提交代码

vendor/symfony/http-kernel/Tests/Bundle/BundleTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Bundle;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\Bundle\Bundle;
+use Symfony\Component\HttpKernel\Tests\Fixtures\ExtensionNotValidBundle\ExtensionNotValidBundle;
+use Symfony\Component\HttpKernel\Tests\Fixtures\ExtensionPresentBundle\ExtensionPresentBundle;
+
+class BundleTest extends TestCase
+{
+    public function testGetContainerExtension()
+    {
+        $bundle = new ExtensionPresentBundle();
+
+        $this->assertInstanceOf(
+            'Symfony\Component\HttpKernel\Tests\Fixtures\ExtensionPresentBundle\DependencyInjection\ExtensionPresentExtension',
+            $bundle->getContainerExtension()
+        );
+    }
+
+    /**
+     * @group legacy
+     */
+    public function testGetContainerExtensionWithInvalidClass()
+    {
+        $this->expectException('LogicException');
+        $this->expectExceptionMessage('must implement Symfony\Component\DependencyInjection\Extension\ExtensionInterface');
+        $bundle = new ExtensionNotValidBundle();
+        $bundle->getContainerExtension();
+    }
+
+    public function testBundleNameIsGuessedFromClass()
+    {
+        $bundle = new GuessedNameBundle();
+
+        $this->assertSame('Symfony\Component\HttpKernel\Tests\Bundle', $bundle->getNamespace());
+        $this->assertSame('GuessedNameBundle', $bundle->getName());
+    }
+
+    public function testBundleNameCanBeExplicitlyProvided()
+    {
+        $bundle = new NamedBundle();
+
+        $this->assertSame('ExplicitlyNamedBundle', $bundle->getName());
+        $this->assertSame('Symfony\Component\HttpKernel\Tests\Bundle', $bundle->getNamespace());
+        $this->assertSame('ExplicitlyNamedBundle', $bundle->getName());
+    }
+}
+
+class NamedBundle extends Bundle
+{
+    public function __construct()
+    {
+        $this->name = 'ExplicitlyNamedBundle';
+    }
+}
+
+class GuessedNameBundle extends Bundle
+{
+}

vendor/symfony/http-kernel/Tests/CacheClearer/ChainCacheClearerTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\CacheClearer;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\CacheClearer\ChainCacheClearer;
+
+class ChainCacheClearerTest extends TestCase
+{
+    protected static $cacheDir;
+
+    public static function setUpBeforeClass(): void
+    {
+        self::$cacheDir = tempnam(sys_get_temp_dir(), 'sf_cache_clearer_dir');
+    }
+
+    public static function tearDownAfterClass(): void
+    {
+        @unlink(self::$cacheDir);
+    }
+
+    public function testInjectClearersInConstructor()
+    {
+        $clearer = $this->getMockClearer();
+        $clearer
+            ->expects($this->once())
+            ->method('clear');
+
+        $chainClearer = new ChainCacheClearer([$clearer]);
+        $chainClearer->clear(self::$cacheDir);
+    }
+
+    protected function getMockClearer()
+    {
+        return $this->getMockBuilder('Symfony\Component\HttpKernel\CacheClearer\CacheClearerInterface')->getMock();
+    }
+}

vendor/symfony/http-kernel/Tests/CacheClearer/Psr6CacheClearerTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\CacheClearer;
+
+use PHPUnit\Framework\TestCase;
+use Psr\Cache\CacheItemPoolInterface;
+use Symfony\Component\HttpKernel\CacheClearer\Psr6CacheClearer;
+
+class Psr6CacheClearerTest extends TestCase
+{
+    public function testClearPoolsInjectedInConstructor()
+    {
+        $pool = $this->getMockBuilder(CacheItemPoolInterface::class)->getMock();
+        $pool
+            ->expects($this->once())
+            ->method('clear');
+
+        (new Psr6CacheClearer(['pool' => $pool]))->clear('');
+    }
+
+    public function testClearPool()
+    {
+        $pool = $this->getMockBuilder(CacheItemPoolInterface::class)->getMock();
+        $pool
+            ->expects($this->once())
+            ->method('clear');
+
+        (new Psr6CacheClearer(['pool' => $pool]))->clearPool('pool');
+    }
+
+    public function testClearPoolThrowsExceptionOnUnreferencedPool()
+    {
+        $this->expectException('InvalidArgumentException');
+        $this->expectExceptionMessage('Cache pool not found: unknown');
+        (new Psr6CacheClearer())->clearPool('unknown');
+    }
+}

vendor/symfony/http-kernel/Tests/CacheWarmer/CacheWarmerAggregateTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\CacheWarmer;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerAggregate;
+
+class CacheWarmerAggregateTest extends TestCase
+{
+    protected static $cacheDir;
+
+    public static function setUpBeforeClass(): void
+    {
+        self::$cacheDir = tempnam(sys_get_temp_dir(), 'sf_cache_warmer_dir');
+    }
+
+    public static function tearDownAfterClass(): void
+    {
+        @unlink(self::$cacheDir);
+    }
+
+    public function testInjectWarmersUsingConstructor()
+    {
+        $warmer = $this->getCacheWarmerMock();
+        $warmer
+            ->expects($this->once())
+            ->method('warmUp');
+        $aggregate = new CacheWarmerAggregate([$warmer]);
+        $aggregate->warmUp(self::$cacheDir);
+    }
+
+    public function testWarmupDoesCallWarmupOnOptionalWarmersWhenEnableOptionalWarmersIsEnabled()
+    {
+        $warmer = $this->getCacheWarmerMock();
+        $warmer
+            ->expects($this->never())
+            ->method('isOptional');
+        $warmer
+            ->expects($this->once())
+            ->method('warmUp');
+
+        $aggregate = new CacheWarmerAggregate([$warmer]);
+        $aggregate->enableOptionalWarmers();
+        $aggregate->warmUp(self::$cacheDir);
+    }
+
+    public function testWarmupDoesNotCallWarmupOnOptionalWarmersWhenEnableOptionalWarmersIsNotEnabled()
+    {
+        $warmer = $this->getCacheWarmerMock();
+        $warmer
+            ->expects($this->once())
+            ->method('isOptional')
+            ->willReturn(true);
+        $warmer
+            ->expects($this->never())
+            ->method('warmUp');
+
+        $aggregate = new CacheWarmerAggregate([$warmer]);
+        $aggregate->warmUp(self::$cacheDir);
+    }
+
+    protected function getCacheWarmerMock()
+    {
+        $warmer = $this->getMockBuilder('Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        return $warmer;
+    }
+}

vendor/symfony/http-kernel/Tests/CacheWarmer/CacheWarmerTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\CacheWarmer;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmer;
+
+class CacheWarmerTest extends TestCase
+{
+    protected static $cacheFile;
+
+    public static function setUpBeforeClass(): void
+    {
+        self::$cacheFile = tempnam(sys_get_temp_dir(), 'sf_cache_warmer_dir');
+    }
+
+    public static function tearDownAfterClass(): void
+    {
+        @unlink(self::$cacheFile);
+    }
+
+    public function testWriteCacheFileCreatesTheFile()
+    {
+        $warmer = new TestCacheWarmer(self::$cacheFile);
+        $warmer->warmUp(\dirname(self::$cacheFile));
+
+        $this->assertFileExists(self::$cacheFile);
+    }
+
+    public function testWriteNonWritableCacheFileThrowsARuntimeException()
+    {
+        $this->expectException('RuntimeException');
+        $nonWritableFile = '/this/file/is/very/probably/not/writable';
+        $warmer = new TestCacheWarmer($nonWritableFile);
+        $warmer->warmUp(\dirname($nonWritableFile));
+    }
+}
+
+class TestCacheWarmer extends CacheWarmer
+{
+    protected $file;
+
+    public function __construct($file)
+    {
+        $this->file = $file;
+    }
+
+    public function warmUp($cacheDir)
+    {
+        $this->writeCacheFile($this->file, 'content');
+    }
+
+    public function isOptional()
+    {
+        return false;
+    }
+}

vendor/symfony/http-kernel/Tests/Config/FileLocatorTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Config;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\Config\FileLocator;
+
+class FileLocatorTest extends TestCase
+{
+    public function testLocate()
+    {
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\KernelInterface')->getMock();
+        $kernel
+            ->expects($this->atLeastOnce())
+            ->method('locateResource')
+            ->with('@BundleName/some/path', null, true)
+            ->willReturn('/bundle-name/some/path');
+        $locator = new FileLocator($kernel);
+        $this->assertEquals('/bundle-name/some/path', $locator->locate('@BundleName/some/path'));
+
+        $kernel
+            ->expects($this->never())
+            ->method('locateResource');
+        $this->expectException('LogicException');
+        $locator->locate('/some/path');
+    }
+
+    public function testLocateWithGlobalResourcePath()
+    {
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\KernelInterface')->getMock();
+        $kernel
+            ->expects($this->atLeastOnce())
+            ->method('locateResource')
+            ->with('@BundleName/some/path', '/global/resource/path', false);
+
+        $locator = new FileLocator($kernel, '/global/resource/path');
+        $locator->locate('@BundleName/some/path', null, false);
+    }
+}

vendor/symfony/http-kernel/Tests/Controller/ArgumentResolver/NotTaggedControllerValueResolverTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Controller\ArgumentResolver;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\ServiceLocator;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\NotTaggedControllerValueResolver;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+class NotTaggedControllerValueResolverTest extends TestCase
+{
+    public function testDoSupportWhenControllerDoNotExists()
+    {
+        $resolver = new NotTaggedControllerValueResolver(new ServiceLocator([]));
+        $argument = new ArgumentMetadata('dummy', \stdClass::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => 'my_controller']);
+
+        $this->assertTrue($resolver->supports($request, $argument));
+    }
+
+    public function testDoNotSupportWhenControllerExists()
+    {
+        $resolver = new NotTaggedControllerValueResolver(new ServiceLocator([
+            'App\\Controller\\Mine::method' => function () {
+                return new ServiceLocator([
+                    'dummy' => function () {
+                        return new \stdClass();
+                    },
+                ]);
+            },
+        ]));
+        $argument = new ArgumentMetadata('dummy', \stdClass::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => 'App\\Controller\\Mine::method']);
+
+        $this->assertFalse($resolver->supports($request, $argument));
+    }
+
+    public function testDoNotSupportEmptyController()
+    {
+        $resolver = new NotTaggedControllerValueResolver(new ServiceLocator([]));
+        $argument = new ArgumentMetadata('dummy', \stdClass::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => '']);
+        $this->assertFalse($resolver->supports($request, $argument));
+    }
+
+    public function testController()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\RuntimeException');
+        $this->expectExceptionMessage('Could not resolve argument $dummy of "App\Controller\Mine::method()", maybe you forgot to register the controller as a service or missed tagging it with the "controller.service_arguments"?');
+        $resolver = new NotTaggedControllerValueResolver(new ServiceLocator([]));
+        $argument = new ArgumentMetadata('dummy', \stdClass::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => 'App\\Controller\\Mine::method']);
+        $this->assertTrue($resolver->supports($request, $argument));
+        $resolver->resolve($request, $argument);
+    }
+
+    public function testControllerWithATrailingBackSlash()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\RuntimeException');
+        $this->expectExceptionMessage('Could not resolve argument $dummy of "App\Controller\Mine::method()", maybe you forgot to register the controller as a service or missed tagging it with the "controller.service_arguments"?');
+        $resolver = new NotTaggedControllerValueResolver(new ServiceLocator([]));
+        $argument = new ArgumentMetadata('dummy', \stdClass::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => '\\App\\Controller\\Mine::method']);
+        $this->assertTrue($resolver->supports($request, $argument));
+        $resolver->resolve($request, $argument);
+    }
+
+    public function testControllerWithMethodNameStartUppercase()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\RuntimeException');
+        $this->expectExceptionMessage('Could not resolve argument $dummy of "App\Controller\Mine::method()", maybe you forgot to register the controller as a service or missed tagging it with the "controller.service_arguments"?');
+        $resolver = new NotTaggedControllerValueResolver(new ServiceLocator([]));
+        $argument = new ArgumentMetadata('dummy', \stdClass::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => 'App\\Controller\\Mine::Method']);
+        $this->assertTrue($resolver->supports($request, $argument));
+        $resolver->resolve($request, $argument);
+    }
+
+    public function testControllerNameIsAnArray()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\RuntimeException');
+        $this->expectExceptionMessage('Could not resolve argument $dummy of "App\Controller\Mine::method()", maybe you forgot to register the controller as a service or missed tagging it with the "controller.service_arguments"?');
+        $resolver = new NotTaggedControllerValueResolver(new ServiceLocator([]));
+        $argument = new ArgumentMetadata('dummy', \stdClass::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => ['App\\Controller\\Mine', 'method']]);
+        $this->assertTrue($resolver->supports($request, $argument));
+        $resolver->resolve($request, $argument);
+    }
+
+    private function requestWithAttributes(array $attributes)
+    {
+        $request = Request::create('/');
+        foreach ($attributes as $name => $value) {
+            $request->attributes->set($name, $value);
+        }
+
+        return $request;
+    }
+}

vendor/symfony/http-kernel/Tests/Controller/ArgumentResolver/ServiceValueResolverTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Controller\ArgumentResolver;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\ServiceLocator;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\ServiceValueResolver;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+use Symfony\Component\HttpKernel\DependencyInjection\RegisterControllerArgumentLocatorsPass;
+
+class ServiceValueResolverTest extends TestCase
+{
+    public function testDoNotSupportWhenControllerDoNotExists()
+    {
+        $resolver = new ServiceValueResolver(new ServiceLocator([]));
+        $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+        $request = $this->requestWithAttributes(['_controller' => 'my_controller']);
+
+        $this->assertFalse($resolver->supports($request, $argument));
+    }
+
+    public function testExistingController()
+    {
+        $resolver = new ServiceValueResolver(new ServiceLocator([
+            'App\\Controller\\Mine::method' => function () {
+                return new ServiceLocator([
+                    'dummy' => function () {
+                        return new DummyService();
+                    },
+                ]);
+            },
+        ]));
+
+        $request = $this->requestWithAttributes(['_controller' => 'App\\Controller\\Mine::method']);
+        $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+
+        $this->assertTrue($resolver->supports($request, $argument));
+        $this->assertYieldEquals([new DummyService()], $resolver->resolve($request, $argument));
+    }
+
+    public function testExistingControllerWithATrailingBackSlash()
+    {
+        $resolver = new ServiceValueResolver(new ServiceLocator([
+            'App\\Controller\\Mine::method' => function () {
+                return new ServiceLocator([
+                    'dummy' => function () {
+                        return new DummyService();
+                    },
+                ]);
+            },
+        ]));
+
+        $request = $this->requestWithAttributes(['_controller' => '\\App\\Controller\\Mine::method']);
+        $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+
+        $this->assertTrue($resolver->supports($request, $argument));
+        $this->assertYieldEquals([new DummyService()], $resolver->resolve($request, $argument));
+    }
+
+    public function testExistingControllerWithMethodNameStartUppercase()
+    {
+        $resolver = new ServiceValueResolver(new ServiceLocator([
+            'App\\Controller\\Mine::method' => function () {
+                return new ServiceLocator([
+                    'dummy' => function () {
+                        return new DummyService();
+                    },
+                ]);
+            },
+        ]));
+        $request = $this->requestWithAttributes(['_controller' => 'App\\Controller\\Mine::Method']);
+        $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+
+        $this->assertTrue($resolver->supports($request, $argument));
+        $this->assertYieldEquals([new DummyService()], $resolver->resolve($request, $argument));
+    }
+
+    public function testControllerNameIsAnArray()
+    {
+        $resolver = new ServiceValueResolver(new ServiceLocator([
+            'App\\Controller\\Mine::method' => function () {
+                return new ServiceLocator([
+                    'dummy' => function () {
+                        return new DummyService();
+                    },
+                ]);
+            },
+        ]));
+
+        $request = $this->requestWithAttributes(['_controller' => ['App\\Controller\\Mine', 'method']]);
+        $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+
+        $this->assertTrue($resolver->supports($request, $argument));
+        $this->assertYieldEquals([new DummyService()], $resolver->resolve($request, $argument));
+    }
+
+    public function testErrorIsTruncated()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\RuntimeException');
+        $this->expectExceptionMessage('Cannot autowire argument $dummy of "Symfony\Component\HttpKernel\Tests\Controller\ArgumentResolver\DummyController::index()": it references class "Symfony\Component\HttpKernel\Tests\Controller\ArgumentResolver\DummyService" but no such service exists.');
+        $container = new ContainerBuilder();
+        $container->addCompilerPass(new RegisterControllerArgumentLocatorsPass());
+
+        $container->register('argument_resolver.service', ServiceValueResolver::class)->addArgument(null)->setPublic(true);
+        $container->register(DummyController::class)->addTag('controller.service_arguments')->setPublic(true);
+
+        $container->compile();
+
+        $request = $this->requestWithAttributes(['_controller' => [DummyController::class, 'index']]);
+        $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+        $container->get('argument_resolver.service')->resolve($request, $argument)->current();
+    }
+
+    private function requestWithAttributes(array $attributes)
+    {
+        $request = Request::create('/');
+
+        foreach ($attributes as $name => $value) {
+            $request->attributes->set($name, $value);
+        }
+
+        return $request;
+    }
+
+    private function assertYieldEquals(array $expected, \Generator $generator)
+    {
+        $args = [];
+        foreach ($generator as $arg) {
+            $args[] = $arg;
+        }
+
+        $this->assertEquals($expected, $args);
+    }
+}
+
+class DummyService
+{
+}
+
+class DummyController
+{
+    public function index(DummyService $dummy)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/Controller/ArgumentResolver/TraceableValueResolverTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Controller\ArgumentResolver;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\TraceableValueResolver;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+use Symfony\Component\Stopwatch\Stopwatch;
+
+class TraceableValueResolverTest extends TestCase
+{
+    public function testTimingsInSupports()
+    {
+        $stopwatch = new Stopwatch();
+        $resolver = new TraceableValueResolver(new ResolverStub(), $stopwatch);
+        $argument = new ArgumentMetadata('dummy', 'string', false, false, null);
+        $request = new Request();
+
+        $this->assertTrue($resolver->supports($request, $argument));
+
+        $event = $stopwatch->getEvent(ResolverStub::class.'::supports');
+        $this->assertCount(1, $event->getPeriods());
+    }
+
+    public function testTimingsInResolve()
+    {
+        $stopwatch = new Stopwatch();
+        $resolver = new TraceableValueResolver(new ResolverStub(), $stopwatch);
+        $argument = new ArgumentMetadata('dummy', 'string', false, false, null);
+        $request = new Request();
+
+        $iterable = $resolver->resolve($request, $argument);
+
+        foreach ($iterable as $index => $resolved) {
+            $event = $stopwatch->getEvent(ResolverStub::class.'::resolve');
+            $this->assertTrue($event->isStarted());
+            $this->assertEmpty($event->getPeriods());
+            switch ($index) {
+                case 0:
+                    $this->assertEquals('first', $resolved);
+                    break;
+                case 1:
+                    $this->assertEquals('second', $resolved);
+                    break;
+            }
+        }
+
+        $event = $stopwatch->getEvent(ResolverStub::class.'::resolve');
+        $this->assertCount(1, $event->getPeriods());
+    }
+}
+
+class ResolverStub implements ArgumentValueResolverInterface
+{
+    public function supports(Request $request, ArgumentMetadata $argument)
+    {
+        return true;
+    }
+
+    public function resolve(Request $request, ArgumentMetadata $argument)
+    {
+        yield 'first';
+        yield 'second';
+    }
+}

vendor/symfony/http-kernel/Tests/Controller/ArgumentResolverTest.php

@@ -0,0 +1,326 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Controller;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Session\Session;
+use Symfony\Component\HttpFoundation\Session\SessionInterface;
+use Symfony\Component\HttpFoundation\Session\Storage\MockArraySessionStorage;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\RequestAttributeValueResolver;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadataFactory;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\ExtendingRequest;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\ExtendingSession;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\NullableController;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\VariadicController;
+
+class ArgumentResolverTest extends TestCase
+{
+    /** @var ArgumentResolver */
+    private static $resolver;
+
+    public static function setUpBeforeClass(): void
+    {
+        $factory = new ArgumentMetadataFactory();
+
+        self::$resolver = new ArgumentResolver($factory);
+    }
+
+    public function testDefaultState()
+    {
+        $this->assertEquals(self::$resolver, new ArgumentResolver());
+        $this->assertNotEquals(self::$resolver, new ArgumentResolver(null, [new RequestAttributeValueResolver()]));
+    }
+
+    public function testGetArguments()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $controller = [new self(), 'controllerWithFoo'];
+
+        $this->assertEquals(['foo'], self::$resolver->getArguments($request, $controller), '->getArguments() returns an array of arguments for the controller method');
+    }
+
+    public function testGetArgumentsReturnsEmptyArrayWhenNoArguments()
+    {
+        $request = Request::create('/');
+        $controller = [new self(), 'controllerWithoutArguments'];
+
+        $this->assertEquals([], self::$resolver->getArguments($request, $controller), '->getArguments() returns an empty array if the method takes no arguments');
+    }
+
+    public function testGetArgumentsUsesDefaultValue()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $controller = [new self(), 'controllerWithFooAndDefaultBar'];
+
+        $this->assertEquals(['foo', null], self::$resolver->getArguments($request, $controller), '->getArguments() uses default values if present');
+    }
+
+    public function testGetArgumentsOverrideDefaultValueByRequestAttribute()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $request->attributes->set('bar', 'bar');
+        $controller = [new self(), 'controllerWithFooAndDefaultBar'];
+
+        $this->assertEquals(['foo', 'bar'], self::$resolver->getArguments($request, $controller), '->getArguments() overrides default values if provided in the request attributes');
+    }
+
+    public function testGetArgumentsFromClosure()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $controller = function ($foo) {};
+
+        $this->assertEquals(['foo'], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetArgumentsUsesDefaultValueFromClosure()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $controller = function ($foo, $bar = 'bar') {};
+
+        $this->assertEquals(['foo', 'bar'], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetArgumentsFromInvokableObject()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $controller = new self();
+
+        $this->assertEquals(['foo', null], self::$resolver->getArguments($request, $controller));
+
+        // Test default bar overridden by request attribute
+        $request->attributes->set('bar', 'bar');
+
+        $this->assertEquals(['foo', 'bar'], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetArgumentsFromFunctionName()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $request->attributes->set('foobar', 'foobar');
+        $controller = __NAMESPACE__.'\controller_function';
+
+        $this->assertEquals(['foo', 'foobar'], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetArgumentsFailsOnUnresolvedValue()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $request->attributes->set('foobar', 'foobar');
+        $controller = [new self(), 'controllerWithFooBarFoobar'];
+
+        try {
+            self::$resolver->getArguments($request, $controller);
+            $this->fail('->getArguments() throws a \RuntimeException exception if it cannot determine the argument value');
+        } catch (\Exception $e) {
+            $this->assertInstanceOf('\RuntimeException', $e, '->getArguments() throws a \RuntimeException exception if it cannot determine the argument value');
+        }
+    }
+
+    public function testGetArgumentsInjectsRequest()
+    {
+        $request = Request::create('/');
+        $controller = [new self(), 'controllerWithRequest'];
+
+        $this->assertEquals([$request], self::$resolver->getArguments($request, $controller), '->getArguments() injects the request');
+    }
+
+    public function testGetArgumentsInjectsExtendingRequest()
+    {
+        $request = ExtendingRequest::create('/');
+        $controller = [new self(), 'controllerWithExtendingRequest'];
+
+        $this->assertEquals([$request], self::$resolver->getArguments($request, $controller), '->getArguments() injects the request when extended');
+    }
+
+    public function testGetVariadicArguments()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $request->attributes->set('bar', ['foo', 'bar']);
+        $controller = [new VariadicController(), 'action'];
+
+        $this->assertEquals(['foo', 'foo', 'bar'], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetVariadicArgumentsWithoutArrayInRequest()
+    {
+        $this->expectException('InvalidArgumentException');
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $request->attributes->set('bar', 'foo');
+        $controller = [new VariadicController(), 'action'];
+
+        self::$resolver->getArguments($request, $controller);
+    }
+
+    public function testGetArgumentWithoutArray()
+    {
+        $this->expectException('InvalidArgumentException');
+        $factory = new ArgumentMetadataFactory();
+        $valueResolver = $this->getMockBuilder(ArgumentValueResolverInterface::class)->getMock();
+        $resolver = new ArgumentResolver($factory, [$valueResolver]);
+
+        $valueResolver->expects($this->any())->method('supports')->willReturn(true);
+        $valueResolver->expects($this->any())->method('resolve')->willReturn('foo');
+
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $request->attributes->set('bar', 'foo');
+        $controller = [$this, 'controllerWithFooAndDefaultBar'];
+        $resolver->getArguments($request, $controller);
+    }
+
+    public function testIfExceptionIsThrownWhenMissingAnArgument()
+    {
+        $this->expectException('RuntimeException');
+        $request = Request::create('/');
+        $controller = [$this, 'controllerWithFoo'];
+
+        self::$resolver->getArguments($request, $controller);
+    }
+
+    public function testGetNullableArguments()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('foo', 'foo');
+        $request->attributes->set('bar', new \stdClass());
+        $request->attributes->set('mandatory', 'mandatory');
+        $controller = [new NullableController(), 'action'];
+
+        $this->assertEquals(['foo', new \stdClass(), 'value', 'mandatory'], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetNullableArgumentsWithDefaults()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('mandatory', 'mandatory');
+        $controller = [new NullableController(), 'action'];
+
+        $this->assertEquals([null, null, 'value', 'mandatory'], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetSessionArguments()
+    {
+        $session = new Session(new MockArraySessionStorage());
+        $request = Request::create('/');
+        $request->setSession($session);
+        $controller = [$this, 'controllerWithSession'];
+
+        $this->assertEquals([$session], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetSessionArgumentsWithExtendedSession()
+    {
+        $session = new ExtendingSession(new MockArraySessionStorage());
+        $request = Request::create('/');
+        $request->setSession($session);
+        $controller = [$this, 'controllerWithExtendingSession'];
+
+        $this->assertEquals([$session], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetSessionArgumentsWithInterface()
+    {
+        $session = $this->getMockBuilder(SessionInterface::class)->getMock();
+        $request = Request::create('/');
+        $request->setSession($session);
+        $controller = [$this, 'controllerWithSessionInterface'];
+
+        $this->assertEquals([$session], self::$resolver->getArguments($request, $controller));
+    }
+
+    public function testGetSessionMissMatchWithInterface()
+    {
+        $this->expectException('RuntimeException');
+        $session = $this->getMockBuilder(SessionInterface::class)->getMock();
+        $request = Request::create('/');
+        $request->setSession($session);
+        $controller = [$this, 'controllerWithExtendingSession'];
+
+        self::$resolver->getArguments($request, $controller);
+    }
+
+    public function testGetSessionMissMatchWithImplementation()
+    {
+        $this->expectException('RuntimeException');
+        $session = new Session(new MockArraySessionStorage());
+        $request = Request::create('/');
+        $request->setSession($session);
+        $controller = [$this, 'controllerWithExtendingSession'];
+
+        self::$resolver->getArguments($request, $controller);
+    }
+
+    public function testGetSessionMissMatchOnNull()
+    {
+        $this->expectException('RuntimeException');
+        $request = Request::create('/');
+        $controller = [$this, 'controllerWithExtendingSession'];
+
+        self::$resolver->getArguments($request, $controller);
+    }
+
+    public function __invoke($foo, $bar = null)
+    {
+    }
+
+    public function controllerWithFoo($foo)
+    {
+    }
+
+    public function controllerWithoutArguments()
+    {
+    }
+
+    protected function controllerWithFooAndDefaultBar($foo, $bar = null)
+    {
+    }
+
+    protected function controllerWithFooBarFoobar($foo, $bar, $foobar)
+    {
+    }
+
+    protected function controllerWithRequest(Request $request)
+    {
+    }
+
+    protected function controllerWithExtendingRequest(ExtendingRequest $request)
+    {
+    }
+
+    protected function controllerWithSession(Session $session)
+    {
+    }
+
+    protected function controllerWithSessionInterface(SessionInterface $session)
+    {
+    }
+
+    protected function controllerWithExtendingSession(ExtendingSession $session)
+    {
+    }
+}
+
+function controller_function($foo, $foobar)
+{
+}

vendor/symfony/http-kernel/Tests/Controller/ContainerControllerResolverTest.php

@@ -0,0 +1,259 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Controller;
+
+use Psr\Container\ContainerInterface;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\DependencyInjection\Container;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ContainerControllerResolver;
+
+class ContainerControllerResolverTest extends ControllerResolverTest
+{
+    public function testGetControllerServiceWithSingleColon()
+    {
+        $service = new ControllerTestService('foo');
+
+        $container = $this->createMockContainer();
+        $container->expects($this->once())
+            ->method('has')
+            ->with('foo')
+            ->willReturn(true);
+        $container->expects($this->once())
+            ->method('get')
+            ->with('foo')
+            ->willReturn($service)
+        ;
+
+        $resolver = $this->createControllerResolver(null, $container);
+        $request = Request::create('/');
+        $request->attributes->set('_controller', 'foo:action');
+
+        $controller = $resolver->getController($request);
+
+        $this->assertSame($service, $controller[0]);
+        $this->assertSame('action', $controller[1]);
+    }
+
+    public function testGetControllerService()
+    {
+        $service = new ControllerTestService('foo');
+
+        $container = $this->createMockContainer();
+        $container->expects($this->once())
+            ->method('has')
+            ->with('foo')
+            ->willReturn(true);
+        $container->expects($this->once())
+            ->method('get')
+            ->with('foo')
+            ->willReturn($service)
+        ;
+
+        $resolver = $this->createControllerResolver(null, $container);
+        $request = Request::create('/');
+        $request->attributes->set('_controller', 'foo::action');
+
+        $controller = $resolver->getController($request);
+
+        $this->assertSame($service, $controller[0]);
+        $this->assertSame('action', $controller[1]);
+    }
+
+    public function testGetControllerInvokableService()
+    {
+        $service = new InvokableControllerService('bar');
+
+        $container = $this->createMockContainer();
+        $container->expects($this->once())
+            ->method('has')
+            ->with('foo')
+            ->willReturn(true)
+        ;
+        $container->expects($this->once())
+            ->method('get')
+            ->with('foo')
+            ->willReturn($service)
+        ;
+
+        $resolver = $this->createControllerResolver(null, $container);
+        $request = Request::create('/');
+        $request->attributes->set('_controller', 'foo');
+
+        $controller = $resolver->getController($request);
+
+        $this->assertSame($service, $controller);
+    }
+
+    public function testGetControllerInvokableServiceWithClassNameAsName()
+    {
+        $service = new InvokableControllerService('bar');
+
+        $container = $this->createMockContainer();
+        $container->expects($this->once())
+            ->method('has')
+            ->with(InvokableControllerService::class)
+            ->willReturn(true)
+        ;
+        $container->expects($this->once())
+            ->method('get')
+            ->with(InvokableControllerService::class)
+            ->willReturn($service)
+        ;
+
+        $resolver = $this->createControllerResolver(null, $container);
+        $request = Request::create('/');
+        $request->attributes->set('_controller', InvokableControllerService::class);
+
+        $controller = $resolver->getController($request);
+
+        $this->assertSame($service, $controller);
+    }
+
+    /**
+     * @dataProvider getControllers
+     */
+    public function testInstantiateControllerWhenControllerStartsWithABackslash($controller)
+    {
+        $service = new ControllerTestService('foo');
+        $class = ControllerTestService::class;
+
+        $container = $this->createMockContainer();
+        $container->expects($this->once())->method('has')->with($class)->willReturn(true);
+        $container->expects($this->once())->method('get')->with($class)->willReturn($service);
+
+        $resolver = $this->createControllerResolver(null, $container);
+        $request = Request::create('/');
+        $request->attributes->set('_controller', $controller);
+
+        $controller = $resolver->getController($request);
+
+        $this->assertInstanceOf(ControllerTestService::class, $controller[0]);
+        $this->assertSame('action', $controller[1]);
+    }
+
+    public function getControllers()
+    {
+        return [
+            ['\\'.ControllerTestService::class.'::action'],
+            ['\\'.ControllerTestService::class.':action'],
+        ];
+    }
+
+    public function testExceptionWhenUsingRemovedControllerServiceWithClassNameAsName()
+    {
+        $this->expectException('InvalidArgumentException');
+        $this->expectExceptionMessage('Controller "Symfony\Component\HttpKernel\Tests\Controller\ControllerTestService" cannot be fetched from the container because it is private. Did you forget to tag the service with "controller.service_arguments"?');
+        $container = $this->getMockBuilder(Container::class)->getMock();
+        $container->expects($this->once())
+            ->method('has')
+            ->with(ControllerTestService::class)
+            ->willReturn(false)
+        ;
+
+        $container->expects($this->atLeastOnce())
+            ->method('getRemovedIds')
+            ->with()
+            ->willReturn([ControllerTestService::class => true])
+        ;
+
+        $resolver = $this->createControllerResolver(null, $container);
+        $request = Request::create('/');
+        $request->attributes->set('_controller', [ControllerTestService::class, 'action']);
+
+        $resolver->getController($request);
+    }
+
+    public function testExceptionWhenUsingRemovedControllerService()
+    {
+        $this->expectException('InvalidArgumentException');
+        $this->expectExceptionMessage('Controller "app.my_controller" cannot be fetched from the container because it is private. Did you forget to tag the service with "controller.service_arguments"?');
+        $container = $this->getMockBuilder(Container::class)->getMock();
+        $container->expects($this->once())
+            ->method('has')
+            ->with('app.my_controller')
+            ->willReturn(false)
+        ;
+
+        $container->expects($this->atLeastOnce())
+            ->method('getRemovedIds')
+            ->with()
+            ->willReturn(['app.my_controller' => true])
+        ;
+
+        $resolver = $this->createControllerResolver(null, $container);
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', 'app.my_controller');
+        $resolver->getController($request);
+    }
+
+    public function getUndefinedControllers()
+    {
+        $tests = parent::getUndefinedControllers();
+        $tests[0] = ['foo', \InvalidArgumentException::class, 'Controller "foo" does neither exist as service nor as class'];
+        $tests[1] = ['oof::bar', \InvalidArgumentException::class, 'Controller "oof" does neither exist as service nor as class'];
+        $tests[2] = [['oof', 'bar'], \InvalidArgumentException::class, 'Controller "oof" does neither exist as service nor as class'];
+        $tests[] = [
+            [ControllerTestService::class, 'action'],
+            \InvalidArgumentException::class,
+            'Controller "Symfony\Component\HttpKernel\Tests\Controller\ControllerTestService" has required constructor arguments and does not exist in the container. Did you forget to define such a service?',
+        ];
+        $tests[] = [
+            ControllerTestService::class.'::action',
+            \InvalidArgumentException::class, 'Controller "Symfony\Component\HttpKernel\Tests\Controller\ControllerTestService" has required constructor arguments and does not exist in the container. Did you forget to define such a service?',
+        ];
+        $tests[] = [
+            InvokableControllerService::class,
+            \InvalidArgumentException::class,
+            'Controller "Symfony\Component\HttpKernel\Tests\Controller\InvokableControllerService" has required constructor arguments and does not exist in the container. Did you forget to define such a service?',
+        ];
+
+        return $tests;
+    }
+
+    protected function createControllerResolver(LoggerInterface $logger = null, ContainerInterface $container = null)
+    {
+        if (!$container) {
+            $container = $this->createMockContainer();
+        }
+
+        return new ContainerControllerResolver($container, $logger);
+    }
+
+    protected function createMockContainer()
+    {
+        return $this->getMockBuilder(ContainerInterface::class)->getMock();
+    }
+}
+
+class InvokableControllerService
+{
+    public function __construct($bar) // mandatory argument to prevent automatic instantiation
+    {
+    }
+
+    public function __invoke()
+    {
+    }
+}
+
+class ControllerTestService
+{
+    public function __construct($foo)
+    {
+    }
+
+    public function action()
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/Controller/ControllerResolverTest.php

@@ -0,0 +1,253 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Controller;
+
+use PHPUnit\Framework\TestCase;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ControllerResolver;
+
+class ControllerResolverTest extends TestCase
+{
+    public function testGetControllerWithoutControllerParameter()
+    {
+        $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+        $logger->expects($this->once())->method('warning')->with('Unable to look for the controller as the "_controller" parameter is missing.');
+        $resolver = $this->createControllerResolver($logger);
+
+        $request = Request::create('/');
+        $this->assertFalse($resolver->getController($request), '->getController() returns false when the request has no _controller attribute');
+    }
+
+    public function testGetControllerWithLambda()
+    {
+        $resolver = $this->createControllerResolver();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', $lambda = function () {});
+        $controller = $resolver->getController($request);
+        $this->assertSame($lambda, $controller);
+    }
+
+    public function testGetControllerWithObjectAndInvokeMethod()
+    {
+        $resolver = $this->createControllerResolver();
+        $object = new InvokableController();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', $object);
+        $controller = $resolver->getController($request);
+        $this->assertSame($object, $controller);
+    }
+
+    public function testGetControllerWithObjectAndMethod()
+    {
+        $resolver = $this->createControllerResolver();
+        $object = new ControllerTest();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', [$object, 'publicAction']);
+        $controller = $resolver->getController($request);
+        $this->assertSame([$object, 'publicAction'], $controller);
+    }
+
+    public function testGetControllerWithClassAndMethodAsArray()
+    {
+        $resolver = $this->createControllerResolver();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', [ControllerTest::class, 'publicAction']);
+        $controller = $resolver->getController($request);
+        $this->assertInstanceOf(ControllerTest::class, $controller[0]);
+        $this->assertSame('publicAction', $controller[1]);
+    }
+
+    public function testGetControllerWithClassAndMethodAsString()
+    {
+        $resolver = $this->createControllerResolver();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', ControllerTest::class.'::publicAction');
+        $controller = $resolver->getController($request);
+        $this->assertInstanceOf(ControllerTest::class, $controller[0]);
+        $this->assertSame('publicAction', $controller[1]);
+    }
+
+    public function testGetControllerWithInvokableClass()
+    {
+        $resolver = $this->createControllerResolver();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', InvokableController::class);
+        $controller = $resolver->getController($request);
+        $this->assertInstanceOf(InvokableController::class, $controller);
+    }
+
+    public function testGetControllerOnObjectWithoutInvokeMethod()
+    {
+        $this->expectException('InvalidArgumentException');
+        $resolver = $this->createControllerResolver();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', new \stdClass());
+        $resolver->getController($request);
+    }
+
+    public function testGetControllerWithFunction()
+    {
+        $resolver = $this->createControllerResolver();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', 'Symfony\Component\HttpKernel\Tests\Controller\some_controller_function');
+        $controller = $resolver->getController($request);
+        $this->assertSame('Symfony\Component\HttpKernel\Tests\Controller\some_controller_function', $controller);
+    }
+
+    public function testGetControllerWithClosure()
+    {
+        $resolver = $this->createControllerResolver();
+
+        $closure = function () {
+            return 'test';
+        };
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', $closure);
+        $controller = $resolver->getController($request);
+        $this->assertInstanceOf(\Closure::class, $controller);
+        $this->assertSame('test', $controller());
+    }
+
+    /**
+     * @dataProvider getStaticControllers
+     */
+    public function testGetControllerWithStaticController($staticController, $returnValue)
+    {
+        $resolver = $this->createControllerResolver();
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', $staticController);
+        $controller = $resolver->getController($request);
+        $this->assertSame($staticController, $controller);
+        $this->assertSame($returnValue, $controller());
+    }
+
+    public function getStaticControllers()
+    {
+        return [
+            [TestAbstractController::class.'::staticAction', 'foo'],
+            [[TestAbstractController::class, 'staticAction'], 'foo'],
+            [PrivateConstructorController::class.'::staticAction', 'bar'],
+            [[PrivateConstructorController::class, 'staticAction'], 'bar'],
+        ];
+    }
+
+    /**
+     * @dataProvider getUndefinedControllers
+     */
+    public function testGetControllerWithUndefinedController($controller, $exceptionName = null, $exceptionMessage = null)
+    {
+        $resolver = $this->createControllerResolver();
+        $this->expectException($exceptionName);
+        $this->expectExceptionMessage($exceptionMessage);
+
+        $request = Request::create('/');
+        $request->attributes->set('_controller', $controller);
+        $resolver->getController($request);
+    }
+
+    public function getUndefinedControllers()
+    {
+        $controller = new ControllerTest();
+
+        return [
+            ['foo', \Error::class, 'Class \'foo\' not found'],
+            ['oof::bar', \Error::class, 'Class \'oof\' not found'],
+            [['oof', 'bar'], \Error::class, 'Class \'oof\' not found'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::staticsAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "staticsAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest", did you mean "staticAction"?'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::privateAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "privateAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::protectedAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "protectedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::undefinedAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "undefinedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest". Available methods: "publicAction", "staticAction"'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Controller class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" cannot be called without a method name. You need to implement "__invoke" or use one of the available methods: "publicAction", "staticAction".'],
+            [[$controller, 'staticsAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "staticsAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest", did you mean "staticAction"?'],
+            [[$controller, 'privateAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "privateAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            [[$controller, 'protectedAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "protectedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            [[$controller, 'undefinedAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "undefinedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest". Available methods: "publicAction", "staticAction"'],
+            [$controller, \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Controller class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" cannot be called without a method name. You need to implement "__invoke" or use one of the available methods: "publicAction", "staticAction".'],
+            [['a' => 'foo', 'b' => 'bar'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Invalid array callable, expected [controller, method].'],
+        ];
+    }
+
+    protected function createControllerResolver(LoggerInterface $logger = null)
+    {
+        return new ControllerResolver($logger);
+    }
+}
+
+function some_controller_function($foo, $foobar)
+{
+}
+
+class ControllerTest
+{
+    public function __construct()
+    {
+    }
+
+    public function __toString()
+    {
+        return '';
+    }
+
+    public function publicAction()
+    {
+    }
+
+    private function privateAction()
+    {
+    }
+
+    protected function protectedAction()
+    {
+    }
+
+    public static function staticAction()
+    {
+    }
+}
+
+class InvokableController
+{
+    public function __invoke($foo, $bar = null)
+    {
+    }
+}
+
+abstract class TestAbstractController
+{
+    public static function staticAction()
+    {
+        return 'foo';
+    }
+}
+
+class PrivateConstructorController
+{
+    private function __construct()
+    {
+    }
+
+    public static function staticAction()
+    {
+        return 'bar';
+    }
+}

vendor/symfony/http-kernel/Tests/ControllerMetadata/ArgumentMetadataFactoryTest.php

@@ -0,0 +1,139 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\ControllerMetadata;
+
+use Fake\ImportedAndFake;
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadataFactory;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\BasicTypesController;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\NullableController;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\VariadicController;
+
+class ArgumentMetadataFactoryTest extends TestCase
+{
+    /**
+     * @var ArgumentMetadataFactory
+     */
+    private $factory;
+
+    protected function setUp(): void
+    {
+        $this->factory = new ArgumentMetadataFactory();
+    }
+
+    public function testSignature1()
+    {
+        $arguments = $this->factory->createArgumentMetadata([$this, 'signature1']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('foo', self::class, false, false, null),
+            new ArgumentMetadata('bar', 'array', false, false, null),
+            new ArgumentMetadata('baz', 'callable', false, false, null),
+        ], $arguments);
+    }
+
+    public function testSignature2()
+    {
+        $arguments = $this->factory->createArgumentMetadata([$this, 'signature2']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('foo', self::class, false, true, null, true),
+            new ArgumentMetadata('bar', __NAMESPACE__.'\FakeClassThatDoesNotExist', false, true, null, true),
+            new ArgumentMetadata('baz', 'Fake\ImportedAndFake', false, true, null, true),
+        ], $arguments);
+    }
+
+    public function testSignature3()
+    {
+        $arguments = $this->factory->createArgumentMetadata([$this, 'signature3']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('bar', __NAMESPACE__.'\FakeClassThatDoesNotExist', false, false, null),
+            new ArgumentMetadata('baz', 'Fake\ImportedAndFake', false, false, null),
+        ], $arguments);
+    }
+
+    public function testSignature4()
+    {
+        $arguments = $this->factory->createArgumentMetadata([$this, 'signature4']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('foo', null, false, true, 'default'),
+            new ArgumentMetadata('bar', null, false, true, 500),
+            new ArgumentMetadata('baz', null, false, true, []),
+        ], $arguments);
+    }
+
+    public function testSignature5()
+    {
+        $arguments = $this->factory->createArgumentMetadata([$this, 'signature5']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('foo', 'array', false, true, null, true),
+            new ArgumentMetadata('bar', null, false, false, null),
+        ], $arguments);
+    }
+
+    public function testVariadicSignature()
+    {
+        $arguments = $this->factory->createArgumentMetadata([new VariadicController(), 'action']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('foo', null, false, false, null),
+            new ArgumentMetadata('bar', null, true, false, null),
+        ], $arguments);
+    }
+
+    public function testBasicTypesSignature()
+    {
+        $arguments = $this->factory->createArgumentMetadata([new BasicTypesController(), 'action']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('foo', 'string', false, false, null),
+            new ArgumentMetadata('bar', 'int', false, false, null),
+            new ArgumentMetadata('baz', 'float', false, false, null),
+        ], $arguments);
+    }
+
+    public function testNullableTypesSignature()
+    {
+        $arguments = $this->factory->createArgumentMetadata([new NullableController(), 'action']);
+
+        $this->assertEquals([
+            new ArgumentMetadata('foo', 'string', false, false, null, true),
+            new ArgumentMetadata('bar', \stdClass::class, false, false, null, true),
+            new ArgumentMetadata('baz', 'string', false, true, 'value', true),
+            new ArgumentMetadata('mandatory', null, false, false, null, true),
+        ], $arguments);
+    }
+
+    private function signature1(self $foo, array $bar, callable $baz)
+    {
+    }
+
+    private function signature2(self $foo = null, FakeClassThatDoesNotExist $bar = null, ImportedAndFake $baz = null)
+    {
+    }
+
+    private function signature3(FakeClassThatDoesNotExist $bar, ImportedAndFake $baz)
+    {
+    }
+
+    private function signature4($foo = 'default', $bar = 500, $baz = [])
+    {
+    }
+
+    private function signature5(array $foo = null, $bar)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/ControllerMetadata/ArgumentMetadataTest.php

@@ -0,0 +1,44 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\ControllerMetadata;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+class ArgumentMetadataTest extends TestCase
+{
+    public function testWithBcLayerWithDefault()
+    {
+        $argument = new ArgumentMetadata('foo', 'string', false, true, 'default value');
+
+        $this->assertFalse($argument->isNullable());
+    }
+
+    public function testDefaultValueAvailable()
+    {
+        $argument = new ArgumentMetadata('foo', 'string', false, true, 'default value', true);
+
+        $this->assertTrue($argument->isNullable());
+        $this->assertTrue($argument->hasDefaultValue());
+        $this->assertSame('default value', $argument->getDefaultValue());
+    }
+
+    public function testDefaultValueUnavailable()
+    {
+        $this->expectException('LogicException');
+        $argument = new ArgumentMetadata('foo', 'string', false, false, null, false);
+
+        $this->assertFalse($argument->isNullable());
+        $this->assertFalse($argument->hasDefaultValue());
+        $argument->getDefaultValue();
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/Compiler.log

@@ -0,0 +1,4 @@
+Symfony\Component\DependencyInjection\Compiler\RemovePrivateAliasesPass: Removed service "Psr\Container\ContainerInterface"; reason: private alias.
+Symfony\Component\DependencyInjection\Compiler\RemovePrivateAliasesPass: Removed service "Symfony\Component\DependencyInjection\ContainerInterface"; reason: private alias.
+Some custom logging message
+With ending :

vendor/symfony/http-kernel/Tests/DataCollector/ConfigDataCollectorTest.php

@@ -0,0 +1,76 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\ConfigDataCollector;
+use Symfony\Component\HttpKernel\Kernel;
+
+class ConfigDataCollectorTest extends TestCase
+{
+    public function testCollect()
+    {
+        $kernel = new KernelForTest('test', true);
+        $c = new ConfigDataCollector();
+        $c->setKernel($kernel);
+        $c->collect(new Request(), new Response());
+
+        $this->assertSame('test', $c->getEnv());
+        $this->assertTrue($c->isDebug());
+        $this->assertSame('config', $c->getName());
+        $this->assertRegExp('~^'.preg_quote($c->getPhpVersion(), '~').'~', PHP_VERSION);
+        $this->assertRegExp('~'.preg_quote((string) $c->getPhpVersionExtra(), '~').'$~', PHP_VERSION);
+        $this->assertSame(PHP_INT_SIZE * 8, $c->getPhpArchitecture());
+        $this->assertSame(class_exists('Locale', false) && \Locale::getDefault() ? \Locale::getDefault() : 'n/a', $c->getPhpIntlLocale());
+        $this->assertSame(date_default_timezone_get(), $c->getPhpTimezone());
+        $this->assertSame(Kernel::VERSION, $c->getSymfonyVersion());
+        $this->assertNull($c->getToken());
+        $this->assertSame(\extension_loaded('xdebug'), $c->hasXDebug());
+        $this->assertSame(\extension_loaded('Zend OPcache') && filter_var(ini_get('opcache.enable'), FILTER_VALIDATE_BOOLEAN), $c->hasZendOpcache());
+        $this->assertSame(\extension_loaded('apcu') && filter_var(ini_get('apc.enabled'), FILTER_VALIDATE_BOOLEAN), $c->hasApcu());
+    }
+
+    /**
+     * @group legacy
+     * @expectedDeprecation The "$name" argument in method "Symfony\Component\HttpKernel\DataCollector\ConfigDataCollector::__construct()" is deprecated since Symfony 4.2.
+     * @expectedDeprecation The "$version" argument in method "Symfony\Component\HttpKernel\DataCollector\ConfigDataCollector::__construct()" is deprecated since Symfony 4.2.
+     * @expectedDeprecation The method "Symfony\Component\HttpKernel\DataCollector\ConfigDataCollector::getApplicationName()" is deprecated since Symfony 4.2.
+     * @expectedDeprecation The method "Symfony\Component\HttpKernel\DataCollector\ConfigDataCollector::getApplicationVersion()" is deprecated since Symfony 4.2.
+     */
+    public function testLegacy()
+    {
+        $c = new ConfigDataCollector('name', null);
+        $c->collect(new Request(), new Response());
+
+        $this->assertSame('name', $c->getApplicationName());
+        $this->assertNull($c->getApplicationVersion());
+    }
+}
+
+class KernelForTest extends Kernel
+{
+    public function registerBundles()
+    {
+    }
+
+    public function getBundles()
+    {
+        return [];
+    }
+
+    public function registerContainerConfiguration(LoaderInterface $loader)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/DataCollectorTest.php

@@ -0,0 +1,38 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Tests\Fixtures\DataCollector\CloneVarDataCollector;
+use Symfony\Component\VarDumper\Cloner\VarCloner;
+
+class DataCollectorTest extends TestCase
+{
+    public function testCloneVarStringWithScheme()
+    {
+        $c = new CloneVarDataCollector('scheme://foo');
+        $c->collect(new Request(), new Response());
+        $cloner = new VarCloner();
+
+        $this->assertEquals($cloner->cloneVar('scheme://foo'), $c->getData());
+    }
+
+    public function testCloneVarExistingFilePath()
+    {
+        $c = new CloneVarDataCollector([$filePath = tempnam(sys_get_temp_dir(), 'clone_var_data_collector_')]);
+        $c->collect(new Request(), new Response());
+
+        $this->assertSame($filePath, $c->getData()[0]);
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/DumpDataCollectorTest.php

@@ -0,0 +1,154 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\DumpDataCollector;
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Dumper\CliDumper;
+use Symfony\Component\VarDumper\Server\Connection;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class DumpDataCollectorTest extends TestCase
+{
+    public function testDump()
+    {
+        $data = new Data([[123]]);
+
+        $collector = new DumpDataCollector();
+
+        $this->assertSame('dump', $collector->getName());
+
+        $collector->dump($data);
+        $line = __LINE__ - 1;
+        $this->assertSame(1, $collector->getDumpsCount());
+
+        $dump = $collector->getDumps('html');
+        $this->assertArrayHasKey('data', $dump[0]);
+        $dump[0]['data'] = preg_replace('/^.*?<pre/', '<pre', $dump[0]['data']);
+        $dump[0]['data'] = preg_replace('/sf-dump-\d+/', 'sf-dump', $dump[0]['data']);
+
+        $xDump = [
+            [
+                'data' => "<pre class=sf-dump id=sf-dump data-indent-pad=\"  \"><span class=sf-dump-num>123</span>\n</pre><script>Sfdump(\"sf-dump\")</script>\n",
+                'name' => 'DumpDataCollectorTest.php',
+                'file' => __FILE__,
+                'line' => $line,
+                'fileExcerpt' => false,
+            ],
+        ];
+        $this->assertEquals($xDump, $dump);
+
+        $this->assertStringMatchesFormat('%a;a:%d:{i:0;a:5:{s:4:"data";%c:39:"Symfony\Component\VarDumper\Cloner\Data":%a', serialize($collector));
+        $this->assertSame(0, $collector->getDumpsCount());
+        $this->assertSame("O:60:\"Symfony\Component\HttpKernel\DataCollector\DumpDataCollector\":1:{s:7:\"\0*\0data\";a:2:{i:0;b:0;i:1;s:5:\"UTF-8\";}}", serialize($collector));
+    }
+
+    public function testDumpWithServerConnection()
+    {
+        $data = new Data([[123]]);
+
+        // Server is up, server dumper is used
+        $serverDumper = $this->getMockBuilder(Connection::class)->disableOriginalConstructor()->getMock();
+        $serverDumper->expects($this->once())->method('write')->willReturn(true);
+
+        $collector = new DumpDataCollector(null, null, null, null, $serverDumper);
+        $collector->dump($data);
+
+        // Collect doesn't re-trigger dump
+        ob_start();
+        $collector->collect(new Request(), new Response());
+        $this->assertEmpty(ob_get_clean());
+        $this->assertStringMatchesFormat('%a;a:%d:{i:0;a:5:{s:4:"data";%c:39:"Symfony\Component\VarDumper\Cloner\Data":%a', serialize($collector));
+    }
+
+    public function testCollectDefault()
+    {
+        $data = new Data([[123]]);
+
+        $collector = new DumpDataCollector();
+
+        $collector->dump($data);
+        $line = __LINE__ - 1;
+
+        ob_start();
+        $collector->collect(new Request(), new Response());
+        $output = preg_replace("/\033\[[^m]*m/", '', ob_get_clean());
+
+        $this->assertSame("DumpDataCollectorTest.php on line {$line}:\n123\n", $output);
+        $this->assertSame(1, $collector->getDumpsCount());
+        serialize($collector);
+    }
+
+    public function testCollectHtml()
+    {
+        $data = new Data([[123]]);
+
+        $collector = new DumpDataCollector(null, 'test://%f:%l');
+
+        $collector->dump($data);
+        $line = __LINE__ - 1;
+        $file = __FILE__;
+        $xOutput = <<<EOTXT
+<pre class=sf-dump id=sf-dump data-indent-pad="  "><a href="test://{$file}:{$line}" title="{$file}"><span class=sf-dump-meta>DumpDataCollectorTest.php</span></a> on line <span class=sf-dump-meta>{$line}</span>:
+<span class=sf-dump-num>123</span>
+</pre>
+EOTXT;
+
+        ob_start();
+        $response = new Response();
+        $response->headers->set('Content-Type', 'text/html');
+        $collector->collect(new Request(), $response);
+        $output = ob_get_clean();
+        $output = preg_replace('#<(script|style).*?</\1>#s', '', $output);
+        $output = preg_replace('/sf-dump-\d+/', 'sf-dump', $output);
+
+        $this->assertSame($xOutput, trim($output));
+        $this->assertSame(1, $collector->getDumpsCount());
+        serialize($collector);
+    }
+
+    public function testFlush()
+    {
+        $data = new Data([[456]]);
+        $collector = new DumpDataCollector();
+        $collector->dump($data);
+        $line = __LINE__ - 1;
+
+        ob_start();
+        $collector->__destruct();
+        $output = preg_replace("/\033\[[^m]*m/", '', ob_get_clean());
+        $this->assertSame("DumpDataCollectorTest.php on line {$line}:\n456\n", $output);
+    }
+
+    public function testFlushNothingWhenDataDumperIsProvided()
+    {
+        $data = new Data([[456]]);
+        $dumper = new CliDumper('php://output');
+        $collector = new DumpDataCollector(null, null, null, null, $dumper);
+
+        ob_start();
+        $collector->dump($data);
+        $line = __LINE__ - 1;
+        $output = preg_replace("/\033\[[^m]*m/", '', ob_get_clean());
+
+        $this->assertSame("DumpDataCollectorTest.php on line {$line}:\n456\n", $output);
+
+        ob_start();
+        $collector->__destruct();
+        $this->assertEmpty(ob_get_clean());
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/ExceptionDataCollectorTest.php

@@ -0,0 +1,59 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Debug\Exception\FlattenException;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\ExceptionDataCollector;
+
+class ExceptionDataCollectorTest extends TestCase
+{
+    public function testCollect()
+    {
+        $e = new \Exception('foo', 500);
+        $c = new ExceptionDataCollector();
+        $flattened = FlattenException::create($e);
+        $trace = $flattened->getTrace();
+
+        $this->assertFalse($c->hasException());
+
+        $c->collect(new Request(), new Response(), $e);
+
+        $this->assertTrue($c->hasException());
+        $this->assertEquals($flattened, $c->getException());
+        $this->assertSame('foo', $c->getMessage());
+        $this->assertSame(500, $c->getCode());
+        $this->assertSame('exception', $c->getName());
+        $this->assertSame($trace, $c->getTrace());
+    }
+
+    public function testCollectWithoutException()
+    {
+        $c = new ExceptionDataCollector();
+        $c->collect(new Request(), new Response());
+
+        $this->assertFalse($c->hasException());
+    }
+
+    public function testReset()
+    {
+        $c = new ExceptionDataCollector();
+
+        $c->collect(new Request(), new Response(), new \Exception());
+        $c->reset();
+        $c->collect(new Request(), new Response());
+
+        $this->assertFalse($c->hasException());
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/LoggerDataCollectorTest.php

@@ -0,0 +1,188 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Debug\Exception\SilencedErrorContext;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\LoggerDataCollector;
+use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;
+
+class LoggerDataCollectorTest extends TestCase
+{
+    public function testCollectWithUnexpectedFormat()
+    {
+        $logger = $this
+            ->getMockBuilder('Symfony\Component\HttpKernel\Log\DebugLoggerInterface')
+            ->setMethods(['countErrors', 'getLogs', 'clear'])
+            ->getMock();
+        $logger->expects($this->once())->method('countErrors')->willReturn(123);
+        $logger->expects($this->exactly(2))->method('getLogs')->willReturn([]);
+
+        $c = new LoggerDataCollector($logger, __DIR__.'/');
+        $c->lateCollect();
+        $compilerLogs = $c->getCompilerLogs()->getValue('message');
+
+        $this->assertSame([
+            ['message' => 'Removed service "Psr\Container\ContainerInterface"; reason: private alias.'],
+            ['message' => 'Removed service "Symfony\Component\DependencyInjection\ContainerInterface"; reason: private alias.'],
+        ], $compilerLogs['Symfony\Component\DependencyInjection\Compiler\RemovePrivateAliasesPass']);
+
+        $this->assertSame([
+            ['message' => 'Some custom logging message'],
+            ['message' => 'With ending :'],
+        ], $compilerLogs['Unknown Compiler Pass']);
+    }
+
+    public function testWithMasterRequest()
+    {
+        $masterRequest = new Request();
+        $stack = new RequestStack();
+        $stack->push($masterRequest);
+
+        $logger = $this
+            ->getMockBuilder(DebugLoggerInterface::class)
+            ->setMethods(['countErrors', 'getLogs', 'clear'])
+            ->getMock();
+        $logger->expects($this->once())->method('countErrors')->with(null);
+        $logger->expects($this->exactly(2))->method('getLogs')->with(null)->willReturn([]);
+
+        $c = new LoggerDataCollector($logger, __DIR__.'/', $stack);
+
+        $c->collect($masterRequest, new Response());
+        $c->lateCollect();
+    }
+
+    public function testWithSubRequest()
+    {
+        $masterRequest = new Request();
+        $subRequest = new Request();
+        $stack = new RequestStack();
+        $stack->push($masterRequest);
+        $stack->push($subRequest);
+
+        $logger = $this
+            ->getMockBuilder(DebugLoggerInterface::class)
+            ->setMethods(['countErrors', 'getLogs', 'clear'])
+            ->getMock();
+        $logger->expects($this->once())->method('countErrors')->with($subRequest);
+        $logger->expects($this->exactly(2))->method('getLogs')->with($subRequest)->willReturn([]);
+
+        $c = new LoggerDataCollector($logger, __DIR__.'/', $stack);
+
+        $c->collect($subRequest, new Response());
+        $c->lateCollect();
+    }
+
+    /**
+     * @dataProvider getCollectTestData
+     */
+    public function testCollect($nb, $logs, $expectedLogs, $expectedDeprecationCount, $expectedScreamCount, $expectedPriorities = null)
+    {
+        $logger = $this
+            ->getMockBuilder('Symfony\Component\HttpKernel\Log\DebugLoggerInterface')
+            ->setMethods(['countErrors', 'getLogs', 'clear'])
+            ->getMock();
+        $logger->expects($this->once())->method('countErrors')->willReturn($nb);
+        $logger->expects($this->exactly(2))->method('getLogs')->willReturn($logs);
+
+        $c = new LoggerDataCollector($logger);
+        $c->lateCollect();
+
+        $this->assertEquals('logger', $c->getName());
+        $this->assertEquals($nb, $c->countErrors());
+
+        $logs = array_map(function ($v) {
+            if (isset($v['context']['exception'])) {
+                $e = &$v['context']['exception'];
+                $e = isset($e["\0*\0message"]) ? [$e["\0*\0message"], $e["\0*\0severity"]] : [$e["\0Symfony\Component\Debug\Exception\SilencedErrorContext\0severity"]];
+            }
+
+            return $v;
+        }, $c->getLogs()->getValue(true));
+        $this->assertEquals($expectedLogs, $logs);
+        $this->assertEquals($expectedDeprecationCount, $c->countDeprecations());
+        $this->assertEquals($expectedScreamCount, $c->countScreams());
+
+        if (isset($expectedPriorities)) {
+            $this->assertSame($expectedPriorities, $c->getPriorities()->getValue(true));
+        }
+    }
+
+    public function testReset()
+    {
+        $logger = $this
+            ->getMockBuilder('Symfony\Component\HttpKernel\Log\DebugLoggerInterface')
+            ->setMethods(['countErrors', 'getLogs', 'clear'])
+            ->getMock();
+        $logger->expects($this->once())->method('clear');
+
+        $c = new LoggerDataCollector($logger);
+        $c->reset();
+    }
+
+    public function getCollectTestData()
+    {
+        yield 'simple log' => [
+            1,
+            [['message' => 'foo', 'context' => [], 'priority' => 100, 'priorityName' => 'DEBUG']],
+            [['message' => 'foo', 'context' => [], 'priority' => 100, 'priorityName' => 'DEBUG']],
+            0,
+            0,
+        ];
+
+        yield 'log with a context' => [
+            1,
+            [['message' => 'foo', 'context' => ['foo' => 'bar'], 'priority' => 100, 'priorityName' => 'DEBUG']],
+            [['message' => 'foo', 'context' => ['foo' => 'bar'], 'priority' => 100, 'priorityName' => 'DEBUG']],
+            0,
+            0,
+        ];
+
+        if (!class_exists(SilencedErrorContext::class)) {
+            return;
+        }
+
+        yield 'logs with some deprecations' => [
+            1,
+            [
+                ['message' => 'foo3', 'context' => ['exception' => new \ErrorException('warning', 0, E_USER_WARNING)], 'priority' => 100, 'priorityName' => 'DEBUG'],
+                ['message' => 'foo', 'context' => ['exception' => new \ErrorException('deprecated', 0, E_DEPRECATED)], 'priority' => 100, 'priorityName' => 'DEBUG'],
+                ['message' => 'foo2', 'context' => ['exception' => new \ErrorException('deprecated', 0, E_USER_DEPRECATED)], 'priority' => 100, 'priorityName' => 'DEBUG'],
+            ],
+            [
+                ['message' => 'foo3', 'context' => ['exception' => ['warning', E_USER_WARNING]], 'priority' => 100, 'priorityName' => 'DEBUG'],
+                ['message' => 'foo', 'context' => ['exception' => ['deprecated', E_DEPRECATED]], 'priority' => 100, 'priorityName' => 'DEBUG', 'errorCount' => 1, 'scream' => false],
+                ['message' => 'foo2', 'context' => ['exception' => ['deprecated', E_USER_DEPRECATED]], 'priority' => 100, 'priorityName' => 'DEBUG', 'errorCount' => 1, 'scream' => false],
+            ],
+            2,
+            0,
+            [100 => ['count' => 3, 'name' => 'DEBUG']],
+        ];
+
+        yield 'logs with some silent errors' => [
+            1,
+            [
+                ['message' => 'foo3', 'context' => ['exception' => new \ErrorException('warning', 0, E_USER_WARNING)], 'priority' => 100, 'priorityName' => 'DEBUG'],
+                ['message' => 'foo3', 'context' => ['exception' => new SilencedErrorContext(E_USER_WARNING, __FILE__, __LINE__)], 'priority' => 100, 'priorityName' => 'DEBUG'],
+            ],
+            [
+                ['message' => 'foo3', 'context' => ['exception' => ['warning', E_USER_WARNING]], 'priority' => 100, 'priorityName' => 'DEBUG'],
+                ['message' => 'foo3', 'context' => ['exception' => [E_USER_WARNING]], 'priority' => 100, 'priorityName' => 'DEBUG', 'errorCount' => 1, 'scream' => true],
+            ],
+            0,
+            1,
+        ];
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/MemoryDataCollectorTest.php

@@ -0,0 +1,59 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\MemoryDataCollector;
+
+class MemoryDataCollectorTest extends TestCase
+{
+    public function testCollect()
+    {
+        $collector = new MemoryDataCollector();
+        $collector->collect(new Request(), new Response());
+
+        $this->assertIsInt($collector->getMemory());
+        $this->assertIsInt($collector->getMemoryLimit());
+        $this->assertSame('memory', $collector->getName());
+    }
+
+    /** @dataProvider getBytesConversionTestData */
+    public function testBytesConversion($limit, $bytes)
+    {
+        $collector = new MemoryDataCollector();
+        $method = new \ReflectionMethod($collector, 'convertToBytes');
+        $method->setAccessible(true);
+        $this->assertEquals($bytes, $method->invoke($collector, $limit));
+    }
+
+    public function getBytesConversionTestData()
+    {
+        return [
+            ['2k', 2048],
+            ['2 k', 2048],
+            ['8m', 8 * 1024 * 1024],
+            ['+2 k', 2048],
+            ['+2???k', 2048],
+            ['0x10', 16],
+            ['0xf', 15],
+            ['010', 8],
+            ['+0x10 k', 16 * 1024],
+            ['1g', 1024 * 1024 * 1024],
+            ['1G', 1024 * 1024 * 1024],
+            ['-1', -1],
+            ['0', 0],
+            ['2mk', 2048], // the unit must be the last char, so in this case 'k', not 'm'
+        ];
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/RequestDataCollectorTest.php

@@ -0,0 +1,390 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Cookie;
+use Symfony\Component\HttpFoundation\ParameterBag;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\Session\Session;
+use Symfony\Component\HttpFoundation\Session\Storage\MockArraySessionStorage;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface;
+use Symfony\Component\HttpKernel\DataCollector\RequestDataCollector;
+use Symfony\Component\HttpKernel\Event\ControllerEvent;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\HttpKernel;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+
+class RequestDataCollectorTest extends TestCase
+{
+    public function testCollect()
+    {
+        $c = new RequestDataCollector();
+
+        $c->collect($request = $this->createRequest(), $this->createResponse());
+        $c->lateCollect();
+
+        $attributes = $c->getRequestAttributes();
+
+        $this->assertSame('request', $c->getName());
+        $this->assertInstanceOf('Symfony\Component\HttpFoundation\ParameterBag', $c->getRequestHeaders());
+        $this->assertInstanceOf('Symfony\Component\HttpFoundation\ParameterBag', $c->getRequestServer());
+        $this->assertInstanceOf('Symfony\Component\HttpFoundation\ParameterBag', $c->getRequestCookies());
+        $this->assertInstanceOf('Symfony\Component\HttpFoundation\ParameterBag', $attributes);
+        $this->assertInstanceOf('Symfony\Component\HttpFoundation\ParameterBag', $c->getRequestRequest());
+        $this->assertInstanceOf('Symfony\Component\HttpFoundation\ParameterBag', $c->getRequestQuery());
+        $this->assertInstanceOf(ParameterBag::class, $c->getResponseCookies());
+        $this->assertSame('html', $c->getFormat());
+        $this->assertEquals('foobar', $c->getRoute());
+        $this->assertEquals(['name' => 'foo'], $c->getRouteParams());
+        $this->assertSame([], $c->getSessionAttributes());
+        $this->assertSame('en', $c->getLocale());
+        $this->assertContains(__FILE__, $attributes->get('resource'));
+        $this->assertSame('stdClass', $attributes->get('object')->getType());
+
+        $this->assertInstanceOf('Symfony\Component\HttpFoundation\ParameterBag', $c->getResponseHeaders());
+        $this->assertSame('OK', $c->getStatusText());
+        $this->assertSame(200, $c->getStatusCode());
+        $this->assertSame('application/json', $c->getContentType());
+    }
+
+    public function testCollectWithoutRouteParams()
+    {
+        $request = $this->createRequest([]);
+
+        $c = new RequestDataCollector();
+        $c->collect($request, $this->createResponse());
+        $c->lateCollect();
+
+        $this->assertEquals([], $c->getRouteParams());
+    }
+
+    /**
+     * @dataProvider provideControllerCallables
+     */
+    public function testControllerInspection($name, $callable, $expected)
+    {
+        $c = new RequestDataCollector();
+        $request = $this->createRequest();
+        $response = $this->createResponse();
+        $this->injectController($c, $callable, $request);
+        $c->collect($request, $response);
+        $c->lateCollect();
+
+        $this->assertSame($expected, $c->getController()->getValue(true), sprintf('Testing: %s', $name));
+    }
+
+    public function provideControllerCallables()
+    {
+        // make sure we always match the line number
+        $r1 = new \ReflectionMethod($this, 'testControllerInspection');
+        $r2 = new \ReflectionMethod($this, 'staticControllerMethod');
+        $r3 = new \ReflectionClass($this);
+
+        // test name, callable, expected
+        return [
+            [
+                '"Regular" callable',
+                [$this, 'testControllerInspection'],
+                [
+                    'class' => __NAMESPACE__.'\RequestDataCollectorTest',
+                    'method' => 'testControllerInspection',
+                    'file' => __FILE__,
+                    'line' => $r1->getStartLine(),
+                ],
+            ],
+
+            [
+                'Closure',
+                function () { return 'foo'; },
+                [
+                    'class' => __NAMESPACE__.'\{closure}',
+                    'method' => null,
+                    'file' => __FILE__,
+                    'line' => __LINE__ - 5,
+                ],
+            ],
+
+            [
+                'Static callback as string',
+                __NAMESPACE__.'\RequestDataCollectorTest::staticControllerMethod',
+                [
+                    'class' => 'Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest',
+                    'method' => 'staticControllerMethod',
+                    'file' => __FILE__,
+                    'line' => $r2->getStartLine(),
+                ],
+            ],
+
+            [
+                'Static callable with instance',
+                [$this, 'staticControllerMethod'],
+                [
+                    'class' => 'Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest',
+                    'method' => 'staticControllerMethod',
+                    'file' => __FILE__,
+                    'line' => $r2->getStartLine(),
+                ],
+            ],
+
+            [
+                'Static callable with class name',
+                ['Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest', 'staticControllerMethod'],
+                [
+                    'class' => 'Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest',
+                    'method' => 'staticControllerMethod',
+                    'file' => __FILE__,
+                    'line' => $r2->getStartLine(),
+                ],
+            ],
+
+            [
+                'Callable with instance depending on __call()',
+                [$this, 'magicMethod'],
+                [
+                    'class' => 'Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest',
+                    'method' => 'magicMethod',
+                    'file' => 'n/a',
+                    'line' => 'n/a',
+                ],
+            ],
+
+            [
+                'Callable with class name depending on __callStatic()',
+                ['Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest', 'magicMethod'],
+                [
+                    'class' => 'Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest',
+                    'method' => 'magicMethod',
+                    'file' => 'n/a',
+                    'line' => 'n/a',
+                ],
+            ],
+
+            [
+                'Invokable controller',
+                $this,
+                [
+                    'class' => 'Symfony\Component\HttpKernel\Tests\DataCollector\RequestDataCollectorTest',
+                    'method' => null,
+                    'file' => __FILE__,
+                    'line' => $r3->getStartLine(),
+                ],
+            ],
+        ];
+    }
+
+    public function testItIgnoresInvalidCallables()
+    {
+        $request = $this->createRequestWithSession();
+        $response = new RedirectResponse('/');
+
+        $c = new RequestDataCollector();
+        $c->collect($request, $response);
+
+        $this->assertSame('n/a', $c->getController());
+    }
+
+    public function testItAddsRedirectedAttributesWhenRequestContainsSpecificCookie()
+    {
+        $request = $this->createRequest();
+        $request->cookies->add([
+            'sf_redirect' => '{}',
+        ]);
+
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+
+        $c = new RequestDataCollector();
+        $c->onKernelResponse(new ResponseEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST, $this->createResponse()));
+
+        $this->assertTrue($request->attributes->get('_redirected'));
+    }
+
+    public function testItSetsARedirectCookieIfTheResponseIsARedirection()
+    {
+        $c = new RequestDataCollector();
+
+        $response = $this->createResponse();
+        $response->setStatusCode(302);
+        $response->headers->set('Location', '/somewhere-else');
+
+        $c->collect($request = $this->createRequest(), $response);
+        $c->lateCollect();
+
+        $cookie = $this->getCookieByName($response, 'sf_redirect');
+
+        $this->assertNotEmpty($cookie->getValue());
+        $this->assertSame('lax', $cookie->getSameSite());
+        $this->assertFalse($cookie->isSecure());
+    }
+
+    public function testItCollectsTheRedirectionAndClearTheCookie()
+    {
+        $c = new RequestDataCollector();
+
+        $request = $this->createRequest();
+        $request->attributes->set('_redirected', true);
+        $request->cookies->add([
+            'sf_redirect' => '{"method": "POST"}',
+        ]);
+
+        $c->collect($request, $response = $this->createResponse());
+        $c->lateCollect();
+
+        $this->assertEquals('POST', $c->getRedirect()['method']);
+
+        $cookie = $this->getCookieByName($response, 'sf_redirect');
+        $this->assertNull($cookie->getValue());
+    }
+
+    protected function createRequest($routeParams = ['name' => 'foo'])
+    {
+        $request = Request::create('http://test.com/foo?bar=baz');
+        $request->attributes->set('foo', 'bar');
+        $request->attributes->set('_route', 'foobar');
+        $request->attributes->set('_route_params', $routeParams);
+        $request->attributes->set('resource', fopen(__FILE__, 'r'));
+        $request->attributes->set('object', new \stdClass());
+
+        return $request;
+    }
+
+    private function createRequestWithSession()
+    {
+        $request = $this->createRequest();
+        $request->attributes->set('_controller', 'Foo::bar');
+        $request->setSession(new Session(new MockArraySessionStorage()));
+        $request->getSession()->start();
+
+        return $request;
+    }
+
+    protected function createResponse()
+    {
+        $response = new Response();
+        $response->setStatusCode(200);
+        $response->headers->set('Content-Type', 'application/json');
+        $response->headers->set('X-Foo-Bar', null);
+        $response->headers->setCookie(new Cookie('foo', 'bar', 1, '/foo', 'localhost', true, true, false, null));
+        $response->headers->setCookie(new Cookie('bar', 'foo', new \DateTime('@946684800'), '/', null, false, true, false, null));
+        $response->headers->setCookie(new Cookie('bazz', 'foo', '2000-12-12', '/', null, false, true, false, null));
+
+        return $response;
+    }
+
+    /**
+     * Inject the given controller callable into the data collector.
+     */
+    protected function injectController($collector, $controller, $request)
+    {
+        $resolver = $this->getMockBuilder('Symfony\\Component\\HttpKernel\\Controller\\ControllerResolverInterface')->getMock();
+        $httpKernel = new HttpKernel(new EventDispatcher(), $resolver, null, $this->getMockBuilder(ArgumentResolverInterface::class)->getMock());
+        $event = new ControllerEvent($httpKernel, $controller, $request, HttpKernelInterface::MASTER_REQUEST);
+        $collector->onKernelController($event);
+    }
+
+    /**
+     * Dummy method used as controller callable.
+     */
+    public static function staticControllerMethod()
+    {
+        throw new \LogicException('Unexpected method call');
+    }
+
+    /**
+     * Magic method to allow non existing methods to be called and delegated.
+     */
+    public function __call($method, $args)
+    {
+        throw new \LogicException('Unexpected method call');
+    }
+
+    /**
+     * Magic method to allow non existing methods to be called and delegated.
+     */
+    public static function __callStatic($method, $args)
+    {
+        throw new \LogicException('Unexpected method call');
+    }
+
+    public function __invoke()
+    {
+        throw new \LogicException('Unexpected method call');
+    }
+
+    private function getCookieByName(Response $response, $name)
+    {
+        foreach ($response->headers->getCookies() as $cookie) {
+            if ($cookie->getName() == $name) {
+                return $cookie;
+            }
+        }
+
+        throw new \InvalidArgumentException(sprintf('Cookie named "%s" is not in response', $name));
+    }
+
+    /**
+     * @dataProvider provideJsonContentTypes
+     */
+    public function testIsJson($contentType, $expected)
+    {
+        $response = $this->createResponse();
+        $request = $this->createRequest();
+        $request->headers->set('Content-Type', $contentType);
+
+        $c = new RequestDataCollector();
+        $c->collect($request, $response);
+
+        $this->assertSame($expected, $c->isJsonRequest());
+    }
+
+    public function provideJsonContentTypes()
+    {
+        return [
+            ['text/csv', false],
+            ['application/json', true],
+            ['application/JSON', true],
+            ['application/hal+json', true],
+            ['application/xml+json', true],
+            ['application/xml', false],
+            ['', false],
+        ];
+    }
+
+    /**
+     * @dataProvider providePrettyJson
+     */
+    public function testGetPrettyJsonValidity($content, $expected)
+    {
+        $response = $this->createResponse();
+        $request = Request::create('/', 'POST', [], [], [], [], $content);
+
+        $c = new RequestDataCollector();
+        $c->collect($request, $response);
+
+        $this->assertSame($expected, $c->getPrettyJson());
+    }
+
+    public function providePrettyJson()
+    {
+        return [
+            ['null', 'null'],
+            ['{ "foo": "bar" }', '{
+    "foo": "bar"
+}'],
+            ['{ "abc" }', null],
+            ['', null],
+        ];
+    }
+}

vendor/symfony/http-kernel/Tests/DataCollector/TimeDataCollectorTest.php

@@ -0,0 +1,57 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\TimeDataCollector;
+use Symfony\Component\Stopwatch\Stopwatch;
+
+/**
+ * @group time-sensitive
+ */
+class TimeDataCollectorTest extends TestCase
+{
+    public function testCollect()
+    {
+        $c = new TimeDataCollector();
+
+        $request = new Request();
+        $request->server->set('REQUEST_TIME', 1);
+
+        $c->collect($request, new Response());
+
+        $this->assertEquals(0, $c->getStartTime());
+
+        $request->server->set('REQUEST_TIME_FLOAT', 2);
+
+        $c->collect($request, new Response());
+
+        $this->assertEquals(2000, $c->getStartTime());
+
+        $request = new Request();
+        $c->collect($request, new Response());
+        $this->assertEquals(0, $c->getStartTime());
+
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\KernelInterface')->getMock();
+        $kernel->expects($this->once())->method('getStartTime')->willReturn(123456.0);
+
+        $c = new TimeDataCollector($kernel);
+        $request = new Request();
+        $request->server->set('REQUEST_TIME', 1);
+
+        $c->collect($request, new Response());
+        $this->assertEquals(123456000, $c->getStartTime());
+        $this->assertSame(class_exists(Stopwatch::class, false), $c->isStopwatchInstalled());
+    }
+}

vendor/symfony/http-kernel/Tests/Debug/FileLinkFormatterTest.php

@@ -0,0 +1,54 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Debug;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpKernel\Debug\FileLinkFormatter;
+
+class FileLinkFormatterTest extends TestCase
+{
+    public function testWhenNoFileLinkFormatAndNoRequest()
+    {
+        $sut = new FileLinkFormatter();
+
+        $this->assertFalse($sut->format('/kernel/root/src/my/very/best/file.php', 3));
+    }
+
+    public function testWhenFileLinkFormatAndNoRequest()
+    {
+        $file = __DIR__.\DIRECTORY_SEPARATOR.'file.php';
+
+        $sut = new FileLinkFormatter('debug://open?url=file://%f&line=%l', new RequestStack());
+
+        $this->assertSame("debug://open?url=file://$file&line=3", $sut->format($file, 3));
+    }
+
+    public function testWhenNoFileLinkFormatAndRequest()
+    {
+        $file = __DIR__.\DIRECTORY_SEPARATOR.'file.php';
+        $requestStack = new RequestStack();
+        $request = new Request();
+        $requestStack->push($request);
+
+        $request->server->set('SERVER_NAME', 'www.example.org');
+        $request->server->set('SERVER_PORT', 80);
+        $request->server->set('SCRIPT_NAME', '/index.php');
+        $request->server->set('SCRIPT_FILENAME', '/public/index.php');
+        $request->server->set('REQUEST_URI', '/index.php/example');
+
+        $sut = new FileLinkFormatter(null, $requestStack, __DIR__, '/_profiler/open?file=%f&line=%l#line%l');
+
+        $this->assertSame('http://www.example.org/_profiler/open?file=file.php&line=3#line3', $sut->format($file, 3));
+    }
+}

vendor/symfony/http-kernel/Tests/Debug/TraceableEventDispatcherTest.php

@@ -0,0 +1,120 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Debug;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\Event;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Debug\TraceableEventDispatcher;
+use Symfony\Component\HttpKernel\HttpKernel;
+use Symfony\Component\Stopwatch\Stopwatch;
+
+class TraceableEventDispatcherTest extends TestCase
+{
+    public function testStopwatchSections()
+    {
+        $dispatcher = new TraceableEventDispatcher(new EventDispatcher(), $stopwatch = new Stopwatch());
+        $kernel = $this->getHttpKernel($dispatcher, function () { return new Response('', 200, ['X-Debug-Token' => '292e1e']); });
+        $request = Request::create('/');
+        $response = $kernel->handle($request);
+        $kernel->terminate($request, $response);
+
+        $events = $stopwatch->getSectionEvents($response->headers->get('X-Debug-Token'));
+        $this->assertEquals([
+            '__section__',
+            'kernel.request',
+            'kernel.controller',
+            'kernel.controller_arguments',
+            'controller',
+            'kernel.response',
+            'kernel.terminate',
+        ], array_keys($events));
+    }
+
+    public function testStopwatchCheckControllerOnRequestEvent()
+    {
+        $stopwatch = $this->getMockBuilder('Symfony\Component\Stopwatch\Stopwatch')
+            ->setMethods(['isStarted'])
+            ->getMock();
+        $stopwatch->expects($this->once())
+            ->method('isStarted')
+            ->willReturn(false);
+
+        $dispatcher = new TraceableEventDispatcher(new EventDispatcher(), $stopwatch);
+
+        $kernel = $this->getHttpKernel($dispatcher, function () { return new Response(); });
+        $request = Request::create('/');
+        $kernel->handle($request);
+    }
+
+    public function testStopwatchStopControllerOnRequestEvent()
+    {
+        $stopwatch = $this->getMockBuilder('Symfony\Component\Stopwatch\Stopwatch')
+            ->setMethods(['isStarted', 'stop'])
+            ->getMock();
+        $stopwatch->expects($this->once())
+            ->method('isStarted')
+            ->willReturn(true);
+        $stopwatch->expects($this->once())
+            ->method('stop');
+
+        $dispatcher = new TraceableEventDispatcher(new EventDispatcher(), $stopwatch);
+
+        $kernel = $this->getHttpKernel($dispatcher, function () { return new Response(); });
+        $request = Request::create('/');
+        $kernel->handle($request);
+    }
+
+    public function testAddListenerNested()
+    {
+        $called1 = false;
+        $called2 = false;
+        $dispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch());
+        $dispatcher->addListener('my-event', function () use ($dispatcher, &$called1, &$called2) {
+            $called1 = true;
+            $dispatcher->addListener('my-event', function () use (&$called2) {
+                $called2 = true;
+            });
+        });
+        $dispatcher->dispatch(new Event(), 'my-event');
+        $this->assertTrue($called1);
+        $this->assertFalse($called2);
+        $dispatcher->dispatch(new Event(), 'my-event');
+        $this->assertTrue($called2);
+    }
+
+    public function testListenerCanRemoveItselfWhenExecuted()
+    {
+        $eventDispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch());
+        $listener1 = function () use ($eventDispatcher, &$listener1) {
+            $eventDispatcher->removeListener('foo', $listener1);
+        };
+        $eventDispatcher->addListener('foo', $listener1);
+        $eventDispatcher->addListener('foo', function () {});
+        $eventDispatcher->dispatch(new Event(), 'foo');
+
+        $this->assertCount(1, $eventDispatcher->getListeners('foo'), 'expected listener1 to be removed');
+    }
+
+    protected function getHttpKernel($dispatcher, $controller)
+    {
+        $controllerResolver = $this->getMockBuilder('Symfony\Component\HttpKernel\Controller\ControllerResolverInterface')->getMock();
+        $controllerResolver->expects($this->once())->method('getController')->willReturn($controller);
+        $argumentResolver = $this->getMockBuilder('Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface')->getMock();
+        $argumentResolver->expects($this->once())->method('getArguments')->willReturn([]);
+
+        return new HttpKernel($dispatcher, $controllerResolver, new RequestStack(), $argumentResolver);
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/AddAnnotatedClassesToCachePassTest.php

@@ -0,0 +1,99 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\DependencyInjection\AddAnnotatedClassesToCachePass;
+
+class AddAnnotatedClassesToCachePassTest extends TestCase
+{
+    public function testExpandClasses()
+    {
+        $r = new \ReflectionClass(AddAnnotatedClassesToCachePass::class);
+        $pass = $r->newInstanceWithoutConstructor();
+        $r = new \ReflectionMethod(AddAnnotatedClassesToCachePass::class, 'expandClasses');
+        $r->setAccessible(true);
+        $expand = $r->getClosure($pass);
+
+        $this->assertSame('Foo', $expand(['Foo'], [])[0]);
+        $this->assertSame('Foo', $expand(['\\Foo'], [])[0]);
+        $this->assertSame('Foo', $expand(['Foo'], ['\\Foo'])[0]);
+        $this->assertSame('Foo', $expand(['Foo'], ['Foo'])[0]);
+        $this->assertSame('Foo', $expand(['\\Foo'], ['\\Foo\\Bar'])[0]);
+        $this->assertSame('Foo', $expand(['Foo'], ['\\Foo\\Bar'])[0]);
+        $this->assertSame('Foo', $expand(['\\Foo'], ['\\Foo\\Bar\\Acme'])[0]);
+
+        $this->assertSame('Foo\\Bar', $expand(['Foo\\'], ['\\Foo\\Bar'])[0]);
+        $this->assertSame('Foo\\Bar\\Acme', $expand(['Foo\\'], ['\\Foo\\Bar\\Acme'])[0]);
+        $this->assertEmpty($expand(['Foo\\'], ['\\Foo']));
+
+        $this->assertSame('Acme\\Foo\\Bar', $expand(['**\\Foo\\'], ['\\Acme\\Foo\\Bar'])[0]);
+        $this->assertEmpty($expand(['**\\Foo\\'], ['\\Foo\\Bar']));
+        $this->assertEmpty($expand(['**\\Foo\\'], ['\\Acme\\Foo']));
+        $this->assertEmpty($expand(['**\\Foo\\'], ['\\Foo']));
+
+        $this->assertSame('Acme\\Foo', $expand(['**\\Foo'], ['\\Acme\\Foo'])[0]);
+        $this->assertEmpty($expand(['**\\Foo'], ['\\Acme\\Foo\\AcmeBundle']));
+        $this->assertEmpty($expand(['**\\Foo'], ['\\Acme\\FooBar\\AcmeBundle']));
+
+        $this->assertSame('Foo\\Acme\\Bar', $expand(['Foo\\*\\Bar'], ['\\Foo\\Acme\\Bar'])[0]);
+        $this->assertEmpty($expand(['Foo\\*\\Bar'], ['\\Foo\\Acme\\Bundle\\Bar']));
+
+        $this->assertSame('Foo\\Acme\\Bar', $expand(['Foo\\**\\Bar'], ['\\Foo\\Acme\\Bar'])[0]);
+        $this->assertSame('Foo\\Acme\\Bundle\\Bar', $expand(['Foo\\**\\Bar'], ['\\Foo\\Acme\\Bundle\\Bar'])[0]);
+
+        $this->assertSame('Acme\\Bar', $expand(['*\\Bar'], ['\\Acme\\Bar'])[0]);
+        $this->assertEmpty($expand(['*\\Bar'], ['\\Bar']));
+        $this->assertEmpty($expand(['*\\Bar'], ['\\Foo\\Acme\\Bar']));
+
+        $this->assertSame('Foo\\Acme\\Bar', $expand(['**\\Bar'], ['\\Foo\\Acme\\Bar'])[0]);
+        $this->assertSame('Foo\\Acme\\Bundle\\Bar', $expand(['**\\Bar'], ['\\Foo\\Acme\\Bundle\\Bar'])[0]);
+        $this->assertEmpty($expand(['**\\Bar'], ['\\Bar']));
+
+        $this->assertSame('Foo\\Bar', $expand(['Foo\\*'], ['\\Foo\\Bar'])[0]);
+        $this->assertEmpty($expand(['Foo\\*'], ['\\Foo\\Acme\\Bar']));
+
+        $this->assertSame('Foo\\Bar', $expand(['Foo\\**'], ['\\Foo\\Bar'])[0]);
+        $this->assertSame('Foo\\Acme\\Bar', $expand(['Foo\\**'], ['\\Foo\\Acme\\Bar'])[0]);
+
+        $this->assertSame(['Foo\\Bar'], $expand(['Foo\\*'], ['Foo\\Bar', 'Foo\\BarTest']));
+        $this->assertSame(['Foo\\Bar', 'Foo\\BarTest'], $expand(['Foo\\*', 'Foo\\*Test'], ['Foo\\Bar', 'Foo\\BarTest']));
+
+        $this->assertSame(
+            'Acme\\FooBundle\\Controller\\DefaultController',
+            $expand(['**Bundle\\Controller\\'], ['\\Acme\\FooBundle\\Controller\\DefaultController'])[0]
+        );
+
+        $this->assertSame(
+            'FooBundle\\Controller\\DefaultController',
+            $expand(['**Bundle\\Controller\\'], ['\\FooBundle\\Controller\\DefaultController'])[0]
+        );
+
+        $this->assertSame(
+            'Acme\\FooBundle\\Controller\\Bar\\DefaultController',
+            $expand(['**Bundle\\Controller\\'], ['\\Acme\\FooBundle\\Controller\\Bar\\DefaultController'])[0]
+        );
+
+        $this->assertSame(
+            'Bundle\\Controller\\Bar\\DefaultController',
+            $expand(['**Bundle\\Controller\\'], ['\\Bundle\\Controller\\Bar\\DefaultController'])[0]
+        );
+
+        $this->assertSame(
+            'Acme\\Bundle\\Controller\\Bar\\DefaultController',
+            $expand(['**Bundle\\Controller\\'], ['\\Acme\\Bundle\\Controller\\Bar\\DefaultController'])[0]
+        );
+
+        $this->assertSame('Foo\\Bar', $expand(['Foo\\Bar'], [])[0]);
+        $this->assertSame('Foo\\Acme\\Bar', $expand(['Foo\\**'], ['\\Foo\\Acme\\Bar'])[0]);
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/ControllerArgumentValueResolverPassTest.php

@@ -0,0 +1,131 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+use Symfony\Component\HttpKernel\DependencyInjection\ControllerArgumentValueResolverPass;
+use Symfony\Component\Stopwatch\Stopwatch;
+
+class ControllerArgumentValueResolverPassTest extends TestCase
+{
+    public function testServicesAreOrderedAccordingToPriority()
+    {
+        $services = [
+            'n3' => [[]],
+            'n1' => [['priority' => 200]],
+            'n2' => [['priority' => 100]],
+        ];
+
+        $expected = [
+            new Reference('n1'),
+            new Reference('n2'),
+            new Reference('n3'),
+        ];
+
+        $definition = new Definition(ArgumentResolver::class, [null, []]);
+        $container = new ContainerBuilder();
+        $container->setDefinition('argument_resolver', $definition);
+
+        foreach ($services as $id => list($tag)) {
+            $container->register($id)->addTag('controller.argument_value_resolver', $tag);
+        }
+
+        $container->setParameter('kernel.debug', false);
+
+        (new ControllerArgumentValueResolverPass())->process($container);
+        $this->assertEquals($expected, $definition->getArgument(1)->getValues());
+
+        $this->assertFalse($container->hasDefinition('n1.traceable'));
+        $this->assertFalse($container->hasDefinition('n2.traceable'));
+        $this->assertFalse($container->hasDefinition('n3.traceable'));
+    }
+
+    public function testInDebugWithStopWatchDefinition()
+    {
+        $services = [
+            'n3' => [[]],
+            'n1' => [['priority' => 200]],
+            'n2' => [['priority' => 100]],
+        ];
+
+        $expected = [
+            new Reference('n1'),
+            new Reference('n2'),
+            new Reference('n3'),
+        ];
+
+        $definition = new Definition(ArgumentResolver::class, [null, []]);
+        $container = new ContainerBuilder();
+        $container->register('debug.stopwatch', Stopwatch::class);
+        $container->setDefinition('argument_resolver', $definition);
+
+        foreach ($services as $id => list($tag)) {
+            $container->register($id)->addTag('controller.argument_value_resolver', $tag);
+        }
+
+        $container->setParameter('kernel.debug', true);
+
+        (new ControllerArgumentValueResolverPass())->process($container);
+        $this->assertEquals($expected, $definition->getArgument(1)->getValues());
+
+        $this->assertTrue($container->hasDefinition('debug.n1'));
+        $this->assertTrue($container->hasDefinition('debug.n2'));
+        $this->assertTrue($container->hasDefinition('debug.n3'));
+
+        $this->assertTrue($container->hasDefinition('n1'));
+        $this->assertTrue($container->hasDefinition('n2'));
+        $this->assertTrue($container->hasDefinition('n3'));
+    }
+
+    public function testInDebugWithouStopWatchDefinition()
+    {
+        $expected = [new Reference('n1')];
+
+        $definition = new Definition(ArgumentResolver::class, [null, []]);
+        $container = new ContainerBuilder();
+        $container->register('n1')->addTag('controller.argument_value_resolver');
+        $container->setDefinition('argument_resolver', $definition);
+
+        $container->setParameter('kernel.debug', true);
+
+        (new ControllerArgumentValueResolverPass())->process($container);
+        $this->assertEquals($expected, $definition->getArgument(1)->getValues());
+
+        $this->assertFalse($container->hasDefinition('debug.n1'));
+        $this->assertTrue($container->hasDefinition('n1'));
+    }
+
+    public function testReturningEmptyArrayWhenNoService()
+    {
+        $definition = new Definition(ArgumentResolver::class, [null, []]);
+        $container = new ContainerBuilder();
+        $container->setDefinition('argument_resolver', $definition);
+
+        $container->setParameter('kernel.debug', false);
+
+        (new ControllerArgumentValueResolverPass())->process($container);
+        $this->assertEquals([], $definition->getArgument(1)->getValues());
+    }
+
+    public function testNoArgumentResolver()
+    {
+        $container = new ContainerBuilder();
+
+        (new ControllerArgumentValueResolverPass())->process($container);
+
+        $this->assertFalse($container->hasDefinition('argument_resolver'));
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/FragmentRendererPassTest.php

@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\DependencyInjection\ServiceLocator;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\DependencyInjection\FragmentRendererPass;
+use Symfony\Component\HttpKernel\Fragment\FragmentRendererInterface;
+
+class FragmentRendererPassTest extends TestCase
+{
+    /**
+     * Tests that content rendering not implementing FragmentRendererInterface
+     * triggers an exception.
+     */
+    public function testContentRendererWithoutInterface()
+    {
+        $this->expectException('InvalidArgumentException');
+        $builder = new ContainerBuilder();
+        $fragmentHandlerDefinition = $builder->register('fragment.handler');
+        $builder->register('my_content_renderer', 'Symfony\Component\DependencyInjection\Definition')
+            ->addTag('kernel.fragment_renderer', ['alias' => 'foo']);
+
+        $pass = new FragmentRendererPass();
+        $pass->process($builder);
+
+        $this->assertEquals([['addRendererService', ['foo', 'my_content_renderer']]], $fragmentHandlerDefinition->getMethodCalls());
+    }
+
+    public function testValidContentRenderer()
+    {
+        $builder = new ContainerBuilder();
+        $fragmentHandlerDefinition = $builder->register('fragment.handler')
+            ->addArgument(null);
+        $builder->register('my_content_renderer', 'Symfony\Component\HttpKernel\Tests\DependencyInjection\RendererService')
+            ->addTag('kernel.fragment_renderer', ['alias' => 'foo']);
+
+        $pass = new FragmentRendererPass();
+        $pass->process($builder);
+
+        $serviceLocatorDefinition = $builder->getDefinition((string) $fragmentHandlerDefinition->getArgument(0));
+        $this->assertSame(ServiceLocator::class, $serviceLocatorDefinition->getClass());
+        $this->assertEquals(['foo' => new ServiceClosureArgument(new Reference('my_content_renderer'))], $serviceLocatorDefinition->getArgument(0));
+    }
+}
+
+class RendererService implements FragmentRendererInterface
+{
+    public function render($uri, Request $request = null, array $options = [])
+    {
+    }
+
+    public function getName()
+    {
+        return 'test';
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/LazyLoadingFragmentHandlerTest.php

@@ -0,0 +1,41 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DependencyInjection\LazyLoadingFragmentHandler;
+
+class LazyLoadingFragmentHandlerTest extends TestCase
+{
+    public function testRender()
+    {
+        $renderer = $this->getMockBuilder('Symfony\Component\HttpKernel\Fragment\FragmentRendererInterface')->getMock();
+        $renderer->expects($this->once())->method('getName')->willReturn('foo');
+        $renderer->expects($this->any())->method('render')->willReturn(new Response());
+
+        $requestStack = $this->getMockBuilder('Symfony\Component\HttpFoundation\RequestStack')->getMock();
+        $requestStack->expects($this->any())->method('getCurrentRequest')->willReturn(Request::create('/'));
+
+        $container = $this->getMockBuilder('Psr\Container\ContainerInterface')->getMock();
+        $container->expects($this->once())->method('has')->with('foo')->willReturn(true);
+        $container->expects($this->once())->method('get')->willReturn($renderer);
+
+        $handler = new LazyLoadingFragmentHandler($container, $requestStack, false);
+
+        $handler->render('/foo', 'foo');
+
+        // second call should not lazy-load anymore (see once() above on the get() method)
+        $handler->render('/foo', 'foo');
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/LoggerPassTest.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpKernel\DependencyInjection\LoggerPass;
+use Symfony\Component\HttpKernel\Log\Logger;
+
+/**
+ * @author Kévin Dunglas <dunglas@gmail.com>
+ */
+class LoggerPassTest extends TestCase
+{
+    public function testAlwaysSetAutowiringAlias()
+    {
+        $container = new ContainerBuilder();
+        $container->register('logger', 'Foo');
+
+        (new LoggerPass())->process($container);
+
+        $this->assertFalse($container->getAlias(LoggerInterface::class)->isPublic());
+    }
+
+    public function testDoNotOverrideExistingLogger()
+    {
+        $container = new ContainerBuilder();
+        $container->register('logger', 'Foo');
+
+        (new LoggerPass())->process($container);
+
+        $this->assertSame('Foo', $container->getDefinition('logger')->getClass());
+    }
+
+    public function testRegisterLogger()
+    {
+        $container = new ContainerBuilder();
+        $container->setParameter('kernel.debug', false);
+
+        (new LoggerPass())->process($container);
+
+        $definition = $container->getDefinition('logger');
+        $this->assertSame(Logger::class, $definition->getClass());
+        $this->assertFalse($definition->isPublic());
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/MergeExtensionConfigurationPassTest.php

@@ -0,0 +1,50 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpKernel\DependencyInjection\Extension;
+use Symfony\Component\HttpKernel\DependencyInjection\MergeExtensionConfigurationPass;
+
+class MergeExtensionConfigurationPassTest extends TestCase
+{
+    public function testAutoloadMainExtension()
+    {
+        $container = new ContainerBuilder();
+        $container->registerExtension(new LoadedExtension());
+        $container->registerExtension(new NotLoadedExtension());
+        $container->loadFromExtension('loaded', []);
+
+        $configPass = new MergeExtensionConfigurationPass(['loaded', 'not_loaded']);
+        $configPass->process($container);
+
+        $this->assertTrue($container->hasDefinition('loaded.foo'));
+        $this->assertTrue($container->hasDefinition('not_loaded.bar'));
+    }
+}
+
+class LoadedExtension extends Extension
+{
+    public function load(array $configs, ContainerBuilder $container)
+    {
+        $container->register('loaded.foo');
+    }
+}
+
+class NotLoadedExtension extends Extension
+{
+    public function load(array $configs, ContainerBuilder $container)
+    {
+        $container->register('not_loaded.bar');
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/RegisterControllerArgumentLocatorsPassTest.php

@@ -0,0 +1,436 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
+use Symfony\Component\DependencyInjection\ChildDefinition;
+use Symfony\Component\DependencyInjection\ContainerAwareInterface;
+use Symfony\Component\DependencyInjection\ContainerAwareTrait;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\DependencyInjection\ServiceLocator;
+use Symfony\Component\DependencyInjection\TypedReference;
+use Symfony\Component\HttpKernel\DependencyInjection\RegisterControllerArgumentLocatorsPass;
+
+class RegisterControllerArgumentLocatorsPassTest extends TestCase
+{
+    public function testInvalidClass()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Class "Symfony\Component\HttpKernel\Tests\DependencyInjection\NotFound" used for service "foo" cannot be found.');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', NotFound::class)
+            ->addTag('controller.service_arguments')
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testNoAction()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Missing "action" attribute on tag "controller.service_arguments" {"argument":"bar"} for service "foo".');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments', ['argument' => 'bar'])
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testNoArgument()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Missing "argument" attribute on tag "controller.service_arguments" {"action":"fooAction"} for service "foo".');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments', ['action' => 'fooAction'])
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testNoService()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Missing "id" attribute on tag "controller.service_arguments" {"action":"fooAction","argument":"bar"} for service "foo".');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments', ['action' => 'fooAction', 'argument' => 'bar'])
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testInvalidMethod()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Invalid "action" attribute on tag "controller.service_arguments" for service "foo": no public "barAction()" method found on class "Symfony\Component\HttpKernel\Tests\DependencyInjection\RegisterTestController".');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments', ['action' => 'barAction', 'argument' => 'bar', 'id' => 'bar_service'])
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testInvalidArgument()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Invalid "controller.service_arguments" tag for service "foo": method "fooAction()" has no "baz" argument on class "Symfony\Component\HttpKernel\Tests\DependencyInjection\RegisterTestController".');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments', ['action' => 'fooAction', 'argument' => 'baz', 'id' => 'bar'])
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testAllActions()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments')
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+
+        $this->assertEquals(['foo::fooAction'], array_keys($locator));
+        $this->assertInstanceof(ServiceClosureArgument::class, $locator['foo::fooAction']);
+
+        $locator = $container->getDefinition((string) $locator['foo::fooAction']->getValues()[0]);
+
+        $this->assertSame(ServiceLocator::class, $locator->getClass());
+        $this->assertFalse($locator->isPublic());
+
+        $expected = ['bar' => new ServiceClosureArgument(new TypedReference(ControllerDummy::class, ControllerDummy::class, ContainerInterface::RUNTIME_EXCEPTION_ON_INVALID_REFERENCE, 'bar'))];
+        $this->assertEquals($expected, $locator->getArgument(0));
+    }
+
+    public function testExplicitArgument()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments', ['action' => 'fooAction', 'argument' => 'bar', 'id' => 'bar'])
+            ->addTag('controller.service_arguments', ['action' => 'fooAction', 'argument' => 'bar', 'id' => 'baz']) // should be ignored, the first wins
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+        $locator = $container->getDefinition((string) $locator['foo::fooAction']->getValues()[0]);
+
+        $expected = ['bar' => new ServiceClosureArgument(new TypedReference('bar', ControllerDummy::class, ContainerInterface::RUNTIME_EXCEPTION_ON_INVALID_REFERENCE))];
+        $this->assertEquals($expected, $locator->getArgument(0));
+    }
+
+    public function testOptionalArgument()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->addTag('controller.service_arguments', ['action' => 'fooAction', 'argument' => 'bar', 'id' => '?bar'])
+        ;
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+        $locator = $container->getDefinition((string) $locator['foo::fooAction']->getValues()[0]);
+
+        $expected = ['bar' => new ServiceClosureArgument(new TypedReference('bar', ControllerDummy::class, ContainerInterface::IGNORE_ON_INVALID_REFERENCE))];
+        $this->assertEquals($expected, $locator->getArgument(0));
+    }
+
+    public function testSkipSetContainer()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', ContainerAwareRegisterTestController::class)
+            ->addTag('controller.service_arguments');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+        $this->assertSame(['foo::fooAction'], array_keys($locator));
+    }
+
+    public function testExceptionOnNonExistentTypeHint()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Cannot determine controller argument for "Symfony\Component\HttpKernel\Tests\DependencyInjection\NonExistentClassController::fooAction()": the $nonExistent argument is type-hinted with the non-existent class or interface: "Symfony\Component\HttpKernel\Tests\DependencyInjection\NonExistentClass". Did you forget to add a use statement?');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', NonExistentClassController::class)
+            ->addTag('controller.service_arguments');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testExceptionOnNonExistentTypeHintDifferentNamespace()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Cannot determine controller argument for "Symfony\Component\HttpKernel\Tests\DependencyInjection\NonExistentClassDifferentNamespaceController::fooAction()": the $nonExistent argument is type-hinted with the non-existent class or interface: "Acme\NonExistentClass".');
+        $container = new ContainerBuilder();
+        $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', NonExistentClassDifferentNamespaceController::class)
+            ->addTag('controller.service_arguments');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+    }
+
+    public function testNoExceptionOnNonExistentTypeHintOptionalArg()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', NonExistentClassOptionalController::class)
+            ->addTag('controller.service_arguments');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+        $this->assertSame(['foo::barAction', 'foo::fooAction'], array_keys($locator));
+    }
+
+    public function testArgumentWithNoTypeHintIsOk()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', ArgumentWithoutTypeController::class)
+            ->addTag('controller.service_arguments');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+        $this->assertEmpty(array_keys($locator));
+    }
+
+    public function testControllersAreMadePublic()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', ArgumentWithoutTypeController::class)
+            ->setPublic(false)
+            ->addTag('controller.service_arguments');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $this->assertTrue($container->getDefinition('foo')->isPublic());
+    }
+
+    /**
+     * @dataProvider provideBindings
+     */
+    public function testBindings($bindingName)
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', RegisterTestController::class)
+            ->setBindings([$bindingName => new Reference('foo')])
+            ->addTag('controller.service_arguments');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+
+        $locator = $container->getDefinition((string) $locator['foo::fooAction']->getValues()[0]);
+
+        $expected = ['bar' => new ServiceClosureArgument(new Reference('foo'))];
+        $this->assertEquals($expected, $locator->getArgument(0));
+    }
+
+    public function provideBindings()
+    {
+        return [
+            [ControllerDummy::class.'$bar'],
+            [ControllerDummy::class],
+            ['$bar'],
+        ];
+    }
+
+    /**
+     * @dataProvider provideBindScalarValueToControllerArgument
+     */
+    public function testBindScalarValueToControllerArgument($bindingKey)
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('foo', ArgumentWithoutTypeController::class)
+            ->setBindings([$bindingKey => '%foo%'])
+            ->addTag('controller.service_arguments');
+
+        $container->setParameter('foo', 'foo_val');
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+
+        $locator = $container->getDefinition((string) $locator['foo::fooAction']->getValues()[0]);
+
+        // assert the locator has a someArg key
+        $arguments = $locator->getArgument(0);
+        $this->assertArrayHasKey('someArg', $arguments);
+        $this->assertInstanceOf(ServiceClosureArgument::class, $arguments['someArg']);
+        // get the Reference that someArg points to
+        $reference = $arguments['someArg']->getValues()[0];
+        // make sure this service *does* exist and returns the correct value
+        $this->assertTrue($container->has((string) $reference));
+        $this->assertSame('foo_val', $container->get((string) $reference));
+    }
+
+    public function provideBindScalarValueToControllerArgument()
+    {
+        yield ['$someArg'];
+        yield ['string $someArg'];
+    }
+
+    public function testBindingsOnChildDefinitions()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('parent', ArgumentWithoutTypeController::class);
+
+        $container->setDefinition('child', (new ChildDefinition('parent'))
+            ->setBindings(['$someArg' => new Reference('parent')])
+            ->addTag('controller.service_arguments')
+        );
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+        $this->assertInstanceOf(ServiceClosureArgument::class, $locator['child::fooAction']);
+
+        $locator = $container->getDefinition((string) $locator['child::fooAction']->getValues()[0])->getArgument(0);
+        $this->assertInstanceOf(ServiceClosureArgument::class, $locator['someArg']);
+        $this->assertEquals(new Reference('parent'), $locator['someArg']->getValues()[0]);
+    }
+
+    public function testNotTaggedControllerServiceReceivesLocatorArgument()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.not_tagged_controller')->addArgument([]);
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $locatorArgument = $container->getDefinition('argument_resolver.not_tagged_controller')->getArgument(0);
+
+        $this->assertInstanceOf(Reference::class, $locatorArgument);
+    }
+}
+
+class RegisterTestController
+{
+    public function __construct(ControllerDummy $bar)
+    {
+    }
+
+    public function fooAction(ControllerDummy $bar)
+    {
+    }
+
+    protected function barAction(ControllerDummy $bar)
+    {
+    }
+}
+
+class ContainerAwareRegisterTestController implements ContainerAwareInterface
+{
+    use ContainerAwareTrait;
+
+    public function fooAction(ControllerDummy $bar)
+    {
+    }
+}
+
+class ControllerDummy
+{
+}
+
+class NonExistentClassController
+{
+    public function fooAction(NonExistentClass $nonExistent)
+    {
+    }
+}
+
+class NonExistentClassDifferentNamespaceController
+{
+    public function fooAction(\Acme\NonExistentClass $nonExistent)
+    {
+    }
+}
+
+class NonExistentClassOptionalController
+{
+    public function fooAction(NonExistentClass $nonExistent = null)
+    {
+    }
+
+    public function barAction(NonExistentClass $nonExistent = null, $bar)
+    {
+    }
+}
+
+class ArgumentWithoutTypeController
+{
+    public function fooAction(string $someArg)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/RegisterLocaleAwareServicesPassTest.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpKernel\DependencyInjection\RegisterLocaleAwareServicesPass;
+use Symfony\Component\HttpKernel\EventListener\LocaleAwareListener;
+use Symfony\Contracts\Translation\LocaleAwareInterface;
+
+class RegisterLocaleAwareServicesPassTest extends TestCase
+{
+    public function testCompilerPass()
+    {
+        $container = new ContainerBuilder();
+
+        $container->register('locale_aware_listener', LocaleAwareListener::class)
+                  ->setPublic(true)
+                  ->setArguments([null, null]);
+
+        $container->register('some_locale_aware_service', LocaleAwareInterface::class)
+                  ->setPublic(true)
+                  ->addTag('kernel.locale_aware');
+
+        $container->register('another_locale_aware_service', LocaleAwareInterface::class)
+                  ->setPublic(true)
+                  ->addTag('kernel.locale_aware');
+
+        $container->addCompilerPass(new RegisterLocaleAwareServicesPass());
+        $container->compile();
+
+        $this->assertEquals(
+            [
+                new IteratorArgument([
+                    0 => new Reference('some_locale_aware_service'),
+                    1 => new Reference('another_locale_aware_service'),
+                ]),
+                null,
+            ],
+            $container->getDefinition('locale_aware_listener')->getArguments()
+        );
+    }
+
+    public function testListenerUnregisteredWhenNoLocaleAwareServices()
+    {
+        $container = new ContainerBuilder();
+
+        $container->register('locale_aware_listener', LocaleAwareListener::class)
+                  ->setPublic(true)
+                  ->setArguments([null, null]);
+
+        $container->addCompilerPass(new RegisterLocaleAwareServicesPass());
+        $container->compile();
+
+        $this->assertFalse($container->hasDefinition('locale_aware_listener'));
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPassTest.php

@@ -0,0 +1,109 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Compiler\ResolveInvalidReferencesPass;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpKernel\DependencyInjection\RegisterControllerArgumentLocatorsPass;
+use Symfony\Component\HttpKernel\DependencyInjection\RemoveEmptyControllerArgumentLocatorsPass;
+
+class RemoveEmptyControllerArgumentLocatorsPassTest extends TestCase
+{
+    public function testProcess()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('stdClass', 'stdClass');
+        $container->register(TestCase::class, 'stdClass');
+        $container->register('c1', RemoveTestController1::class)->addTag('controller.service_arguments');
+        $container->register('c2', RemoveTestController2::class)->addTag('controller.service_arguments')
+            ->addMethodCall('setTestCase', [new Reference('c1')]);
+
+        $pass = new RegisterControllerArgumentLocatorsPass();
+        $pass->process($container);
+
+        $controllers = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+
+        $this->assertCount(2, $container->getDefinition((string) $controllers['c1::fooAction']->getValues()[0])->getArgument(0));
+        $this->assertCount(1, $container->getDefinition((string) $controllers['c2::setTestCase']->getValues()[0])->getArgument(0));
+        $this->assertCount(1, $container->getDefinition((string) $controllers['c2::fooAction']->getValues()[0])->getArgument(0));
+
+        (new ResolveInvalidReferencesPass())->process($container);
+
+        $this->assertCount(1, $container->getDefinition((string) $controllers['c2::setTestCase']->getValues()[0])->getArgument(0));
+        $this->assertSame([], $container->getDefinition((string) $controllers['c2::fooAction']->getValues()[0])->getArgument(0));
+
+        (new RemoveEmptyControllerArgumentLocatorsPass())->process($container);
+
+        $controllers = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
+
+        $this->assertSame(['c1::fooAction', 'c1:fooAction'], array_keys($controllers));
+        $this->assertSame(['bar'], array_keys($container->getDefinition((string) $controllers['c1::fooAction']->getValues()[0])->getArgument(0)));
+
+        $expectedLog = [
+            'Symfony\Component\HttpKernel\DependencyInjection\RemoveEmptyControllerArgumentLocatorsPass: Removing service-argument resolver for controller "c2::fooAction": no corresponding services exist for the referenced types.',
+            'Symfony\Component\HttpKernel\DependencyInjection\RemoveEmptyControllerArgumentLocatorsPass: Removing method "setTestCase" of service "c2" from controller candidates: the method is called at instantiation, thus cannot be an action.',
+        ];
+
+        $this->assertSame($expectedLog, $container->getCompiler()->getLog());
+    }
+
+    public function testInvoke()
+    {
+        $container = new ContainerBuilder();
+        $resolver = $container->register('argument_resolver.service')->addArgument([]);
+
+        $container->register('invokable', InvokableRegisterTestController::class)
+            ->addTag('controller.service_arguments')
+        ;
+
+        (new RegisterControllerArgumentLocatorsPass())->process($container);
+        (new RemoveEmptyControllerArgumentLocatorsPass())->process($container);
+
+        $this->assertEquals(
+            ['invokable::__invoke', 'invokable:__invoke', 'invokable'],
+            array_keys($container->getDefinition((string) $resolver->getArgument(0))->getArgument(0))
+        );
+    }
+}
+
+class RemoveTestController1
+{
+    public function fooAction(\stdClass $bar, ClassNotInContainer $baz = null)
+    {
+    }
+}
+
+class RemoveTestController2
+{
+    public function setTestCase(TestCase $test)
+    {
+    }
+
+    public function fooAction(ClassNotInContainer $bar = null)
+    {
+    }
+}
+
+class InvokableRegisterTestController
+{
+    public function __invoke(\stdClass $bar)
+    {
+    }
+}
+
+class ClassNotInContainer
+{
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/ResettableServicePassTest.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpKernel\DependencyInjection\ResettableServicePass;
+use Symfony\Component\HttpKernel\DependencyInjection\ServicesResetter;
+use Symfony\Component\HttpKernel\Tests\Fixtures\ClearableService;
+use Symfony\Component\HttpKernel\Tests\Fixtures\ResettableService;
+
+class ResettableServicePassTest extends TestCase
+{
+    public function testCompilerPass()
+    {
+        $container = new ContainerBuilder();
+        $container->register('one', ResettableService::class)
+            ->setPublic(true)
+            ->addTag('kernel.reset', ['method' => 'reset']);
+        $container->register('two', ClearableService::class)
+            ->setPublic(true)
+            ->addTag('kernel.reset', ['method' => 'clear']);
+
+        $container->register('services_resetter', ServicesResetter::class)
+            ->setPublic(true)
+            ->setArguments([null, []]);
+        $container->addCompilerPass(new ResettableServicePass());
+
+        $container->compile();
+
+        $definition = $container->getDefinition('services_resetter');
+
+        $this->assertEquals(
+            [
+                new IteratorArgument([
+                    'one' => new Reference('one', ContainerInterface::IGNORE_ON_UNINITIALIZED_REFERENCE),
+                    'two' => new Reference('two', ContainerInterface::IGNORE_ON_UNINITIALIZED_REFERENCE),
+                ]),
+                [
+                    'one' => 'reset',
+                    'two' => 'clear',
+                ],
+            ],
+            $definition->getArguments()
+        );
+    }
+
+    public function testMissingMethod()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\RuntimeException');
+        $this->expectExceptionMessage('Tag kernel.reset requires the "method" attribute to be set.');
+        $container = new ContainerBuilder();
+        $container->register(ResettableService::class)
+            ->addTag('kernel.reset');
+        $container->register('services_resetter', ServicesResetter::class)
+            ->setArguments([null, []]);
+        $container->addCompilerPass(new ResettableServicePass());
+
+        $container->compile();
+    }
+
+    public function testCompilerPassWithoutResetters()
+    {
+        $container = new ContainerBuilder();
+        $container->register('services_resetter', ServicesResetter::class)
+            ->setArguments([null, []]);
+        $container->addCompilerPass(new ResettableServicePass());
+
+        $container->compile();
+
+        $this->assertFalse($container->has('services_resetter'));
+    }
+}

vendor/symfony/http-kernel/Tests/DependencyInjection/ServicesResetterTest.php

@@ -0,0 +1,42 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\DependencyInjection\ServicesResetter;
+use Symfony\Component\HttpKernel\Tests\Fixtures\ClearableService;
+use Symfony\Component\HttpKernel\Tests\Fixtures\ResettableService;
+
+class ServicesResetterTest extends TestCase
+{
+    protected function setUp(): void
+    {
+        ResettableService::$counter = 0;
+        ClearableService::$counter = 0;
+    }
+
+    public function testResetServices()
+    {
+        $resetter = new ServicesResetter(new \ArrayIterator([
+            'id1' => new ResettableService(),
+            'id2' => new ClearableService(),
+        ]), [
+            'id1' => 'reset',
+            'id2' => 'clear',
+        ]);
+
+        $resetter->reset();
+
+        $this->assertEquals(1, ResettableService::$counter);
+        $this->assertEquals(1, ClearableService::$counter);
+    }
+}

vendor/symfony/http-kernel/Tests/Event/ControllerArgumentsEventTest.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Event;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\ControllerArgumentsEvent;
+use Symfony\Component\HttpKernel\Tests\TestHttpKernel;
+
+class ControllerArgumentsEventTest extends TestCase
+{
+    public function testControllerArgumentsEvent()
+    {
+        $filterController = new ControllerArgumentsEvent(new TestHttpKernel(), function () {}, ['test'], new Request(), 1);
+        $this->assertEquals($filterController->getArguments(), ['test']);
+    }
+}

vendor/symfony/http-kernel/Tests/Event/ExceptionEventTest.php

@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Event;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\ExceptionEvent;
+use Symfony\Component\HttpKernel\Tests\TestHttpKernel;
+
+class ExceptionEventTest extends TestCase
+{
+    public function testAllowSuccessfulResponseIsFalseByDefault()
+    {
+        $event = new ExceptionEvent(new TestHttpKernel(), new Request(), 1, new \Exception());
+
+        $this->assertFalse($event->isAllowingCustomResponseCode());
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/AddRequestFormatsListenerTest.php

@@ -0,0 +1,85 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\EventListener\AddRequestFormatsListener;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+/**
+ * Test AddRequestFormatsListener class.
+ *
+ * @author Gildas Quemener <gildas.quemener@gmail.com>
+ */
+class AddRequestFormatsListenerTest extends TestCase
+{
+    /**
+     * @var AddRequestFormatsListener
+     */
+    private $listener;
+
+    protected function setUp(): void
+    {
+        $this->listener = new AddRequestFormatsListener(['csv' => ['text/csv', 'text/plain']]);
+    }
+
+    protected function tearDown(): void
+    {
+        $this->listener = null;
+    }
+
+    public function testIsAnEventSubscriber()
+    {
+        $this->assertInstanceOf('Symfony\Component\EventDispatcher\EventSubscriberInterface', $this->listener);
+    }
+
+    public function testRegisteredEvent()
+    {
+        $this->assertEquals(
+            [KernelEvents::REQUEST => ['onKernelRequest', 100]],
+            AddRequestFormatsListener::getSubscribedEvents()
+        );
+    }
+
+    public function testSetAdditionalFormats()
+    {
+        $request = $this->getRequestMock();
+        $event = $this->getRequestEventMock($request);
+
+        $request->expects($this->once())
+            ->method('setFormat')
+            ->with('csv', ['text/csv', 'text/plain']);
+
+        $this->listener->onKernelRequest($event);
+    }
+
+    protected function getRequestMock()
+    {
+        return $this->getMockBuilder('Symfony\Component\HttpFoundation\Request')->getMock();
+    }
+
+    protected function getRequestEventMock(Request $request)
+    {
+        $event = $this
+            ->getMockBuilder(RequestEvent::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $event->expects($this->any())
+            ->method('getRequest')
+            ->willReturn($request);
+
+        return $event;
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/DebugHandlersListenerTest.php

@@ -0,0 +1,156 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Psr\Log\LogLevel;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\ConsoleEvents;
+use Symfony\Component\Console\Event\ConsoleEvent;
+use Symfony\Component\Console\Helper\HelperSet;
+use Symfony\Component\Console\Input\ArgvInput;
+use Symfony\Component\Console\Output\ConsoleOutput;
+use Symfony\Component\Debug\ErrorHandler;
+use Symfony\Component\Debug\ExceptionHandler;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\KernelEvent;
+use Symfony\Component\HttpKernel\EventListener\DebugHandlersListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class DebugHandlersListenerTest extends TestCase
+{
+    public function testConfigure()
+    {
+        $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+        $userHandler = function () {};
+        $listener = new DebugHandlersListener($userHandler, $logger);
+        $xHandler = new ExceptionHandler();
+        $eHandler = new ErrorHandler();
+        $eHandler->setExceptionHandler([$xHandler, 'handle']);
+
+        $exception = null;
+        set_error_handler([$eHandler, 'handleError']);
+        set_exception_handler([$eHandler, 'handleException']);
+        try {
+            $listener->configure();
+        } catch (\Exception $exception) {
+        }
+        restore_exception_handler();
+        restore_error_handler();
+
+        if (null !== $exception) {
+            throw $exception;
+        }
+
+        $this->assertSame($userHandler, $xHandler->setHandler('var_dump'));
+
+        $loggers = $eHandler->setLoggers([]);
+
+        $this->assertArrayHasKey(E_DEPRECATED, $loggers);
+        $this->assertSame([$logger, LogLevel::INFO], $loggers[E_DEPRECATED]);
+    }
+
+    public function testConfigureForHttpKernelWithNoTerminateWithException()
+    {
+        $listener = new DebugHandlersListener(null);
+        $eHandler = new ErrorHandler();
+        $event = new KernelEvent(
+            $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock(),
+            Request::create('/'),
+            HttpKernelInterface::MASTER_REQUEST
+        );
+
+        $exception = null;
+        $h = set_exception_handler([$eHandler, 'handleException']);
+        try {
+            $listener->configure($event);
+        } catch (\Exception $exception) {
+        }
+        restore_exception_handler();
+
+        if (null !== $exception) {
+            throw $exception;
+        }
+
+        $this->assertNull($h);
+    }
+
+    public function testConsoleEvent()
+    {
+        $dispatcher = new EventDispatcher();
+        $listener = new DebugHandlersListener(null);
+        $app = $this->getMockBuilder('Symfony\Component\Console\Application')->getMock();
+        $app->expects($this->once())->method('getHelperSet')->willReturn(new HelperSet());
+        $command = new Command(__FUNCTION__);
+        $command->setApplication($app);
+        $event = new ConsoleEvent($command, new ArgvInput(), new ConsoleOutput());
+
+        $dispatcher->addSubscriber($listener);
+
+        $xListeners = [
+            KernelEvents::REQUEST => [[$listener, 'configure']],
+            ConsoleEvents::COMMAND => [[$listener, 'configure']],
+            KernelEvents::EXCEPTION => [[$listener, 'onKernelException']],
+        ];
+        $this->assertSame($xListeners, $dispatcher->getListeners());
+
+        $exception = null;
+        $eHandler = new ErrorHandler();
+        set_error_handler([$eHandler, 'handleError']);
+        set_exception_handler([$eHandler, 'handleException']);
+        try {
+            $dispatcher->dispatch($event, ConsoleEvents::COMMAND);
+        } catch (\Exception $exception) {
+        }
+        restore_exception_handler();
+        restore_error_handler();
+
+        if (null !== $exception) {
+            throw $exception;
+        }
+
+        $xHandler = $eHandler->setExceptionHandler('var_dump');
+        $this->assertInstanceOf('Closure', $xHandler);
+
+        $app->expects($this->once())
+            ->method('renderException');
+
+        $xHandler(new \Exception());
+    }
+
+    public function testReplaceExistingExceptionHandler()
+    {
+        $userHandler = function () {};
+        $listener = new DebugHandlersListener($userHandler);
+        $eHandler = new ErrorHandler();
+        $eHandler->setExceptionHandler('var_dump');
+
+        $exception = null;
+        set_exception_handler([$eHandler, 'handleException']);
+        try {
+            $listener->configure();
+        } catch (\Exception $exception) {
+        }
+        restore_exception_handler();
+
+        if (null !== $exception) {
+            throw $exception;
+        }
+
+        $this->assertSame($userHandler, $eHandler->setExceptionHandler('var_dump'));
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/DisallowRobotsIndexingListenerTest.php

@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\DisallowRobotsIndexingListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelInterface;
+
+class DisallowRobotsIndexingListenerTest extends TestCase
+{
+    /**
+     * @dataProvider provideResponses
+     */
+    public function testInvoke(?string $expected, Response $response): void
+    {
+        $listener = new DisallowRobotsIndexingListener();
+
+        $event = new ResponseEvent($this->createMock(HttpKernelInterface::class), $this->createMock(Request::class), KernelInterface::MASTER_REQUEST, $response);
+
+        $listener->onResponse($event);
+
+        $this->assertSame($expected, $response->headers->get('X-Robots-Tag'), 'Header doesn\'t match expectations');
+    }
+
+    public function provideResponses(): iterable
+    {
+        yield 'No header' => ['noindex', new Response()];
+
+        yield 'Header already set' => [
+            'something else',
+            new Response('', 204, ['X-Robots-Tag' => 'something else']),
+        ];
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/DumpListenerTest.php

@@ -0,0 +1,81 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Console\ConsoleEvents;
+use Symfony\Component\HttpKernel\EventListener\DumpListener;
+use Symfony\Component\VarDumper\Cloner\ClonerInterface;
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Dumper\DataDumperInterface;
+use Symfony\Component\VarDumper\VarDumper;
+
+/**
+ * DumpListenerTest.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class DumpListenerTest extends TestCase
+{
+    public function testSubscribedEvents()
+    {
+        $this->assertSame(
+            [ConsoleEvents::COMMAND => ['configure', 1024]],
+            DumpListener::getSubscribedEvents()
+        );
+    }
+
+    public function testConfigure()
+    {
+        $prevDumper = VarDumper::setHandler('var_dump');
+        VarDumper::setHandler($prevDumper);
+
+        $cloner = new MockCloner();
+        $dumper = new MockDumper();
+
+        ob_start();
+        $exception = null;
+        $listener = new DumpListener($cloner, $dumper);
+
+        try {
+            $listener->configure();
+
+            VarDumper::dump('foo');
+            VarDumper::dump('bar');
+
+            $this->assertSame('+foo-+bar-', ob_get_clean());
+        } catch (\Exception $exception) {
+        }
+
+        VarDumper::setHandler($prevDumper);
+
+        if (null !== $exception) {
+            throw $exception;
+        }
+    }
+}
+
+class MockCloner implements ClonerInterface
+{
+    public function cloneVar($var)
+    {
+        return new Data([[$var.'-']]);
+    }
+}
+
+class MockDumper implements DataDumperInterface
+{
+    public function dump(Data $data)
+    {
+        echo '+'.$data->getValue();
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/ExceptionListenerTest.php

@@ -0,0 +1,182 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Event\ExceptionEvent;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\ExceptionListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;
+use Symfony\Component\HttpKernel\Tests\Logger;
+
+/**
+ * ExceptionListenerTest.
+ *
+ * @author Robert Schönthal <seroscho@googlemail.com>
+ *
+ * @group time-sensitive
+ */
+class ExceptionListenerTest extends TestCase
+{
+    public function testConstruct()
+    {
+        $logger = new TestLogger();
+        $l = new ExceptionListener('foo', $logger);
+
+        $_logger = new \ReflectionProperty(\get_class($l), 'logger');
+        $_logger->setAccessible(true);
+        $_controller = new \ReflectionProperty(\get_class($l), 'controller');
+        $_controller->setAccessible(true);
+
+        $this->assertSame($logger, $_logger->getValue($l));
+        $this->assertSame('foo', $_controller->getValue($l));
+    }
+
+    /**
+     * @dataProvider provider
+     */
+    public function testHandleWithoutLogger($event, $event2)
+    {
+        $this->iniSet('error_log', file_exists('/dev/null') ? '/dev/null' : 'nul');
+
+        $l = new ExceptionListener('foo');
+        $l->logKernelException($event);
+        $l->onKernelException($event);
+
+        $this->assertEquals(new Response('foo'), $event->getResponse());
+
+        try {
+            $l->logKernelException($event2);
+            $l->onKernelException($event2);
+            $this->fail('RuntimeException expected');
+        } catch (\RuntimeException $e) {
+            $this->assertSame('bar', $e->getMessage());
+            $this->assertSame('foo', $e->getPrevious()->getMessage());
+        }
+    }
+
+    /**
+     * @dataProvider provider
+     */
+    public function testHandleWithLogger($event, $event2)
+    {
+        $logger = new TestLogger();
+
+        $l = new ExceptionListener('foo', $logger);
+        $l->logKernelException($event);
+        $l->onKernelException($event);
+
+        $this->assertEquals(new Response('foo'), $event->getResponse());
+
+        try {
+            $l->logKernelException($event2);
+            $l->onKernelException($event2);
+            $this->fail('RuntimeException expected');
+        } catch (\RuntimeException $e) {
+            $this->assertSame('bar', $e->getMessage());
+            $this->assertSame('foo', $e->getPrevious()->getMessage());
+        }
+
+        $this->assertEquals(3, $logger->countErrors());
+        $this->assertCount(3, $logger->getLogs('critical'));
+    }
+
+    public function provider()
+    {
+        if (!class_exists('Symfony\Component\HttpFoundation\Request')) {
+            return [[null, null]];
+        }
+
+        $request = new Request();
+        $exception = new \Exception('foo');
+        $event = new ExceptionEvent(new TestKernel(), $request, HttpKernelInterface::MASTER_REQUEST, $exception);
+        $event2 = new ExceptionEvent(new TestKernelThatThrowsException(), $request, HttpKernelInterface::MASTER_REQUEST, $exception);
+
+        return [
+            [$event, $event2],
+        ];
+    }
+
+    public function testSubRequestFormat()
+    {
+        $listener = new ExceptionListener('foo', $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock());
+
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+        $kernel->expects($this->once())->method('handle')->willReturnCallback(function (Request $request) {
+            return new Response($request->getRequestFormat());
+        });
+
+        $request = Request::create('/');
+        $request->setRequestFormat('xml');
+
+        $event = new ExceptionEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST, new \Exception('foo'));
+        $listener->onKernelException($event);
+
+        $response = $event->getResponse();
+        $this->assertEquals('xml', $response->getContent());
+    }
+
+    public function testCSPHeaderIsRemoved()
+    {
+        $dispatcher = new EventDispatcher();
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+        $kernel->expects($this->once())->method('handle')->willReturnCallback(function (Request $request) {
+            return new Response($request->getRequestFormat());
+        });
+
+        $listener = new ExceptionListener('foo', $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock(), true);
+
+        $dispatcher->addSubscriber($listener);
+
+        $request = Request::create('/');
+        $event = new ExceptionEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST, new \Exception('foo'));
+        $dispatcher->dispatch($event, KernelEvents::EXCEPTION);
+
+        $response = new Response('', 200, ['content-security-policy' => "style-src 'self'"]);
+        $this->assertTrue($response->headers->has('content-security-policy'));
+
+        $event = new ResponseEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST, $response);
+        $dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertFalse($response->headers->has('content-security-policy'), 'CSP header has been removed');
+        $this->assertFalse($dispatcher->hasListeners(KernelEvents::RESPONSE), 'CSP removal listener has been removed');
+    }
+}
+
+class TestLogger extends Logger implements DebugLoggerInterface
+{
+    public function countErrors(Request $request = null): int
+    {
+        return \count($this->logs['critical']);
+    }
+}
+
+class TestKernel implements HttpKernelInterface
+{
+    public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true)
+    {
+        return new Response('foo');
+    }
+}
+
+class TestKernelThatThrowsException implements HttpKernelInterface
+{
+    public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true)
+    {
+        throw new \RuntimeException('bar');
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/FragmentListenerTest.php

@@ -0,0 +1,118 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\EventListener\FragmentListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\UriSigner;
+
+class FragmentListenerTest extends TestCase
+{
+    public function testOnlyTriggeredOnFragmentRoute()
+    {
+        $request = Request::create('http://example.com/foo?_path=foo%3Dbar%26_controller%3Dfoo');
+
+        $listener = new FragmentListener(new UriSigner('foo'));
+        $event = $this->createRequestEvent($request);
+
+        $expected = $request->attributes->all();
+
+        $listener->onKernelRequest($event);
+
+        $this->assertEquals($expected, $request->attributes->all());
+        $this->assertTrue($request->query->has('_path'));
+    }
+
+    public function testOnlyTriggeredIfControllerWasNotDefinedYet()
+    {
+        $request = Request::create('http://example.com/_fragment?_path=foo%3Dbar%26_controller%3Dfoo');
+        $request->attributes->set('_controller', 'bar');
+
+        $listener = new FragmentListener(new UriSigner('foo'));
+        $event = $this->createRequestEvent($request, HttpKernelInterface::SUB_REQUEST);
+
+        $expected = $request->attributes->all();
+
+        $listener->onKernelRequest($event);
+
+        $this->assertEquals($expected, $request->attributes->all());
+    }
+
+    public function testAccessDeniedWithNonSafeMethods()
+    {
+        $this->expectException('Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException');
+        $request = Request::create('http://example.com/_fragment', 'POST');
+
+        $listener = new FragmentListener(new UriSigner('foo'));
+        $event = $this->createRequestEvent($request);
+
+        $listener->onKernelRequest($event);
+    }
+
+    public function testAccessDeniedWithWrongSignature()
+    {
+        $this->expectException('Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException');
+        $request = Request::create('http://example.com/_fragment', 'GET', [], [], [], ['REMOTE_ADDR' => '10.0.0.1']);
+
+        $listener = new FragmentListener(new UriSigner('foo'));
+        $event = $this->createRequestEvent($request);
+
+        $listener->onKernelRequest($event);
+    }
+
+    public function testWithSignature()
+    {
+        $signer = new UriSigner('foo');
+        $request = Request::create($signer->sign('http://example.com/_fragment?_path=foo%3Dbar%26_controller%3Dfoo'), 'GET', [], [], [], ['REMOTE_ADDR' => '10.0.0.1']);
+
+        $listener = new FragmentListener($signer);
+        $event = $this->createRequestEvent($request);
+
+        $listener->onKernelRequest($event);
+
+        $this->assertEquals(['foo' => 'bar', '_controller' => 'foo'], $request->attributes->get('_route_params'));
+        $this->assertFalse($request->query->has('_path'));
+    }
+
+    public function testRemovesPathWithControllerDefined()
+    {
+        $request = Request::create('http://example.com/_fragment?_path=foo%3Dbar%26_controller%3Dfoo');
+
+        $listener = new FragmentListener(new UriSigner('foo'));
+        $event = $this->createRequestEvent($request, HttpKernelInterface::SUB_REQUEST);
+
+        $listener->onKernelRequest($event);
+
+        $this->assertFalse($request->query->has('_path'));
+    }
+
+    public function testRemovesPathWithControllerNotDefined()
+    {
+        $signer = new UriSigner('foo');
+        $request = Request::create($signer->sign('http://example.com/_fragment?_path=foo%3Dbar'), 'GET', [], [], [], ['REMOTE_ADDR' => '10.0.0.1']);
+
+        $listener = new FragmentListener($signer);
+        $event = $this->createRequestEvent($request);
+
+        $listener->onKernelRequest($event);
+
+        $this->assertFalse($request->query->has('_path'));
+    }
+
+    private function createRequestEvent(Request $request, $requestType = HttpKernelInterface::MASTER_REQUEST)
+    {
+        return new RequestEvent($this->getMockBuilder(HttpKernelInterface::class)->getMock(), $request, $requestType);
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/LocaleAwareListenerTest.php

@@ -0,0 +1,119 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpKernel\Event\FinishRequestEvent;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\EventListener\LocaleAwareListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Contracts\Translation\LocaleAwareInterface;
+
+class LocaleAwareListenerTest extends TestCase
+{
+    private $listener;
+    private $localeAwareService;
+    private $requestStack;
+
+    protected function setUp(): void
+    {
+        $this->localeAwareService = $this->getMockBuilder(LocaleAwareInterface::class)->getMock();
+        $this->requestStack = new RequestStack();
+        $this->listener = new LocaleAwareListener(new \ArrayIterator([$this->localeAwareService]), $this->requestStack);
+    }
+
+    public function testLocaleIsSetInOnKernelRequest()
+    {
+        $this->localeAwareService
+            ->expects($this->once())
+            ->method('setLocale')
+            ->with($this->equalTo('fr'));
+
+        $event = new RequestEvent($this->createHttpKernel(), $this->createRequest('fr'), HttpKernelInterface::MASTER_REQUEST);
+        $this->listener->onKernelRequest($event);
+    }
+
+    public function testDefaultLocaleIsUsedOnExceptionsInOnKernelRequest()
+    {
+        $this->localeAwareService
+            ->expects($this->at(0))
+            ->method('setLocale')
+            ->will($this->throwException(new \InvalidArgumentException()));
+        $this->localeAwareService
+            ->expects($this->at(1))
+            ->method('setLocale')
+            ->with($this->equalTo('en'));
+
+        $event = new RequestEvent($this->createHttpKernel(), $this->createRequest('fr'), HttpKernelInterface::MASTER_REQUEST);
+        $this->listener->onKernelRequest($event);
+    }
+
+    public function testLocaleIsSetInOnKernelFinishRequestWhenParentRequestExists()
+    {
+        $this->localeAwareService
+            ->expects($this->once())
+            ->method('setLocale')
+            ->with($this->equalTo('fr'));
+
+        $this->requestStack->push($this->createRequest('fr'));
+        $this->requestStack->push($subRequest = $this->createRequest('de'));
+
+        $event = new FinishRequestEvent($this->createHttpKernel(), $subRequest, HttpKernelInterface::SUB_REQUEST);
+        $this->listener->onKernelFinishRequest($event);
+    }
+
+    public function testLocaleIsSetToDefaultOnKernelFinishRequestWhenParentRequestDoesNotExist()
+    {
+        $this->localeAwareService
+            ->expects($this->once())
+            ->method('setLocale')
+            ->with($this->equalTo('en'));
+
+        $this->requestStack->push($subRequest = $this->createRequest('de'));
+
+        $event = new FinishRequestEvent($this->createHttpKernel(), $subRequest, HttpKernelInterface::SUB_REQUEST);
+        $this->listener->onKernelFinishRequest($event);
+    }
+
+    public function testDefaultLocaleIsUsedOnExceptionsInOnKernelFinishRequest()
+    {
+        $this->localeAwareService
+            ->expects($this->at(0))
+            ->method('setLocale')
+            ->will($this->throwException(new \InvalidArgumentException()));
+        $this->localeAwareService
+            ->expects($this->at(1))
+            ->method('setLocale')
+            ->with($this->equalTo('en'));
+
+        $this->requestStack->push($this->createRequest('fr'));
+        $this->requestStack->push($subRequest = $this->createRequest('de'));
+
+        $event = new FinishRequestEvent($this->createHttpKernel(), $subRequest, HttpKernelInterface::SUB_REQUEST);
+        $this->listener->onKernelFinishRequest($event);
+    }
+
+    private function createHttpKernel()
+    {
+        return $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+    }
+
+    private function createRequest($locale)
+    {
+        $request = new Request();
+        $request->setLocale($locale);
+
+        return $request;
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/LocaleListenerTest.php

@@ -0,0 +1,120 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\EventListener\LocaleListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+class LocaleListenerTest extends TestCase
+{
+    private $requestStack;
+
+    protected function setUp(): void
+    {
+        $this->requestStack = $this->getMockBuilder('Symfony\Component\HttpFoundation\RequestStack')->disableOriginalConstructor()->getMock();
+    }
+
+    public function testIsAnEventSubscriber()
+    {
+        $this->assertInstanceOf(EventSubscriberInterface::class, new LocaleListener($this->requestStack));
+    }
+
+    public function testRegisteredEvent()
+    {
+        $this->assertEquals(
+            [
+                KernelEvents::REQUEST => [['setDefaultLocale', 100], ['onKernelRequest', 16]],
+                KernelEvents::FINISH_REQUEST => [['onKernelFinishRequest', 0]],
+            ],
+            LocaleListener::getSubscribedEvents()
+        );
+    }
+
+    public function testDefaultLocale()
+    {
+        $listener = new LocaleListener($this->requestStack, 'fr');
+        $event = $this->getEvent($request = Request::create('/'));
+
+        $listener->setDefaultLocale($event);
+        $this->assertEquals('fr', $request->getLocale());
+    }
+
+    public function testLocaleFromRequestAttribute()
+    {
+        $request = Request::create('/');
+        $request->cookies->set(session_name(), 'value');
+
+        $request->attributes->set('_locale', 'es');
+        $listener = new LocaleListener($this->requestStack, 'fr');
+        $event = $this->getEvent($request);
+
+        $listener->onKernelRequest($event);
+        $this->assertEquals('es', $request->getLocale());
+    }
+
+    public function testLocaleSetForRoutingContext()
+    {
+        // the request context is updated
+        $context = $this->getMockBuilder('Symfony\Component\Routing\RequestContext')->getMock();
+        $context->expects($this->once())->method('setParameter')->with('_locale', 'es');
+
+        $router = $this->getMockBuilder('Symfony\Component\Routing\Router')->setMethods(['getContext'])->disableOriginalConstructor()->getMock();
+        $router->expects($this->once())->method('getContext')->willReturn($context);
+
+        $request = Request::create('/');
+
+        $request->attributes->set('_locale', 'es');
+        $listener = new LocaleListener($this->requestStack, 'fr', $router);
+        $listener->onKernelRequest($this->getEvent($request));
+    }
+
+    public function testRouterResetWithParentRequestOnKernelFinishRequest()
+    {
+        // the request context is updated
+        $context = $this->getMockBuilder('Symfony\Component\Routing\RequestContext')->getMock();
+        $context->expects($this->once())->method('setParameter')->with('_locale', 'es');
+
+        $router = $this->getMockBuilder('Symfony\Component\Routing\Router')->setMethods(['getContext'])->disableOriginalConstructor()->getMock();
+        $router->expects($this->once())->method('getContext')->willReturn($context);
+
+        $parentRequest = Request::create('/');
+        $parentRequest->setLocale('es');
+
+        $this->requestStack->expects($this->once())->method('getParentRequest')->willReturn($parentRequest);
+
+        $event = $this->getMockBuilder('Symfony\Component\HttpKernel\Event\FinishRequestEvent')->disableOriginalConstructor()->getMock();
+
+        $listener = new LocaleListener($this->requestStack, 'fr', $router);
+        $listener->onKernelFinishRequest($event);
+    }
+
+    public function testRequestLocaleIsNotOverridden()
+    {
+        $request = Request::create('/');
+        $request->setLocale('de');
+        $listener = new LocaleListener($this->requestStack, 'fr');
+        $event = $this->getEvent($request);
+
+        $listener->onKernelRequest($event);
+        $this->assertEquals('de', $request->getLocale());
+    }
+
+    private function getEvent(Request $request): RequestEvent
+    {
+        return new RequestEvent($this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock(), $request, HttpKernelInterface::MASTER_REQUEST);
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/ProfilerListenerTest.php

@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpKernel\Event\ExceptionEvent;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\Event\TerminateEvent;
+use Symfony\Component\HttpKernel\EventListener\ProfilerListener;
+use Symfony\Component\HttpKernel\Exception\HttpException;
+use Symfony\Component\HttpKernel\Kernel;
+use Symfony\Component\HttpKernel\Profiler\Profile;
+
+class ProfilerListenerTest extends TestCase
+{
+    /**
+     * Test a master and sub request with an exception and `onlyException` profiler option enabled.
+     */
+    public function testKernelTerminate()
+    {
+        $profile = new Profile('token');
+
+        $profiler = $this->getMockBuilder('Symfony\Component\HttpKernel\Profiler\Profiler')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $profiler->expects($this->once())
+            ->method('collect')
+            ->willReturn($profile);
+
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+
+        $masterRequest = $this->getMockBuilder('Symfony\Component\HttpFoundation\Request')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $subRequest = $this->getMockBuilder('Symfony\Component\HttpFoundation\Request')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $response = $this->getMockBuilder('Symfony\Component\HttpFoundation\Response')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $requestStack = new RequestStack();
+        $requestStack->push($masterRequest);
+
+        $onlyException = true;
+        $listener = new ProfilerListener($profiler, $requestStack, null, $onlyException);
+
+        // master request
+        $listener->onKernelResponse(new ResponseEvent($kernel, $masterRequest, Kernel::MASTER_REQUEST, $response));
+
+        // sub request
+        $listener->onKernelException(new ExceptionEvent($kernel, $subRequest, Kernel::SUB_REQUEST, new HttpException(404)));
+        $listener->onKernelResponse(new ResponseEvent($kernel, $subRequest, Kernel::SUB_REQUEST, $response));
+
+        $listener->onKernelTerminate(new TerminateEvent($kernel, $masterRequest, $response));
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/ResponseListenerTest.php

@@ -0,0 +1,95 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\ResponseListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+class ResponseListenerTest extends TestCase
+{
+    private $dispatcher;
+
+    private $kernel;
+
+    protected function setUp(): void
+    {
+        $this->dispatcher = new EventDispatcher();
+        $listener = new ResponseListener('UTF-8');
+        $this->dispatcher->addListener(KernelEvents::RESPONSE, [$listener, 'onKernelResponse']);
+
+        $this->kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+    }
+
+    protected function tearDown(): void
+    {
+        $this->dispatcher = null;
+        $this->kernel = null;
+    }
+
+    public function testFilterDoesNothingForSubRequests()
+    {
+        $response = new Response('foo');
+
+        $event = new ResponseEvent($this->kernel, new Request(), HttpKernelInterface::SUB_REQUEST, $response);
+        $this->dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertEquals('', $event->getResponse()->headers->get('content-type'));
+    }
+
+    public function testFilterSetsNonDefaultCharsetIfNotOverridden()
+    {
+        $listener = new ResponseListener('ISO-8859-15');
+        $this->dispatcher->addListener(KernelEvents::RESPONSE, [$listener, 'onKernelResponse'], 1);
+
+        $response = new Response('foo');
+
+        $event = new ResponseEvent($this->kernel, Request::create('/'), HttpKernelInterface::MASTER_REQUEST, $response);
+        $this->dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertEquals('ISO-8859-15', $response->getCharset());
+    }
+
+    public function testFilterDoesNothingIfCharsetIsOverridden()
+    {
+        $listener = new ResponseListener('ISO-8859-15');
+        $this->dispatcher->addListener(KernelEvents::RESPONSE, [$listener, 'onKernelResponse'], 1);
+
+        $response = new Response('foo');
+        $response->setCharset('ISO-8859-1');
+
+        $event = new ResponseEvent($this->kernel, Request::create('/'), HttpKernelInterface::MASTER_REQUEST, $response);
+        $this->dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertEquals('ISO-8859-1', $response->getCharset());
+    }
+
+    public function testFiltersSetsNonDefaultCharsetIfNotOverriddenOnNonTextContentType()
+    {
+        $listener = new ResponseListener('ISO-8859-15');
+        $this->dispatcher->addListener(KernelEvents::RESPONSE, [$listener, 'onKernelResponse'], 1);
+
+        $response = new Response('foo');
+        $request = Request::create('/');
+        $request->setRequestFormat('application/json');
+
+        $event = new ResponseEvent($this->kernel, $request, HttpKernelInterface::MASTER_REQUEST, $response);
+        $this->dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertEquals('ISO-8859-15', $response->getCharset());
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/RouterListenerTest.php

@@ -0,0 +1,217 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+use Symfony\Component\HttpKernel\Controller\ControllerResolver;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\EventListener\ExceptionListener;
+use Symfony\Component\HttpKernel\EventListener\RouterListener;
+use Symfony\Component\HttpKernel\EventListener\ValidateRequestListener;
+use Symfony\Component\HttpKernel\HttpKernel;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\Routing\Exception\NoConfigurationException;
+use Symfony\Component\Routing\RequestContext;
+
+class RouterListenerTest extends TestCase
+{
+    private $requestStack;
+
+    protected function setUp(): void
+    {
+        $this->requestStack = $this->getMockBuilder('Symfony\Component\HttpFoundation\RequestStack')->disableOriginalConstructor()->getMock();
+    }
+
+    /**
+     * @dataProvider getPortData
+     */
+    public function testPort($defaultHttpPort, $defaultHttpsPort, $uri, $expectedHttpPort, $expectedHttpsPort)
+    {
+        $urlMatcher = $this->getMockBuilder('Symfony\Component\Routing\Matcher\UrlMatcherInterface')
+            ->disableOriginalConstructor()
+            ->getMock();
+        $context = new RequestContext();
+        $context->setHttpPort($defaultHttpPort);
+        $context->setHttpsPort($defaultHttpsPort);
+        $urlMatcher->expects($this->any())
+            ->method('getContext')
+            ->willReturn($context);
+
+        $listener = new RouterListener($urlMatcher, $this->requestStack);
+        $event = $this->createRequestEventForUri($uri);
+        $listener->onKernelRequest($event);
+
+        $this->assertEquals($expectedHttpPort, $context->getHttpPort());
+        $this->assertEquals($expectedHttpsPort, $context->getHttpsPort());
+        $this->assertEquals(0 === strpos($uri, 'https') ? 'https' : 'http', $context->getScheme());
+    }
+
+    public function getPortData()
+    {
+        return [
+            [80, 443, 'http://localhost/', 80, 443],
+            [80, 443, 'http://localhost:90/', 90, 443],
+            [80, 443, 'https://localhost/', 80, 443],
+            [80, 443, 'https://localhost:90/', 80, 90],
+        ];
+    }
+
+    private function createRequestEventForUri(string $uri): RequestEvent
+    {
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create($uri);
+        $request->attributes->set('_controller', null); // Prevents going in to routing process
+
+        return new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
+    }
+
+    public function testInvalidMatcher()
+    {
+        $this->expectException('InvalidArgumentException');
+        new RouterListener(new \stdClass(), $this->requestStack);
+    }
+
+    public function testRequestMatcher()
+    {
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create('http://localhost/');
+        $event = new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
+
+        $requestMatcher = $this->getMockBuilder('Symfony\Component\Routing\Matcher\RequestMatcherInterface')->getMock();
+        $requestMatcher->expects($this->once())
+                       ->method('matchRequest')
+                       ->with($this->isInstanceOf('Symfony\Component\HttpFoundation\Request'))
+                       ->willReturn([]);
+
+        $listener = new RouterListener($requestMatcher, $this->requestStack, new RequestContext());
+        $listener->onKernelRequest($event);
+    }
+
+    public function testSubRequestWithDifferentMethod()
+    {
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create('http://localhost/', 'post');
+        $event = new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
+
+        $requestMatcher = $this->getMockBuilder('Symfony\Component\Routing\Matcher\RequestMatcherInterface')->getMock();
+        $requestMatcher->expects($this->any())
+                       ->method('matchRequest')
+                       ->with($this->isInstanceOf('Symfony\Component\HttpFoundation\Request'))
+                       ->willReturn([]);
+
+        $context = new RequestContext();
+
+        $listener = new RouterListener($requestMatcher, $this->requestStack, new RequestContext());
+        $listener->onKernelRequest($event);
+
+        // sub-request with another HTTP method
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create('http://localhost/', 'get');
+        $event = new RequestEvent($kernel, $request, HttpKernelInterface::SUB_REQUEST);
+
+        $listener->onKernelRequest($event);
+
+        $this->assertEquals('GET', $context->getMethod());
+    }
+
+    /**
+     * @dataProvider getLoggingParameterData
+     */
+    public function testLoggingParameter($parameter, $log, $parameters)
+    {
+        $requestMatcher = $this->getMockBuilder('Symfony\Component\Routing\Matcher\RequestMatcherInterface')->getMock();
+        $requestMatcher->expects($this->once())
+            ->method('matchRequest')
+            ->willReturn($parameter);
+
+        $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+        $logger->expects($this->once())
+            ->method('info')
+            ->with($this->equalTo($log), $this->equalTo($parameters));
+
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create('http://localhost/');
+
+        $listener = new RouterListener($requestMatcher, $this->requestStack, new RequestContext(), $logger);
+        $listener->onKernelRequest(new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST));
+    }
+
+    public function getLoggingParameterData()
+    {
+        return [
+            [['_route' => 'foo'], 'Matched route "{route}".', ['route' => 'foo', 'route_parameters' => ['_route' => 'foo'], 'request_uri' => 'http://localhost/', 'method' => 'GET']],
+            [[], 'Matched route "{route}".', ['route' => 'n/a', 'route_parameters' => [], 'request_uri' => 'http://localhost/', 'method' => 'GET']],
+        ];
+    }
+
+    public function testWithBadRequest()
+    {
+        $requestStack = new RequestStack();
+
+        $requestMatcher = $this->getMockBuilder('Symfony\Component\Routing\Matcher\RequestMatcherInterface')->getMock();
+        $requestMatcher->expects($this->never())->method('matchRequest');
+
+        $dispatcher = new EventDispatcher();
+        $dispatcher->addSubscriber(new ValidateRequestListener());
+        $dispatcher->addSubscriber(new RouterListener($requestMatcher, $requestStack, new RequestContext()));
+        $dispatcher->addSubscriber(new ExceptionListener(function () {
+            return new Response('Exception handled', 400);
+        }));
+
+        $kernel = new HttpKernel($dispatcher, new ControllerResolver(), $requestStack, new ArgumentResolver());
+
+        $request = Request::create('http://localhost/');
+        $request->headers->set('host', '###');
+        $response = $kernel->handle($request);
+        $this->assertSame(400, $response->getStatusCode());
+    }
+
+    public function testNoRoutingConfigurationResponse()
+    {
+        $requestStack = new RequestStack();
+
+        $requestMatcher = $this->getMockBuilder('Symfony\Component\Routing\Matcher\RequestMatcherInterface')->getMock();
+        $requestMatcher
+            ->expects($this->once())
+            ->method('matchRequest')
+            ->willThrowException(new NoConfigurationException())
+        ;
+
+        $dispatcher = new EventDispatcher();
+        $dispatcher->addSubscriber(new RouterListener($requestMatcher, $requestStack, new RequestContext()));
+
+        $kernel = new HttpKernel($dispatcher, new ControllerResolver(), $requestStack, new ArgumentResolver());
+
+        $request = Request::create('http://localhost/');
+        $response = $kernel->handle($request);
+        $this->assertSame(404, $response->getStatusCode());
+        $this->assertStringContainsString('Welcome', $response->getContent());
+    }
+
+    public function testRequestWithBadHost()
+    {
+        $this->expectException('Symfony\Component\HttpKernel\Exception\BadRequestHttpException');
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create('http://bad host %22/');
+        $event = new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
+
+        $requestMatcher = $this->getMockBuilder('Symfony\Component\Routing\Matcher\RequestMatcherInterface')->getMock();
+
+        $listener = new RouterListener($requestMatcher, $this->requestStack, new RequestContext());
+        $listener->onKernelRequest($event);
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/SaveSessionListenerTest.php

@@ -0,0 +1,52 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\Session\SessionInterface;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\SaveSessionListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+
+/**
+ * @group legacy
+ */
+class SaveSessionListenerTest extends TestCase
+{
+    public function testOnlyTriggeredOnMasterRequest()
+    {
+        $listener = new SaveSessionListener();
+        $event = $this->getMockBuilder(ResponseEvent::class)->disableOriginalConstructor()->getMock();
+        $event->expects($this->once())->method('isMasterRequest')->willReturn(false);
+        $event->expects($this->never())->method('getRequest');
+
+        // sub request
+        $listener->onKernelResponse($event);
+    }
+
+    public function testSessionSaved()
+    {
+        $listener = new SaveSessionListener();
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->disableOriginalConstructor()->getMock();
+
+        $session = $this->getMockBuilder(SessionInterface::class)->disableOriginalConstructor()->getMock();
+        $session->expects($this->once())->method('isStarted')->willReturn(true);
+        $session->expects($this->once())->method('save');
+
+        $request = new Request();
+        $request->setSession($session);
+        $response = new Response();
+        $listener->onKernelResponse(new ResponseEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST, $response));
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/SessionListenerTest.php

@@ -0,0 +1,181 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Container;
+use Symfony\Component\DependencyInjection\ServiceLocator;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\Session\Session;
+use Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage;
+use Symfony\Component\HttpKernel\Event\FinishRequestEvent;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\AbstractSessionListener;
+use Symfony\Component\HttpKernel\EventListener\SessionListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+
+class SessionListenerTest extends TestCase
+{
+    public function testOnlyTriggeredOnMasterRequest()
+    {
+        $listener = $this->getMockForAbstractClass(AbstractSessionListener::class);
+        $event = $this->getMockBuilder(RequestEvent::class)->disableOriginalConstructor()->getMock();
+        $event->expects($this->once())->method('isMasterRequest')->willReturn(false);
+        $event->expects($this->never())->method('getRequest');
+
+        // sub request
+        $listener->onKernelRequest($event);
+    }
+
+    public function testSessionIsSet()
+    {
+        $session = $this->getMockBuilder(Session::class)->disableOriginalConstructor()->getMock();
+
+        $requestStack = $this->getMockBuilder(RequestStack::class)->getMock();
+        $requestStack->expects($this->once())->method('getMasterRequest')->willReturn(null);
+
+        $sessionStorage = $this->getMockBuilder(NativeSessionStorage::class)->getMock();
+        $sessionStorage->expects($this->never())->method('setOptions')->with(['cookie_secure' => true]);
+
+        $container = new Container();
+        $container->set('session', $session);
+        $container->set('request_stack', $requestStack);
+        $container->set('session_storage', $sessionStorage);
+
+        $request = new Request();
+        $listener = new SessionListener($container);
+
+        $event = $this->getMockBuilder(RequestEvent::class)->disableOriginalConstructor()->getMock();
+        $event->expects($this->once())->method('isMasterRequest')->willReturn(true);
+        $event->expects($this->once())->method('getRequest')->willReturn($request);
+
+        $listener->onKernelRequest($event);
+
+        $this->assertTrue($request->hasSession());
+        $this->assertSame($session, $request->getSession());
+    }
+
+    public function testResponseIsPrivateIfSessionStarted()
+    {
+        $session = $this->getMockBuilder(Session::class)->disableOriginalConstructor()->getMock();
+        $session->expects($this->exactly(2))->method('getUsageIndex')->will($this->onConsecutiveCalls(0, 1));
+
+        $container = new Container();
+        $container->set('initialized_session', $session);
+
+        $listener = new SessionListener($container);
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->disableOriginalConstructor()->getMock();
+
+        $request = new Request();
+        $listener->onKernelRequest(new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST));
+
+        $response = new Response();
+        $listener->onKernelResponse(new ResponseEvent($kernel, new Request(), HttpKernelInterface::MASTER_REQUEST, $response));
+
+        $this->assertTrue($response->headers->has('Expires'));
+        $this->assertTrue($response->headers->hasCacheControlDirective('private'));
+        $this->assertTrue($response->headers->hasCacheControlDirective('must-revalidate'));
+        $this->assertSame('0', $response->headers->getCacheControlDirective('max-age'));
+        $this->assertLessThanOrEqual((new \DateTime('now', new \DateTimeZone('UTC'))), (new \DateTime($response->headers->get('Expires'))));
+        $this->assertFalse($response->headers->has(AbstractSessionListener::NO_AUTO_CACHE_CONTROL_HEADER));
+    }
+
+    public function testResponseIsStillPublicIfSessionStartedAndHeaderPresent()
+    {
+        $session = $this->getMockBuilder(Session::class)->disableOriginalConstructor()->getMock();
+        $session->expects($this->exactly(2))->method('getUsageIndex')->will($this->onConsecutiveCalls(0, 1));
+
+        $container = new Container();
+        $container->set('initialized_session', $session);
+
+        $listener = new SessionListener($container);
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->disableOriginalConstructor()->getMock();
+
+        $request = new Request();
+        $listener->onKernelRequest(new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST));
+
+        $response = new Response();
+        $response->setSharedMaxAge(60);
+        $response->headers->set(AbstractSessionListener::NO_AUTO_CACHE_CONTROL_HEADER, 'true');
+        $listener->onKernelResponse(new ResponseEvent($kernel, new Request(), HttpKernelInterface::MASTER_REQUEST, $response));
+
+        $this->assertTrue($response->headers->hasCacheControlDirective('public'));
+        $this->assertFalse($response->headers->has('Expires'));
+        $this->assertFalse($response->headers->hasCacheControlDirective('private'));
+        $this->assertFalse($response->headers->hasCacheControlDirective('must-revalidate'));
+        $this->assertSame('60', $response->headers->getCacheControlDirective('s-maxage'));
+        $this->assertFalse($response->headers->has(AbstractSessionListener::NO_AUTO_CACHE_CONTROL_HEADER));
+    }
+
+    public function testUninitializedSession()
+    {
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->disableOriginalConstructor()->getMock();
+        $response = new Response();
+        $response->setSharedMaxAge(60);
+        $response->headers->set(AbstractSessionListener::NO_AUTO_CACHE_CONTROL_HEADER, 'true');
+
+        $container = new ServiceLocator([
+            'initialized_session' => function () {},
+        ]);
+
+        $listener = new SessionListener($container);
+        $listener->onKernelResponse(new ResponseEvent($kernel, new Request(), HttpKernelInterface::MASTER_REQUEST, $response));
+        $this->assertFalse($response->headers->has('Expires'));
+        $this->assertTrue($response->headers->hasCacheControlDirective('public'));
+        $this->assertFalse($response->headers->hasCacheControlDirective('private'));
+        $this->assertFalse($response->headers->hasCacheControlDirective('must-revalidate'));
+        $this->assertSame('60', $response->headers->getCacheControlDirective('s-maxage'));
+        $this->assertFalse($response->headers->has(AbstractSessionListener::NO_AUTO_CACHE_CONTROL_HEADER));
+    }
+
+    public function testSurrogateMasterRequestIsPublic()
+    {
+        $session = $this->getMockBuilder(Session::class)->disableOriginalConstructor()->getMock();
+        $session->expects($this->exactly(4))->method('getUsageIndex')->will($this->onConsecutiveCalls(0, 1, 1, 1));
+
+        $container = new Container();
+        $container->set('initialized_session', $session);
+        $container->set('session', $session);
+
+        $listener = new SessionListener($container);
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->disableOriginalConstructor()->getMock();
+
+        $request = new Request();
+        $response = new Response();
+        $response->setCache(['public' => true, 'max_age' => '30']);
+        $listener->onKernelRequest(new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST));
+        $this->assertTrue($request->hasSession());
+
+        $subRequest = clone $request;
+        $this->assertSame($request->getSession(), $subRequest->getSession());
+        $listener->onKernelRequest(new RequestEvent($kernel, $subRequest, HttpKernelInterface::MASTER_REQUEST));
+        $listener->onKernelResponse(new ResponseEvent($kernel, $subRequest, HttpKernelInterface::MASTER_REQUEST, $response));
+        $listener->onFinishRequest(new FinishRequestEvent($kernel, $subRequest, HttpKernelInterface::MASTER_REQUEST));
+
+        $this->assertFalse($response->headers->has('Expires'));
+        $this->assertFalse($response->headers->hasCacheControlDirective('private'));
+        $this->assertFalse($response->headers->hasCacheControlDirective('must-revalidate'));
+        $this->assertSame('30', $response->headers->getCacheControlDirective('max-age'));
+
+        $listener->onKernelResponse(new ResponseEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST, $response));
+
+        $this->assertTrue($response->headers->hasCacheControlDirective('private'));
+        $this->assertTrue($response->headers->hasCacheControlDirective('must-revalidate'));
+        $this->assertSame('0', $response->headers->getCacheControlDirective('max-age'));
+
+        $this->assertTrue($response->headers->has('Expires'));
+        $this->assertLessThanOrEqual((new \DateTime('now', new \DateTimeZone('UTC'))), (new \DateTime($response->headers->get('Expires'))));
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/SurrogateListenerTest.php

@@ -0,0 +1,67 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\SurrogateListener;
+use Symfony\Component\HttpKernel\HttpCache\Esi;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+class SurrogateListenerTest extends TestCase
+{
+    public function testFilterDoesNothingForSubRequests()
+    {
+        $dispatcher = new EventDispatcher();
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+        $response = new Response('foo <esi:include src="" />');
+        $listener = new SurrogateListener(new Esi());
+
+        $dispatcher->addListener(KernelEvents::RESPONSE, [$listener, 'onKernelResponse']);
+        $event = new ResponseEvent($kernel, new Request(), HttpKernelInterface::SUB_REQUEST, $response);
+        $dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertEquals('', $event->getResponse()->headers->get('Surrogate-Control'));
+    }
+
+    public function testFilterWhenThereIsSomeEsiIncludes()
+    {
+        $dispatcher = new EventDispatcher();
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+        $response = new Response('foo <esi:include src="" />');
+        $listener = new SurrogateListener(new Esi());
+
+        $dispatcher->addListener(KernelEvents::RESPONSE, [$listener, 'onKernelResponse']);
+        $event = new ResponseEvent($kernel, new Request(), HttpKernelInterface::MASTER_REQUEST, $response);
+        $dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertEquals('content="ESI/1.0"', $event->getResponse()->headers->get('Surrogate-Control'));
+    }
+
+    public function testFilterWhenThereIsNoEsiIncludes()
+    {
+        $dispatcher = new EventDispatcher();
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+        $response = new Response('foo');
+        $listener = new SurrogateListener(new Esi());
+
+        $dispatcher->addListener(KernelEvents::RESPONSE, [$listener, 'onKernelResponse']);
+        $event = new ResponseEvent($kernel, new Request(), HttpKernelInterface::MASTER_REQUEST, $response);
+        $dispatcher->dispatch($event, KernelEvents::RESPONSE);
+
+        $this->assertEquals('', $event->getResponse()->headers->get('Surrogate-Control'));
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/TestSessionListenerTest.php

@@ -0,0 +1,221 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\Session\SessionInterface;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\SessionListener;
+use Symfony\Component\HttpKernel\EventListener\TestSessionListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+
+/**
+ * SessionListenerTest.
+ *
+ * Tests SessionListener.
+ *
+ * @author Bulat Shakirzyanov <mallluhuct@gmail.com>
+ */
+class TestSessionListenerTest extends TestCase
+{
+    /**
+     * @var TestSessionListener
+     */
+    private $listener;
+
+    /**
+     * @var SessionInterface
+     */
+    private $session;
+
+    protected function setUp(): void
+    {
+        $this->listener = $this->getMockForAbstractClass('Symfony\Component\HttpKernel\EventListener\AbstractTestSessionListener');
+        $this->session = $this->getSession();
+        $this->listener->expects($this->any())
+             ->method('getSession')
+             ->willReturn($this->session);
+    }
+
+    public function testShouldSaveMasterRequestSession()
+    {
+        $this->sessionHasBeenStarted();
+        $this->sessionMustBeSaved();
+
+        $this->filterResponse(new Request());
+    }
+
+    public function testShouldNotSaveSubRequestSession()
+    {
+        $this->sessionMustNotBeSaved();
+
+        $this->filterResponse(new Request(), HttpKernelInterface::SUB_REQUEST);
+    }
+
+    public function testDoesNotDeleteCookieIfUsingSessionLifetime()
+    {
+        $this->sessionHasBeenStarted();
+
+        @ini_set('session.cookie_lifetime', 0);
+
+        $response = $this->filterResponse(new Request(), HttpKernelInterface::MASTER_REQUEST);
+        $cookies = $response->headers->getCookies();
+
+        $this->assertEquals(0, reset($cookies)->getExpiresTime());
+    }
+
+    /**
+     * @requires function \Symfony\Component\HttpFoundation\Session\Session::isEmpty
+     */
+    public function testEmptySessionDoesNotSendCookie()
+    {
+        $this->sessionHasBeenStarted();
+        $this->sessionIsEmpty();
+
+        $response = $this->filterResponse(new Request(), HttpKernelInterface::MASTER_REQUEST);
+
+        $this->assertSame([], $response->headers->getCookies());
+    }
+
+    public function testEmptySessionWithNewSessionIdDoesSendCookie()
+    {
+        $this->sessionHasBeenStarted();
+        $this->sessionIsEmpty();
+        $this->fixSessionId('456');
+
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create('/', 'GET', [], ['MOCKSESSID' => '123']);
+        $event = new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
+        $this->listener->onKernelRequest($event);
+
+        $response = $this->filterResponse(new Request(), HttpKernelInterface::MASTER_REQUEST);
+
+        $this->assertNotEmpty($response->headers->getCookies());
+    }
+
+    /**
+     * @dataProvider anotherCookieProvider
+     */
+    public function testSessionWithNewSessionIdAndNewCookieDoesNotSendAnotherCookie($existing, array $expected)
+    {
+        $this->sessionHasBeenStarted();
+        $this->sessionIsEmpty();
+        $this->fixSessionId('456');
+
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $request = Request::create('/', 'GET', [], ['MOCKSESSID' => '123']);
+        $event = new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
+        $this->listener->onKernelRequest($event);
+
+        $response = new Response('', 200, ['Set-Cookie' => $existing]);
+
+        $response = $this->filterResponse(new Request(), HttpKernelInterface::MASTER_REQUEST, $response);
+
+        $this->assertSame($expected, $response->headers->get('Set-Cookie', null, false));
+    }
+
+    public function anotherCookieProvider()
+    {
+        return [
+            'same' => ['MOCKSESSID=789; path=/', ['MOCKSESSID=789; path=/']],
+            'different domain' => ['MOCKSESSID=789; path=/; domain=example.com', ['MOCKSESSID=789; path=/; domain=example.com', 'MOCKSESSID=456; path=/']],
+            'different path' => ['MOCKSESSID=789; path=/foo', ['MOCKSESSID=789; path=/foo', 'MOCKSESSID=456; path=/']],
+        ];
+    }
+
+    public function testUnstartedSessionIsNotSave()
+    {
+        $this->sessionHasNotBeenStarted();
+        $this->sessionMustNotBeSaved();
+
+        $this->filterResponse(new Request());
+    }
+
+    public function testDoesNotThrowIfRequestDoesNotHaveASession()
+    {
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $event = new ResponseEvent($kernel, new Request(), HttpKernelInterface::MASTER_REQUEST, new Response());
+
+        $this->listener->onKernelResponse($event);
+
+        $this->assertTrue(true);
+    }
+
+    private function filterResponse(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, Response $response = null)
+    {
+        $request->setSession($this->session);
+        $response = $response ?: new Response();
+        $kernel = $this->getMockBuilder(HttpKernelInterface::class)->getMock();
+        $event = new ResponseEvent($kernel, $request, $type, $response);
+
+        $this->listener->onKernelResponse($event);
+
+        $this->assertSame($response, $event->getResponse());
+
+        return $response;
+    }
+
+    private function sessionMustNotBeSaved()
+    {
+        $this->session->expects($this->never())
+            ->method('save');
+    }
+
+    private function sessionMustBeSaved()
+    {
+        $this->session->expects($this->once())
+            ->method('save');
+    }
+
+    private function sessionHasBeenStarted()
+    {
+        $this->session->expects($this->once())
+            ->method('isStarted')
+            ->willReturn(true);
+    }
+
+    private function sessionHasNotBeenStarted()
+    {
+        $this->session->expects($this->once())
+            ->method('isStarted')
+            ->willReturn(false);
+    }
+
+    private function sessionIsEmpty()
+    {
+        $this->session->expects($this->once())
+            ->method('isEmpty')
+            ->willReturn(true);
+    }
+
+    private function fixSessionId($sessionId)
+    {
+        $this->session->expects($this->any())
+            ->method('getId')
+            ->willReturn($sessionId);
+    }
+
+    private function getSession()
+    {
+        $mock = $this->getMockBuilder('Symfony\Component\HttpFoundation\Session\Session')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        // set return value for getName()
+        $mock->expects($this->any())->method('getName')->willReturn('MOCKSESSID');
+
+        return $mock;
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/TranslatorListenerTest.php

@@ -0,0 +1,122 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\FinishRequestEvent;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\EventListener\TranslatorListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Contracts\Translation\LocaleAwareInterface;
+
+/**
+ * @group legacy
+ */
+class TranslatorListenerTest extends TestCase
+{
+    private $listener;
+    private $translator;
+    private $requestStack;
+
+    protected function setUp(): void
+    {
+        $this->translator = $this->getMockBuilder(LocaleAwareInterface::class)->getMock();
+        $this->requestStack = $this->getMockBuilder('Symfony\Component\HttpFoundation\RequestStack')->getMock();
+        $this->listener = new TranslatorListener($this->translator, $this->requestStack);
+    }
+
+    public function testLocaleIsSetInOnKernelRequest()
+    {
+        $this->translator
+            ->expects($this->once())
+            ->method('setLocale')
+            ->with($this->equalTo('fr'));
+
+        $event = new RequestEvent($this->createHttpKernel(), $this->createRequest('fr'), HttpKernelInterface::MASTER_REQUEST);
+        $this->listener->onKernelRequest($event);
+    }
+
+    public function testDefaultLocaleIsUsedOnExceptionsInOnKernelRequest()
+    {
+        $this->translator
+            ->expects($this->at(0))
+            ->method('setLocale')
+            ->willThrowException(new \InvalidArgumentException());
+        $this->translator
+            ->expects($this->at(1))
+            ->method('setLocale')
+            ->with($this->equalTo('en'));
+
+        $event = new RequestEvent($this->createHttpKernel(), $this->createRequest('fr'), HttpKernelInterface::MASTER_REQUEST);
+        $this->listener->onKernelRequest($event);
+    }
+
+    public function testLocaleIsSetInOnKernelFinishRequestWhenParentRequestExists()
+    {
+        $this->translator
+            ->expects($this->once())
+            ->method('setLocale')
+            ->with($this->equalTo('fr'));
+
+        $this->setMasterRequest($this->createRequest('fr'));
+        $event = new FinishRequestEvent($this->createHttpKernel(), $this->createRequest('de'), HttpKernelInterface::SUB_REQUEST);
+        $this->listener->onKernelFinishRequest($event);
+    }
+
+    public function testLocaleIsNotSetInOnKernelFinishRequestWhenParentRequestDoesNotExist()
+    {
+        $this->translator
+            ->expects($this->never())
+            ->method('setLocale');
+
+        $event = new FinishRequestEvent($this->createHttpKernel(), $this->createRequest('de'), HttpKernelInterface::SUB_REQUEST);
+        $this->listener->onKernelFinishRequest($event);
+    }
+
+    public function testDefaultLocaleIsUsedOnExceptionsInOnKernelFinishRequest()
+    {
+        $this->translator
+            ->expects($this->at(0))
+            ->method('setLocale')
+            ->willThrowException(new \InvalidArgumentException());
+        $this->translator
+            ->expects($this->at(1))
+            ->method('setLocale')
+            ->with($this->equalTo('en'));
+
+        $this->setMasterRequest($this->createRequest('fr'));
+        $event = new FinishRequestEvent($this->createHttpKernel(), $this->createRequest('de'), HttpKernelInterface::SUB_REQUEST);
+        $this->listener->onKernelFinishRequest($event);
+    }
+
+    private function createHttpKernel()
+    {
+        return $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+    }
+
+    private function createRequest($locale)
+    {
+        $request = new Request();
+        $request->setLocale($locale);
+
+        return $request;
+    }
+
+    private function setMasterRequest($request)
+    {
+        $this->requestStack
+            ->expects($this->any())
+            ->method('getParentRequest')
+            ->willReturn($request);
+    }
+}

vendor/symfony/http-kernel/Tests/EventListener/ValidateRequestListenerTest.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\EventListener;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\EventListener\ValidateRequestListener;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+class ValidateRequestListenerTest extends TestCase
+{
+    protected function tearDown(): void
+    {
+        Request::setTrustedProxies([], -1);
+    }
+
+    public function testListenerThrowsWhenMasterRequestHasInconsistentClientIps()
+    {
+        $this->expectException('Symfony\Component\HttpFoundation\Exception\ConflictingHeadersException');
+        $dispatcher = new EventDispatcher();
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+
+        $request = new Request();
+        $request->setTrustedProxies(['1.1.1.1'], Request::HEADER_X_FORWARDED_FOR | Request::HEADER_FORWARDED);
+        $request->server->set('REMOTE_ADDR', '1.1.1.1');
+        $request->headers->set('FORWARDED', 'for=2.2.2.2');
+        $request->headers->set('X_FORWARDED_FOR', '3.3.3.3');
+
+        $dispatcher->addListener(KernelEvents::REQUEST, [new ValidateRequestListener(), 'onKernelRequest']);
+        $event = new RequestEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
+
+        $dispatcher->dispatch($event, KernelEvents::REQUEST);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/AccessDeniedHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
+
+class AccessDeniedHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new AccessDeniedHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/BadRequestHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
+
+class BadRequestHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new BadRequestHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/ConflictHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\ConflictHttpException;
+
+class ConflictHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new ConflictHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/GoneHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\GoneHttpException;
+
+class GoneHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new GoneHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/HttpExceptionTest.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\Exception\HttpException;
+
+class HttpExceptionTest extends TestCase
+{
+    public function headerDataProvider()
+    {
+        return [
+            [['X-Test' => 'Test']],
+            [['X-Test' => 1]],
+            [
+                [
+                    ['X-Test' => 'Test'],
+                    ['X-Test-2' => 'Test-2'],
+                ],
+            ],
+        ];
+    }
+
+    public function testHeadersDefault()
+    {
+        $exception = $this->createException();
+        $this->assertSame([], $exception->getHeaders());
+    }
+
+    /**
+     * @dataProvider headerDataProvider
+     */
+    public function testHeadersConstructor($headers)
+    {
+        $exception = new HttpException(200, null, null, $headers);
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    /**
+     * @dataProvider headerDataProvider
+     */
+    public function testHeadersSetter($headers)
+    {
+        $exception = $this->createException();
+        $exception->setHeaders($headers);
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    public function testThrowableIsAllowedForPrevious()
+    {
+        $previous = new class('Error of PHP 7+') extends \Error {
+        };
+        $exception = $this->createException(null, $previous);
+        $this->assertSame($previous, $exception->getPrevious());
+    }
+
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new HttpException(200, $message, $previous, $headers, $code);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/LengthRequiredHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\LengthRequiredHttpException;
+
+class LengthRequiredHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new LengthRequiredHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/MethodNotAllowedHttpExceptionTest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\MethodNotAllowedHttpException;
+
+class MethodNotAllowedHttpExceptionTest extends HttpExceptionTest
+{
+    public function testHeadersDefault()
+    {
+        $exception = new MethodNotAllowedHttpException(['GET', 'PUT']);
+        $this->assertSame(['Allow' => 'GET, PUT'], $exception->getHeaders());
+    }
+
+    public function testWithHeaderConstruct()
+    {
+        $headers = [
+            'Cache-Control' => 'public, s-maxage=1200',
+        ];
+
+        $exception = new MethodNotAllowedHttpException(['get'], null, null, null, $headers);
+
+        $headers['Allow'] = 'GET';
+
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    /**
+     * @dataProvider headerDataProvider
+     */
+    public function testHeadersSetter($headers)
+    {
+        $exception = new MethodNotAllowedHttpException(['GET']);
+        $exception->setHeaders($headers);
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new MethodNotAllowedHttpException(['get'], $message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/NotAcceptableHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\NotAcceptableHttpException;
+
+class NotAcceptableHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new NotAcceptableHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/NotFoundHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+
+class NotFoundHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new NotFoundHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/PreconditionFailedHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\PreconditionFailedHttpException;
+
+class PreconditionFailedHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new PreconditionFailedHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/PreconditionRequiredHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\PreconditionRequiredHttpException;
+
+class PreconditionRequiredHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new PreconditionRequiredHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/ServiceUnavailableHttpExceptionTest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\ServiceUnavailableHttpException;
+
+class ServiceUnavailableHttpExceptionTest extends HttpExceptionTest
+{
+    public function testHeadersDefaultRetryAfter()
+    {
+        $exception = new ServiceUnavailableHttpException(10);
+        $this->assertSame(['Retry-After' => 10], $exception->getHeaders());
+    }
+
+    public function testWithHeaderConstruct()
+    {
+        $headers = [
+            'Cache-Control' => 'public, s-maxage=1337',
+        ];
+
+        $exception = new ServiceUnavailableHttpException(1337, null, null, null, $headers);
+
+        $headers['Retry-After'] = 1337;
+
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    /**
+     * @dataProvider headerDataProvider
+     */
+    public function testHeadersSetter($headers)
+    {
+        $exception = new ServiceUnavailableHttpException(10);
+        $exception->setHeaders($headers);
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new ServiceUnavailableHttpException(null, $message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/TooManyRequestsHttpExceptionTest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\TooManyRequestsHttpException;
+
+class TooManyRequestsHttpExceptionTest extends HttpExceptionTest
+{
+    public function testHeadersDefaultRertyAfter()
+    {
+        $exception = new TooManyRequestsHttpException(10);
+        $this->assertSame(['Retry-After' => 10], $exception->getHeaders());
+    }
+
+    public function testWithHeaderConstruct()
+    {
+        $headers = [
+            'Cache-Control' => 'public, s-maxage=69',
+        ];
+
+        $exception = new TooManyRequestsHttpException(69, null, null, null, $headers);
+
+        $headers['Retry-After'] = 69;
+
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    /**
+     * @dataProvider headerDataProvider
+     */
+    public function testHeadersSetter($headers)
+    {
+        $exception = new TooManyRequestsHttpException(10);
+        $exception->setHeaders($headers);
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new TooManyRequestsHttpException(null, $message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/UnauthorizedHttpExceptionTest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\UnauthorizedHttpException;
+
+class UnauthorizedHttpExceptionTest extends HttpExceptionTest
+{
+    public function testHeadersDefault()
+    {
+        $exception = new UnauthorizedHttpException('Challenge');
+        $this->assertSame(['WWW-Authenticate' => 'Challenge'], $exception->getHeaders());
+    }
+
+    public function testWithHeaderConstruct()
+    {
+        $headers = [
+            'Cache-Control' => 'public, s-maxage=1200',
+        ];
+
+        $exception = new UnauthorizedHttpException('Challenge', null, null, null, $headers);
+
+        $headers['WWW-Authenticate'] = 'Challenge';
+
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    /**
+     * @dataProvider headerDataProvider
+     */
+    public function testHeadersSetter($headers)
+    {
+        $exception = new UnauthorizedHttpException('Challenge');
+        $exception->setHeaders($headers);
+        $this->assertSame($headers, $exception->getHeaders());
+    }
+
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new UnauthorizedHttpException('Challenge', $message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/UnprocessableEntityHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\UnprocessableEntityHttpException;
+
+class UnprocessableEntityHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new UnprocessableEntityHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Exception/UnsupportedMediaTypeHttpExceptionTest.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Exception;
+
+use Symfony\Component\HttpKernel\Exception\UnsupportedMediaTypeHttpException;
+
+class UnsupportedMediaTypeHttpExceptionTest extends HttpExceptionTest
+{
+    protected function createException(string $message = null, \Throwable $previous = null, ?int $code = 0, array $headers = [])
+    {
+        return new UnsupportedMediaTypeHttpException($message, $previous, $code, $headers);
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/ClearableService.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures;
+
+class ClearableService
+{
+    public static $counter = 0;
+
+    public function clear()
+    {
+        ++self::$counter;
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/Controller/BasicTypesController.php

@@ -0,0 +1,19 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\Controller;
+
+class BasicTypesController
+{
+    public function action(string $foo, int $bar, float $baz)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/Controller/ExtendingRequest.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\Controller;
+
+use Symfony\Component\HttpFoundation\Request;
+
+class ExtendingRequest extends Request
+{
+}

vendor/symfony/http-kernel/Tests/Fixtures/Controller/ExtendingSession.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\Controller;
+
+use Symfony\Component\HttpFoundation\Session\Session;
+
+class ExtendingSession extends Session
+{
+}

vendor/symfony/http-kernel/Tests/Fixtures/Controller/NullableController.php

@@ -0,0 +1,19 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\Controller;
+
+class NullableController
+{
+    public function action(?string $foo, ?\stdClass $bar, ?string $baz = 'value', $mandatory)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/Controller/VariadicController.php

@@ -0,0 +1,19 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\Controller;
+
+class VariadicController
+{
+    public function action($foo, ...$bar)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/DataCollector/CloneVarDataCollector.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\DataCollector;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\DataCollector;
+
+class CloneVarDataCollector extends DataCollector
+{
+    private $varToClone;
+
+    public function __construct($varToClone)
+    {
+        $this->varToClone = $varToClone;
+    }
+
+    public function collect(Request $request, Response $response, \Exception $exception = null)
+    {
+        $this->data = $this->cloneVar($this->varToClone);
+    }
+
+    public function reset()
+    {
+        $this->data = [];
+    }
+
+    public function getData()
+    {
+        return $this->data;
+    }
+
+    public function getName()
+    {
+        return 'clone_var';
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/ExtensionNotValidBundle/DependencyInjection/ExtensionNotValidExtension.php

@@ -0,0 +1,20 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\ExtensionNotValidBundle\DependencyInjection;
+
+class ExtensionNotValidExtension
+{
+    public function getAlias()
+    {
+        return 'extension_not_valid';
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/ExtensionNotValidBundle/ExtensionNotValidBundle.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\ExtensionNotValidBundle;
+
+use Symfony\Component\HttpKernel\Bundle\Bundle;
+
+class ExtensionNotValidBundle extends Bundle
+{
+}

vendor/symfony/http-kernel/Tests/Fixtures/ExtensionPresentBundle/DependencyInjection/ExtensionPresentExtension.php

@@ -0,0 +1,22 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\ExtensionPresentBundle\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Extension\Extension;
+
+class ExtensionPresentExtension extends Extension
+{
+    public function load(array $configs, ContainerBuilder $container)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/ExtensionPresentBundle/ExtensionPresentBundle.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures\ExtensionPresentBundle;
+
+use Symfony\Component\HttpKernel\Bundle\Bundle;
+
+class ExtensionPresentBundle extends Bundle
+{
+}

vendor/symfony/http-kernel/Tests/Fixtures/KernelForOverrideName.php

@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures;
+
+use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\HttpKernel\Kernel;
+
+class KernelForOverrideName extends Kernel
+{
+    protected $name = 'overridden';
+
+    public function registerBundles()
+    {
+    }
+
+    public function registerContainerConfiguration(LoaderInterface $loader)
+    {
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/KernelForTest.php

@@ -0,0 +1,42 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures;
+
+use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\HttpKernel\Kernel;
+
+class KernelForTest extends Kernel
+{
+    public function getBundleMap()
+    {
+        return $this->bundleMap;
+    }
+
+    public function registerBundles()
+    {
+        return [];
+    }
+
+    public function registerContainerConfiguration(LoaderInterface $loader)
+    {
+    }
+
+    public function isBooted()
+    {
+        return $this->booted;
+    }
+
+    public function getProjectDir(): string
+    {
+        return __DIR__;
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/KernelWithoutBundles.php

@@ -0,0 +1,38 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures;
+
+use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpKernel\Kernel;
+
+class KernelWithoutBundles extends Kernel
+{
+    public function registerBundles()
+    {
+        return [];
+    }
+
+    public function registerContainerConfiguration(LoaderInterface $loader)
+    {
+    }
+
+    public function getProjectDir()
+    {
+        return __DIR__;
+    }
+
+    protected function build(ContainerBuilder $container)
+    {
+        $container->setParameter('test_executed', true);
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/ResettableService.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures;
+
+class ResettableService
+{
+    public static $counter = 0;
+
+    public function reset()
+    {
+        ++self::$counter;
+    }
+}

vendor/symfony/http-kernel/Tests/Fixtures/TestClient.php

@@ -0,0 +1,31 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fixtures;
+
+use Symfony\Component\HttpKernel\HttpKernelBrowser;
+
+class TestClient extends HttpKernelBrowser
+{
+    protected function getScript($request)
+    {
+        $script = parent::getScript($request);
+
+        $autoload = file_exists(__DIR__.'/../../vendor/autoload.php')
+            ? __DIR__.'/../../vendor/autoload.php'
+            : __DIR__.'/../../../../../../vendor/autoload.php'
+        ;
+
+        $script = preg_replace('/(\->register\(\);)/', "$0\nrequire_once '$autoload';\n", $script);
+
+        return $script;
+    }
+}

vendor/symfony/http-kernel/Tests/Fragment/EsiFragmentRendererTest.php

@@ -0,0 +1,102 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fragment;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ControllerReference;
+use Symfony\Component\HttpKernel\Fragment\EsiFragmentRenderer;
+use Symfony\Component\HttpKernel\HttpCache\Esi;
+use Symfony\Component\HttpKernel\UriSigner;
+
+class EsiFragmentRendererTest extends TestCase
+{
+    public function testRenderFallbackToInlineStrategyIfEsiNotSupported()
+    {
+        $strategy = new EsiFragmentRenderer(new Esi(), $this->getInlineStrategy(true));
+        $strategy->render('/', Request::create('/'));
+    }
+
+    public function testRenderFallbackWithScalar()
+    {
+        $strategy = new EsiFragmentRenderer(new Esi(), $this->getInlineStrategy(true), new UriSigner('foo'));
+        $request = Request::create('/');
+        $reference = new ControllerReference('main_controller', ['foo' => [true]], []);
+        $strategy->render($reference, $request);
+    }
+
+    public function testRender()
+    {
+        $strategy = new EsiFragmentRenderer(new Esi(), $this->getInlineStrategy());
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'ESI/1.0');
+
+        $this->assertEquals('<esi:include src="/" />', $strategy->render('/', $request)->getContent());
+        $this->assertEquals("<esi:comment text=\"This is a comment\" />\n<esi:include src=\"/\" />", $strategy->render('/', $request, ['comment' => 'This is a comment'])->getContent());
+        $this->assertEquals('<esi:include src="/" alt="foo" />', $strategy->render('/', $request, ['alt' => 'foo'])->getContent());
+    }
+
+    public function testRenderControllerReference()
+    {
+        $signer = new UriSigner('foo');
+        $strategy = new EsiFragmentRenderer(new Esi(), $this->getInlineStrategy(), $signer);
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'ESI/1.0');
+
+        $reference = new ControllerReference('main_controller', [], []);
+        $altReference = new ControllerReference('alt_controller', [], []);
+
+        $this->assertEquals(
+            '<esi:include src="/_fragment?_hash=Jz1P8NErmhKTeI6onI1EdAXTB85359MY3RIk5mSJ60w%3D&_path=_format%3Dhtml%26_locale%3Dfr%26_controller%3Dmain_controller" alt="/_fragment?_hash=iPJEdRoUpGrM1ztqByiorpfMPtiW%2FOWwdH1DBUXHhEc%3D&_path=_format%3Dhtml%26_locale%3Dfr%26_controller%3Dalt_controller" />',
+            $strategy->render($reference, $request, ['alt' => $altReference])->getContent()
+        );
+    }
+
+    public function testRenderControllerReferenceWithoutSignerThrowsException()
+    {
+        $this->expectException('LogicException');
+        $strategy = new EsiFragmentRenderer(new Esi(), $this->getInlineStrategy());
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'ESI/1.0');
+
+        $strategy->render(new ControllerReference('main_controller'), $request);
+    }
+
+    public function testRenderAltControllerReferenceWithoutSignerThrowsException()
+    {
+        $this->expectException('LogicException');
+        $strategy = new EsiFragmentRenderer(new Esi(), $this->getInlineStrategy());
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'ESI/1.0');
+
+        $strategy->render('/', $request, ['alt' => new ControllerReference('alt_controller')]);
+    }
+
+    private function getInlineStrategy($called = false)
+    {
+        $inline = $this->getMockBuilder('Symfony\Component\HttpKernel\Fragment\InlineFragmentRenderer')->disableOriginalConstructor()->getMock();
+
+        if ($called) {
+            $inline->expects($this->once())->method('render');
+        }
+
+        return $inline;
+    }
+}

vendor/symfony/http-kernel/Tests/Fragment/FragmentHandlerTest.php

@@ -0,0 +1,93 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fragment;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Fragment\FragmentHandler;
+
+/**
+ * @group time-sensitive
+ */
+class FragmentHandlerTest extends TestCase
+{
+    private $requestStack;
+
+    protected function setUp(): void
+    {
+        $this->requestStack = $this->getMockBuilder('Symfony\\Component\\HttpFoundation\\RequestStack')
+            ->disableOriginalConstructor()
+            ->getMock()
+        ;
+        $this->requestStack
+            ->expects($this->any())
+            ->method('getCurrentRequest')
+            ->willReturn(Request::create('/'))
+        ;
+    }
+
+    public function testRenderWhenRendererDoesNotExist()
+    {
+        $this->expectException('InvalidArgumentException');
+        $handler = new FragmentHandler($this->requestStack);
+        $handler->render('/', 'foo');
+    }
+
+    public function testRenderWithUnknownRenderer()
+    {
+        $this->expectException('InvalidArgumentException');
+        $handler = $this->getHandler($this->returnValue(new Response('foo')));
+
+        $handler->render('/', 'bar');
+    }
+
+    public function testDeliverWithUnsuccessfulResponse()
+    {
+        $this->expectException('RuntimeException');
+        $this->expectExceptionMessage('Error when rendering "http://localhost/" (Status code is 404).');
+        $handler = $this->getHandler($this->returnValue(new Response('foo', 404)));
+
+        $handler->render('/', 'foo');
+    }
+
+    public function testRender()
+    {
+        $handler = $this->getHandler($this->returnValue(new Response('foo')), ['/', Request::create('/'), ['foo' => 'foo', 'ignore_errors' => true]]);
+
+        $this->assertEquals('foo', $handler->render('/', 'foo', ['foo' => 'foo']));
+    }
+
+    protected function getHandler($returnValue, $arguments = [])
+    {
+        $renderer = $this->getMockBuilder('Symfony\Component\HttpKernel\Fragment\FragmentRendererInterface')->getMock();
+        $renderer
+            ->expects($this->any())
+            ->method('getName')
+            ->willReturn('foo')
+        ;
+        $e = $renderer
+            ->expects($this->any())
+            ->method('render')
+            ->will($returnValue)
+        ;
+
+        if ($arguments) {
+            $e->with(...$arguments);
+        }
+
+        $handler = new FragmentHandler($this->requestStack);
+        $handler->addRenderer($renderer);
+
+        return $handler;
+    }
+}

vendor/symfony/http-kernel/Tests/Fragment/HIncludeFragmentRendererTest.php

@@ -0,0 +1,99 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fragment;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ControllerReference;
+use Symfony\Component\HttpKernel\Fragment\HIncludeFragmentRenderer;
+use Symfony\Component\HttpKernel\UriSigner;
+use Twig\Environment;
+use Twig\Loader\ArrayLoader;
+
+class HIncludeFragmentRendererTest extends TestCase
+{
+    public function testRenderExceptionWhenControllerAndNoSigner()
+    {
+        $this->expectException('LogicException');
+        $strategy = new HIncludeFragmentRenderer();
+        $strategy->render(new ControllerReference('main_controller', [], []), Request::create('/'));
+    }
+
+    public function testRenderWithControllerAndSigner()
+    {
+        $strategy = new HIncludeFragmentRenderer(null, new UriSigner('foo'));
+
+        $this->assertEquals('<hx:include src="/_fragment?_hash=BP%2BOzCD5MRUI%2BHJpgPDOmoju00FnzLhP3TGcSHbbBLs%3D&amp;_path=_format%3Dhtml%26_locale%3Den%26_controller%3Dmain_controller"></hx:include>', $strategy->render(new ControllerReference('main_controller', [], []), Request::create('/'))->getContent());
+    }
+
+    public function testRenderWithUri()
+    {
+        $strategy = new HIncludeFragmentRenderer();
+        $this->assertEquals('<hx:include src="/foo"></hx:include>', $strategy->render('/foo', Request::create('/'))->getContent());
+
+        $strategy = new HIncludeFragmentRenderer(null, new UriSigner('foo'));
+        $this->assertEquals('<hx:include src="/foo"></hx:include>', $strategy->render('/foo', Request::create('/'))->getContent());
+    }
+
+    public function testRenderWithDefault()
+    {
+        // only default
+        $strategy = new HIncludeFragmentRenderer();
+        $this->assertEquals('<hx:include src="/foo">default</hx:include>', $strategy->render('/foo', Request::create('/'), ['default' => 'default'])->getContent());
+
+        // only global default
+        $strategy = new HIncludeFragmentRenderer(null, null, 'global_default');
+        $this->assertEquals('<hx:include src="/foo">global_default</hx:include>', $strategy->render('/foo', Request::create('/'), [])->getContent());
+
+        // global default and default
+        $strategy = new HIncludeFragmentRenderer(null, null, 'global_default');
+        $this->assertEquals('<hx:include src="/foo">default</hx:include>', $strategy->render('/foo', Request::create('/'), ['default' => 'default'])->getContent());
+    }
+
+    public function testRenderWithAttributesOptions()
+    {
+        // with id
+        $strategy = new HIncludeFragmentRenderer();
+        $this->assertEquals('<hx:include src="/foo" id="bar">default</hx:include>', $strategy->render('/foo', Request::create('/'), ['default' => 'default', 'id' => 'bar'])->getContent());
+
+        // with attributes
+        $strategy = new HIncludeFragmentRenderer();
+        $this->assertEquals('<hx:include src="/foo" p1="v1" p2="v2">default</hx:include>', $strategy->render('/foo', Request::create('/'), ['default' => 'default', 'attributes' => ['p1' => 'v1', 'p2' => 'v2']])->getContent());
+
+        // with id & attributes
+        $strategy = new HIncludeFragmentRenderer();
+        $this->assertEquals('<hx:include src="/foo" p1="v1" p2="v2" id="bar">default</hx:include>', $strategy->render('/foo', Request::create('/'), ['default' => 'default', 'id' => 'bar', 'attributes' => ['p1' => 'v1', 'p2' => 'v2']])->getContent());
+    }
+
+    public function testRenderWithTwigAndDefaultText()
+    {
+        $twig = new Environment($loader = new ArrayLoader());
+        $strategy = new HIncludeFragmentRenderer($twig);
+        $this->assertEquals('<hx:include src="/foo">loading...</hx:include>', $strategy->render('/foo', Request::create('/'), ['default' => 'loading...'])->getContent());
+    }
+
+    /**
+     * @group legacy
+     */
+    public function testRenderWithDefaultTextLegacy()
+    {
+        $engine = $this->getMockBuilder('Symfony\\Component\\Templating\\EngineInterface')->getMock();
+        $engine->expects($this->once())
+            ->method('exists')
+            ->with('default')
+            ->willThrowException(new \InvalidArgumentException());
+
+        // only default
+        $strategy = new HIncludeFragmentRenderer($engine);
+        $this->assertEquals('<hx:include src="/foo">default</hx:include>', $strategy->render('/foo', Request::create('/'), ['default' => 'default'])->getContent());
+    }
+}

vendor/symfony/http-kernel/Tests/Fragment/InlineFragmentRendererTest.php

@@ -0,0 +1,280 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fragment;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Controller\ControllerReference;
+use Symfony\Component\HttpKernel\Event\ExceptionEvent;
+use Symfony\Component\HttpKernel\Fragment\InlineFragmentRenderer;
+use Symfony\Component\HttpKernel\HttpKernel;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
+
+class InlineFragmentRendererTest extends TestCase
+{
+    public function testRender()
+    {
+        $strategy = new InlineFragmentRenderer($this->getKernel($this->returnValue(new Response('foo'))));
+
+        $this->assertEquals('foo', $strategy->render('/', Request::create('/'))->getContent());
+    }
+
+    public function testRenderWithControllerReference()
+    {
+        $strategy = new InlineFragmentRenderer($this->getKernel($this->returnValue(new Response('foo'))));
+
+        $this->assertEquals('foo', $strategy->render(new ControllerReference('main_controller', [], []), Request::create('/'))->getContent());
+    }
+
+    public function testRenderWithObjectsAsAttributes()
+    {
+        $object = new \stdClass();
+
+        $subRequest = Request::create('/_fragment?_path=_format%3Dhtml%26_locale%3Den%26_controller%3Dmain_controller');
+        $subRequest->attributes->replace(['object' => $object, '_format' => 'html', '_controller' => 'main_controller', '_locale' => 'en']);
+        $subRequest->headers->set('x-forwarded-for', ['127.0.0.1']);
+        $subRequest->headers->set('forwarded', ['for="127.0.0.1";host="localhost";proto=http']);
+        $subRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+        $subRequest->server->set('HTTP_FORWARDED', 'for="127.0.0.1";host="localhost";proto=http');
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($subRequest));
+
+        $this->assertSame('foo', $strategy->render(new ControllerReference('main_controller', ['object' => $object], []), Request::create('/'))->getContent());
+    }
+
+    public function testRenderWithTrustedHeaderDisabled()
+    {
+        Request::setTrustedProxies([], 0);
+
+        $expectedSubRequest = Request::create('/');
+        $expectedSubRequest->headers->set('x-forwarded-for', ['127.0.0.1']);
+        $expectedSubRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($expectedSubRequest));
+        $this->assertSame('foo', $strategy->render('/', Request::create('/'))->getContent());
+
+        Request::setTrustedProxies([], -1);
+    }
+
+    public function testRenderExceptionNoIgnoreErrors()
+    {
+        $this->expectException('RuntimeException');
+        $dispatcher = $this->getMockBuilder(EventDispatcherInterface::class)->getMock();
+        $dispatcher->expects($this->never())->method('dispatch');
+
+        $strategy = new InlineFragmentRenderer($this->getKernel($this->throwException(new \RuntimeException('foo'))), $dispatcher);
+
+        $this->assertEquals('foo', $strategy->render('/', Request::create('/'))->getContent());
+    }
+
+    public function testRenderExceptionIgnoreErrors()
+    {
+        $exception = new \RuntimeException('foo');
+        $kernel = $this->getKernel($this->throwException($exception));
+        $request = Request::create('/');
+        $expectedEvent = new ExceptionEvent($kernel, $request, $kernel::SUB_REQUEST, $exception);
+        $dispatcher = $this->getMockBuilder(EventDispatcherInterface::class)->getMock();
+        $dispatcher->expects($this->once())->method('dispatch')->with($expectedEvent, KernelEvents::EXCEPTION);
+
+        $strategy = new InlineFragmentRenderer($kernel, $dispatcher);
+
+        $this->assertEmpty($strategy->render('/', $request, ['ignore_errors' => true])->getContent());
+    }
+
+    public function testRenderExceptionIgnoreErrorsWithAlt()
+    {
+        $strategy = new InlineFragmentRenderer($this->getKernel($this->onConsecutiveCalls(
+            $this->throwException(new \RuntimeException('foo')),
+            $this->returnValue(new Response('bar'))
+        )));
+
+        $this->assertEquals('bar', $strategy->render('/', Request::create('/'), ['ignore_errors' => true, 'alt' => '/foo'])->getContent());
+    }
+
+    private function getKernel($returnValue)
+    {
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+        $kernel
+            ->expects($this->any())
+            ->method('handle')
+            ->will($returnValue)
+        ;
+
+        return $kernel;
+    }
+
+    public function testExceptionInSubRequestsDoesNotMangleOutputBuffers()
+    {
+        $controllerResolver = $this->getMockBuilder('Symfony\\Component\\HttpKernel\\Controller\\ControllerResolverInterface')->getMock();
+        $controllerResolver
+            ->expects($this->once())
+            ->method('getController')
+            ->willReturn(function () {
+                ob_start();
+                echo 'bar';
+                throw new \RuntimeException();
+            })
+        ;
+
+        $argumentResolver = $this->getMockBuilder('Symfony\\Component\\HttpKernel\\Controller\\ArgumentResolverInterface')->getMock();
+        $argumentResolver
+            ->expects($this->once())
+            ->method('getArguments')
+            ->willReturn([])
+        ;
+
+        $kernel = new HttpKernel(new EventDispatcher(), $controllerResolver, new RequestStack(), $argumentResolver);
+        $renderer = new InlineFragmentRenderer($kernel);
+
+        // simulate a main request with output buffering
+        ob_start();
+        echo 'Foo';
+
+        // simulate a sub-request with output buffering and an exception
+        $renderer->render('/', Request::create('/'), ['ignore_errors' => true]);
+
+        $this->assertEquals('Foo', ob_get_clean());
+    }
+
+    public function testLocaleAndFormatAreIsKeptInSubrequest()
+    {
+        $expectedSubRequest = Request::create('/');
+        $expectedSubRequest->attributes->set('_format', 'foo');
+        $expectedSubRequest->setLocale('fr');
+        if (Request::HEADER_X_FORWARDED_FOR & Request::getTrustedHeaderSet()) {
+            $expectedSubRequest->headers->set('x-forwarded-for', ['127.0.0.1']);
+            $expectedSubRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+        }
+        $expectedSubRequest->headers->set('forwarded', ['for="127.0.0.1";host="localhost";proto=http']);
+        $expectedSubRequest->server->set('HTTP_FORWARDED', 'for="127.0.0.1";host="localhost";proto=http');
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($expectedSubRequest));
+
+        $request = Request::create('/');
+        $request->attributes->set('_format', 'foo');
+        $request->setLocale('fr');
+        $strategy->render('/', $request);
+    }
+
+    public function testESIHeaderIsKeptInSubrequest()
+    {
+        $expectedSubRequest = Request::create('/');
+        $expectedSubRequest->headers->set('Surrogate-Capability', 'abc="ESI/1.0"');
+
+        if (Request::HEADER_X_FORWARDED_FOR & Request::getTrustedHeaderSet()) {
+            $expectedSubRequest->headers->set('x-forwarded-for', ['127.0.0.1']);
+            $expectedSubRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+        }
+        $expectedSubRequest->headers->set('forwarded', ['for="127.0.0.1";host="localhost";proto=http']);
+        $expectedSubRequest->server->set('HTTP_FORWARDED', 'for="127.0.0.1";host="localhost";proto=http');
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($expectedSubRequest));
+
+        $request = Request::create('/');
+        $request->headers->set('Surrogate-Capability', 'abc="ESI/1.0"');
+        $strategy->render('/', $request);
+    }
+
+    public function testESIHeaderIsKeptInSubrequestWithTrustedHeaderDisabled()
+    {
+        Request::setTrustedProxies([], Request::HEADER_FORWARDED);
+
+        $this->testESIHeaderIsKeptInSubrequest();
+
+        Request::setTrustedProxies([], -1);
+    }
+
+    public function testHeadersPossiblyResultingIn304AreNotAssignedToSubrequest()
+    {
+        $expectedSubRequest = Request::create('/');
+        $expectedSubRequest->headers->set('x-forwarded-for', ['127.0.0.1']);
+        $expectedSubRequest->headers->set('forwarded', ['for="127.0.0.1";host="localhost";proto=http']);
+        $expectedSubRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+        $expectedSubRequest->server->set('HTTP_FORWARDED', 'for="127.0.0.1";host="localhost";proto=http');
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($expectedSubRequest));
+        $request = Request::create('/', 'GET', [], [], [], ['HTTP_IF_MODIFIED_SINCE' => 'Fri, 01 Jan 2016 00:00:00 GMT', 'HTTP_IF_NONE_MATCH' => '*']);
+        $strategy->render('/', $request);
+    }
+
+    public function testFirstTrustedProxyIsSetAsRemote()
+    {
+        Request::setTrustedProxies(['1.1.1.1'], -1);
+
+        $expectedSubRequest = Request::create('/');
+        $expectedSubRequest->headers->set('Surrogate-Capability', 'abc="ESI/1.0"');
+        $expectedSubRequest->server->set('REMOTE_ADDR', '127.0.0.1');
+        $expectedSubRequest->headers->set('x-forwarded-for', ['127.0.0.1']);
+        $expectedSubRequest->headers->set('forwarded', ['for="127.0.0.1";host="localhost";proto=http']);
+        $expectedSubRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+        $expectedSubRequest->server->set('HTTP_FORWARDED', 'for="127.0.0.1";host="localhost";proto=http');
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($expectedSubRequest));
+
+        $request = Request::create('/');
+        $request->headers->set('Surrogate-Capability', 'abc="ESI/1.0"');
+        $strategy->render('/', $request);
+
+        Request::setTrustedProxies([], -1);
+    }
+
+    public function testIpAddressOfRangedTrustedProxyIsSetAsRemote()
+    {
+        $expectedSubRequest = Request::create('/');
+        $expectedSubRequest->headers->set('Surrogate-Capability', 'abc="ESI/1.0"');
+        $expectedSubRequest->server->set('REMOTE_ADDR', '127.0.0.1');
+        $expectedSubRequest->headers->set('x-forwarded-for', ['127.0.0.1']);
+        $expectedSubRequest->headers->set('forwarded', ['for="127.0.0.1";host="localhost";proto=http']);
+        $expectedSubRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+        $expectedSubRequest->server->set('HTTP_FORWARDED', 'for="127.0.0.1";host="localhost";proto=http');
+
+        Request::setTrustedProxies(['1.1.1.1/24'], -1);
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($expectedSubRequest));
+
+        $request = Request::create('/');
+        $request->headers->set('Surrogate-Capability', 'abc="ESI/1.0"');
+        $strategy->render('/', $request);
+
+        Request::setTrustedProxies([], -1);
+    }
+
+    /**
+     * Creates a Kernel expecting a request equals to $request
+     * Allows delta in comparison in case REQUEST_TIME changed by 1 second.
+     */
+    private function getKernelExpectingRequest(Request $request, $strict = false)
+    {
+        $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
+        $kernel
+            ->expects($this->once())
+            ->method('handle')
+            ->with($this->equalTo($request, 1))
+            ->willReturn(new Response('foo'));
+
+        return $kernel;
+    }
+}
+
+class Bar
+{
+    public $bar = 'bar';
+
+    public function getBar()
+    {
+        return $this->bar;
+    }
+}

vendor/symfony/http-kernel/Tests/Fragment/RoutableFragmentRendererTest.php

@@ -0,0 +1,94 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fragment;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ControllerReference;
+
+class RoutableFragmentRendererTest extends TestCase
+{
+    /**
+     * @dataProvider getGenerateFragmentUriData
+     */
+    public function testGenerateFragmentUri($uri, $controller)
+    {
+        $this->assertEquals($uri, $this->callGenerateFragmentUriMethod($controller, Request::create('/')));
+    }
+
+    /**
+     * @dataProvider getGenerateFragmentUriData
+     */
+    public function testGenerateAbsoluteFragmentUri($uri, $controller)
+    {
+        $this->assertEquals('http://localhost'.$uri, $this->callGenerateFragmentUriMethod($controller, Request::create('/'), true));
+    }
+
+    public function getGenerateFragmentUriData()
+    {
+        return [
+            ['/_fragment?_path=_format%3Dhtml%26_locale%3Den%26_controller%3Dcontroller', new ControllerReference('controller', [], [])],
+            ['/_fragment?_path=_format%3Dxml%26_locale%3Den%26_controller%3Dcontroller', new ControllerReference('controller', ['_format' => 'xml'], [])],
+            ['/_fragment?_path=foo%3Dfoo%26_format%3Djson%26_locale%3Den%26_controller%3Dcontroller', new ControllerReference('controller', ['foo' => 'foo', '_format' => 'json'], [])],
+            ['/_fragment?bar=bar&_path=foo%3Dfoo%26_format%3Dhtml%26_locale%3Den%26_controller%3Dcontroller', new ControllerReference('controller', ['foo' => 'foo'], ['bar' => 'bar'])],
+            ['/_fragment?foo=foo&_path=_format%3Dhtml%26_locale%3Den%26_controller%3Dcontroller', new ControllerReference('controller', [], ['foo' => 'foo'])],
+            ['/_fragment?_path=foo%255B0%255D%3Dfoo%26foo%255B1%255D%3Dbar%26_format%3Dhtml%26_locale%3Den%26_controller%3Dcontroller', new ControllerReference('controller', ['foo' => ['foo', 'bar']], [])],
+        ];
+    }
+
+    public function testGenerateFragmentUriWithARequest()
+    {
+        $request = Request::create('/');
+        $request->attributes->set('_format', 'json');
+        $request->setLocale('fr');
+        $controller = new ControllerReference('controller', [], []);
+
+        $this->assertEquals('/_fragment?_path=_format%3Djson%26_locale%3Dfr%26_controller%3Dcontroller', $this->callGenerateFragmentUriMethod($controller, $request));
+    }
+
+    /**
+     * @dataProvider getGenerateFragmentUriDataWithNonScalar
+     */
+    public function testGenerateFragmentUriWithNonScalar($controller)
+    {
+        $this->expectException('LogicException');
+        $this->callGenerateFragmentUriMethod($controller, Request::create('/'));
+    }
+
+    public function getGenerateFragmentUriDataWithNonScalar()
+    {
+        return [
+            [new ControllerReference('controller', ['foo' => new Foo(), 'bar' => 'bar'], [])],
+            [new ControllerReference('controller', ['foo' => ['foo' => 'foo'], 'bar' => ['bar' => new Foo()]], [])],
+        ];
+    }
+
+    private function callGenerateFragmentUriMethod(ControllerReference $reference, Request $request, $absolute = false)
+    {
+        $renderer = $this->getMockForAbstractClass('Symfony\Component\HttpKernel\Fragment\RoutableFragmentRenderer');
+        $r = new \ReflectionObject($renderer);
+        $m = $r->getMethod('generateFragmentUri');
+        $m->setAccessible(true);
+
+        return $m->invoke($renderer, $reference, $request, $absolute);
+    }
+}
+
+class Foo
+{
+    public $foo;
+
+    public function getFoo()
+    {
+        return $this->foo;
+    }
+}

vendor/symfony/http-kernel/Tests/Fragment/SsiFragmentRendererTest.php

@@ -0,0 +1,93 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Fragment;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ControllerReference;
+use Symfony\Component\HttpKernel\Fragment\SsiFragmentRenderer;
+use Symfony\Component\HttpKernel\HttpCache\Ssi;
+use Symfony\Component\HttpKernel\UriSigner;
+
+class SsiFragmentRendererTest extends TestCase
+{
+    public function testRenderFallbackToInlineStrategyIfSsiNotSupported()
+    {
+        $strategy = new SsiFragmentRenderer(new Ssi(), $this->getInlineStrategy(true));
+        $strategy->render('/', Request::create('/'));
+    }
+
+    public function testRender()
+    {
+        $strategy = new SsiFragmentRenderer(new Ssi(), $this->getInlineStrategy());
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'SSI/1.0');
+
+        $this->assertEquals('<!--#include virtual="/" -->', $strategy->render('/', $request)->getContent());
+        $this->assertEquals('<!--#include virtual="/" -->', $strategy->render('/', $request, ['comment' => 'This is a comment'])->getContent(), 'Strategy options should not impact the ssi include tag');
+    }
+
+    public function testRenderControllerReference()
+    {
+        $signer = new UriSigner('foo');
+        $strategy = new SsiFragmentRenderer(new Ssi(), $this->getInlineStrategy(), $signer);
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'SSI/1.0');
+
+        $reference = new ControllerReference('main_controller', [], []);
+        $altReference = new ControllerReference('alt_controller', [], []);
+
+        $this->assertEquals(
+            '<!--#include virtual="/_fragment?_hash=Jz1P8NErmhKTeI6onI1EdAXTB85359MY3RIk5mSJ60w%3D&_path=_format%3Dhtml%26_locale%3Dfr%26_controller%3Dmain_controller" -->',
+            $strategy->render($reference, $request, ['alt' => $altReference])->getContent()
+        );
+    }
+
+    public function testRenderControllerReferenceWithoutSignerThrowsException()
+    {
+        $this->expectException('LogicException');
+        $strategy = new SsiFragmentRenderer(new Ssi(), $this->getInlineStrategy());
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'SSI/1.0');
+
+        $strategy->render(new ControllerReference('main_controller'), $request);
+    }
+
+    public function testRenderAltControllerReferenceWithoutSignerThrowsException()
+    {
+        $this->expectException('LogicException');
+        $strategy = new SsiFragmentRenderer(new Ssi(), $this->getInlineStrategy());
+
+        $request = Request::create('/');
+        $request->setLocale('fr');
+        $request->headers->set('Surrogate-Capability', 'SSI/1.0');
+
+        $strategy->render('/', $request, ['alt' => new ControllerReference('alt_controller')]);
+    }
+
+    private function getInlineStrategy($called = false)
+    {
+        $inline = $this->getMockBuilder('Symfony\Component\HttpKernel\Fragment\InlineFragmentRenderer')->disableOriginalConstructor()->getMock();
+
+        if ($called) {
+            $inline->expects($this->once())->method('render');
+        }
+
+        return $inline;
+    }
+}

vendor/symfony/http-kernel/Tests/HttpCache/EsiTest.php

@@ -0,0 +1,244 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\HttpCache;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\HttpCache\Esi;
+
+class EsiTest extends TestCase
+{
+    public function testHasSurrogateEsiCapability()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $request->headers->set('Surrogate-Capability', 'abc="ESI/1.0"');
+        $this->assertTrue($esi->hasSurrogateCapability($request));
+
+        $request = Request::create('/');
+        $request->headers->set('Surrogate-Capability', 'foobar');
+        $this->assertFalse($esi->hasSurrogateCapability($request));
+
+        $request = Request::create('/');
+        $this->assertFalse($esi->hasSurrogateCapability($request));
+    }
+
+    public function testAddSurrogateEsiCapability()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $esi->addSurrogateCapability($request);
+        $this->assertEquals('symfony="ESI/1.0"', $request->headers->get('Surrogate-Capability'));
+
+        $esi->addSurrogateCapability($request);
+        $this->assertEquals('symfony="ESI/1.0", symfony="ESI/1.0"', $request->headers->get('Surrogate-Capability'));
+    }
+
+    public function testAddSurrogateControl()
+    {
+        $esi = new Esi();
+
+        $response = new Response('foo <esi:include src="" />');
+        $esi->addSurrogateControl($response);
+        $this->assertEquals('content="ESI/1.0"', $response->headers->get('Surrogate-Control'));
+
+        $response = new Response('foo');
+        $esi->addSurrogateControl($response);
+        $this->assertEquals('', $response->headers->get('Surrogate-Control'));
+    }
+
+    public function testNeedsEsiParsing()
+    {
+        $esi = new Esi();
+
+        $response = new Response();
+        $response->headers->set('Surrogate-Control', 'content="ESI/1.0"');
+        $this->assertTrue($esi->needsParsing($response));
+
+        $response = new Response();
+        $this->assertFalse($esi->needsParsing($response));
+    }
+
+    public function testRenderIncludeTag()
+    {
+        $esi = new Esi();
+
+        $this->assertEquals('<esi:include src="/" onerror="continue" alt="/alt" />', $esi->renderIncludeTag('/', '/alt', true));
+        $this->assertEquals('<esi:include src="/" alt="/alt" />', $esi->renderIncludeTag('/', '/alt', false));
+        $this->assertEquals('<esi:include src="/" onerror="continue" />', $esi->renderIncludeTag('/'));
+        $this->assertEquals('<esi:comment text="some comment" />'."\n".'<esi:include src="/" onerror="continue" alt="/alt" />', $esi->renderIncludeTag('/', '/alt', true, 'some comment'));
+    }
+
+    public function testProcessDoesNothingIfContentTypeIsNotHtml()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $response = new Response();
+        $response->headers->set('Content-Type', 'text/plain');
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertFalse($response->headers->has('x-body-eval'));
+    }
+
+    public function testMultilineEsiRemoveTagsAreRemoved()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $response = new Response('<esi:remove> <a href="http://www.example.com">www.example.com</a> </esi:remove> Keep this'."<esi:remove>\n <a>www.example.com</a> </esi:remove> And this");
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertEquals(' Keep this And this', $response->getContent());
+    }
+
+    public function testCommentTagsAreRemoved()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $response = new Response('<esi:comment text="some comment &gt;" /> Keep this');
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertEquals(' Keep this', $response->getContent());
+    }
+
+    public function testProcess()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $response = new Response('foo <esi:comment text="some comment" /><esi:include src="..." alt="alt" onerror="continue" />');
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertEquals('foo <?php echo $this->surrogate->handle($this, \'...\', \'alt\', true) ?>'."\n", $response->getContent());
+        $this->assertEquals('ESI', $response->headers->get('x-body-eval'));
+
+        $response = new Response('foo <esi:comment text="some comment" /><esi:include src="foo\'" alt="bar\'" onerror="continue" />');
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertEquals('foo <?php echo $this->surrogate->handle($this, \'foo\\\'\', \'bar\\\'\', true) ?>'."\n", $response->getContent());
+
+        $response = new Response('foo <esi:include src="..." />');
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertEquals('foo <?php echo $this->surrogate->handle($this, \'...\', \'\', false) ?>'."\n", $response->getContent());
+
+        $response = new Response('foo <esi:include src="..."></esi:include>');
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertEquals('foo <?php echo $this->surrogate->handle($this, \'...\', \'\', false) ?>'."\n", $response->getContent());
+    }
+
+    public function testProcessEscapesPhpTags()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $response = new Response('<?php <? <% <script language=php>');
+        $this->assertSame($response, $esi->process($request, $response));
+
+        $this->assertEquals('<?php echo "<?"; ?>php <?php echo "<?"; ?> <?php echo "<%"; ?> <?php echo "<s"; ?>cript language=php>', $response->getContent());
+    }
+
+    public function testProcessWhenNoSrcInAnEsi()
+    {
+        $this->expectException('RuntimeException');
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $response = new Response('foo <esi:include />');
+        $this->assertSame($response, $esi->process($request, $response));
+    }
+
+    public function testProcessRemoveSurrogateControlHeader()
+    {
+        $esi = new Esi();
+
+        $request = Request::create('/');
+        $response = new Response('foo <esi:include src="..." />');
+        $response->headers->set('Surrogate-Control', 'content="ESI/1.0"');
+        $this->assertSame($response, $esi->process($request, $response));
+        $this->assertEquals('ESI', $response->headers->get('x-body-eval'));
+
+        $response->headers->set('Surrogate-Control', 'no-store, content="ESI/1.0"');
+        $this->assertSame($response, $esi->process($request, $response));
+        $this->assertEquals('ESI', $response->headers->get('x-body-eval'));
+        $this->assertEquals('no-store', $response->headers->get('surrogate-control'));
+
+        $response->headers->set('Surrogate-Control', 'content="ESI/1.0", no-store');
+        $this->assertSame($response, $esi->process($request, $response));
+        $this->assertEquals('ESI', $response->headers->get('x-body-eval'));
+        $this->assertEquals('no-store', $response->headers->get('surrogate-control'));
+    }
+
+    public function testHandle()
+    {
+        $esi = new Esi();
+        $cache = $this->getCache(Request::create('/'), new Response('foo'));
+        $this->assertEquals('foo', $esi->handle($cache, '/', '/alt', true));
+    }
+
+    public function testHandleWhenResponseIsNot200()
+    {
+        $this->expectException('RuntimeException');
+        $esi = new Esi();
+        $response = new Response('foo');
+        $response->setStatusCode(404);
+        $cache = $this->getCache(Request::create('/'), $response);
+        $esi->handle($cache, '/', '/alt', false);
+    }
+
+    public function testHandleWhenResponseIsNot200AndErrorsAreIgnored()
+    {
+        $esi = new Esi();
+        $response = new Response('foo');
+        $response->setStatusCode(404);
+        $cache = $this->getCache(Request::create('/'), $response);
+        $this->assertEquals('', $esi->handle($cache, '/', '/alt', true));
+    }
+
+    public function testHandleWhenResponseIsNot200AndAltIsPresent()
+    {
+        $esi = new Esi();
+        $response1 = new Response('foo');
+        $response1->setStatusCode(404);
+        $response2 = new Response('bar');
+        $cache = $this->getCache(Request::create('/'), [$response1, $response2]);
+        $this->assertEquals('bar', $esi->handle($cache, '/', '/alt', false));
+    }
+
+    protected function getCache($request, $response)
+    {
+        $cache = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpCache\HttpCache')->setMethods(['getRequest', 'handle'])->disableOriginalConstructor()->getMock();
+        $cache->expects($this->any())
+              ->method('getRequest')
+              ->willReturn($request)
+        ;
+        if (\is_array($response)) {
+            $cache->expects($this->any())
+                  ->method('handle')
+                  ->will($this->onConsecutiveCalls(...$response))
+            ;
+        } else {
+            $cache->expects($this->any())
+                  ->method('handle')
+                  ->willReturn($response)
+            ;
+        }
+
+        return $cache;
+    }
+}

vendor/symfony/http-kernel/Tests/HttpCache/HttpCacheTestCase.php

@@ -0,0 +1,187 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\HttpCache;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\HttpCache\Esi;
+use Symfony\Component\HttpKernel\HttpCache\HttpCache;
+use Symfony\Component\HttpKernel\HttpCache\Store;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+
+class HttpCacheTestCase extends TestCase
+{
+    protected $kernel;
+    protected $cache;
+    protected $caches;
+    protected $cacheConfig;
+    protected $request;
+    protected $response;
+    protected $responses;
+    protected $catch;
+    protected $esi;
+
+    /**
+     * @var Store
+     */
+    protected $store;
+
+    protected function setUp(): void
+    {
+        $this->kernel = null;
+
+        $this->cache = null;
+        $this->esi = null;
+        $this->caches = [];
+        $this->cacheConfig = [];
+
+        $this->request = null;
+        $this->response = null;
+        $this->responses = [];
+
+        $this->catch = false;
+
+        $this->clearDirectory(sys_get_temp_dir().'/http_cache');
+    }
+
+    protected function tearDown(): void
+    {
+        if ($this->cache) {
+            $this->cache->getStore()->cleanup();
+        }
+        $this->kernel = null;
+        $this->cache = null;
+        $this->caches = null;
+        $this->request = null;
+        $this->response = null;
+        $this->responses = null;
+        $this->cacheConfig = null;
+        $this->catch = null;
+        $this->esi = null;
+
+        $this->clearDirectory(sys_get_temp_dir().'/http_cache');
+    }
+
+    public function assertHttpKernelIsCalled()
+    {
+        $this->assertTrue($this->kernel->hasBeenCalled());
+    }
+
+    public function assertHttpKernelIsNotCalled()
+    {
+        $this->assertFalse($this->kernel->hasBeenCalled());
+    }
+
+    public function assertResponseOk()
+    {
+        $this->assertEquals(200, $this->response->getStatusCode());
+    }
+
+    public function assertTraceContains($trace)
+    {
+        $traces = $this->cache->getTraces();
+        $traces = current($traces);
+
+        $this->assertRegExp('/'.$trace.'/', implode(', ', $traces));
+    }
+
+    public function assertTraceNotContains($trace)
+    {
+        $traces = $this->cache->getTraces();
+        $traces = current($traces);
+
+        $this->assertNotRegExp('/'.$trace.'/', implode(', ', $traces));
+    }
+
+    public function assertExceptionsAreCaught()
+    {
+        $this->assertTrue($this->kernel->isCatchingExceptions());
+    }
+
+    public function assertExceptionsAreNotCaught()
+    {
+        $this->assertFalse($this->kernel->isCatchingExceptions());
+    }
+
+    public function request($method, $uri = '/', $server = [], $cookies = [], $esi = false, $headers = [])
+    {
+        if (null === $this->kernel) {
+            throw new \LogicException('You must call setNextResponse() before calling request().');
+        }
+
+        $this->kernel->reset();
+
+        $this->store = new Store(sys_get_temp_dir().'/http_cache');
+
+        if (!isset($this->cacheConfig['debug'])) {
+            $this->cacheConfig['debug'] = true;
+        }
+
+        $this->esi = $esi ? new Esi() : null;
+        $this->cache = new HttpCache($this->kernel, $this->store, $this->esi, $this->cacheConfig);
+        $this->request = Request::create($uri, $method, [], $cookies, [], $server);
+        $this->request->headers->add($headers);
+
+        $this->response = $this->cache->handle($this->request, HttpKernelInterface::MASTER_REQUEST, $this->catch);
+
+        $this->responses[] = $this->response;
+    }
+
+    public function getMetaStorageValues()
+    {
+        $values = [];
+        foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator(sys_get_temp_dir().'/http_cache/md', \RecursiveDirectoryIterator::SKIP_DOTS), \RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
+            $values[] = file_get_contents($file);
+        }
+
+        return $values;
+    }
+
+    // A basic response with 200 status code and a tiny body.
+    public function setNextResponse($statusCode = 200, array $headers = [], $body = 'Hello World', \Closure $customizer = null)
+    {
+        $this->kernel = new TestHttpKernel($body, $statusCode, $headers, $customizer);
+    }
+
+    public function setNextResponses($responses)
+    {
+        $this->kernel = new TestMultipleHttpKernel($responses);
+    }
+
+    public function catchExceptions($catch = true)
+    {
+        $this->catch = $catch;
+    }
+
+    public static function clearDirectory($directory)
+    {
+        if (!is_dir($directory)) {
+            return;
+        }
+
+        $fp = opendir($directory);
+        while (false !== $file = readdir($fp)) {
+            if (!\in_array($file, ['.', '..'])) {
+                if (is_link($directory.'/'.$file)) {
+                    unlink($directory.'/'.$file);
+                } elseif (is_dir($directory.'/'.$file)) {
+                    self::clearDirectory($directory.'/'.$file);
+                    rmdir($directory.'/'.$file);
+                } else {
+                    unlink($directory.'/'.$file);
+                }
+            }
+        }
+
+        closedir($fp);
+    }
+}

vendor/symfony/http-kernel/Tests/HttpCache/ResponseCacheStrategyTest.php

@@ -0,0 +1,469 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * This code is partially based on the Rack-Cache library by Ryan Tomayko,
+ * which is released under the MIT license.
+ * (based on commit 02d2b48d75bcb63cf1c0c7149c077ad256542801)
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\HttpCache;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\HttpCache\ResponseCacheStrategy;
+
+class ResponseCacheStrategyTest extends TestCase
+{
+    public function testMinimumSharedMaxAgeWins()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $response1 = new Response();
+        $response1->setSharedMaxAge(60);
+        $cacheStrategy->add($response1);
+
+        $response2 = new Response();
+        $response2->setSharedMaxAge(3600);
+        $cacheStrategy->add($response2);
+
+        $response = new Response();
+        $response->setSharedMaxAge(86400);
+        $cacheStrategy->update($response);
+
+        $this->assertSame('60', $response->headers->getCacheControlDirective('s-maxage'));
+    }
+
+    public function testSharedMaxAgeNotSetIfNotSetInAnyEmbeddedRequest()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $response1 = new Response();
+        $response1->setSharedMaxAge(60);
+        $cacheStrategy->add($response1);
+
+        $response2 = new Response();
+        $cacheStrategy->add($response2);
+
+        $response = new Response();
+        $response->setSharedMaxAge(86400);
+        $cacheStrategy->update($response);
+
+        $this->assertFalse($response->headers->hasCacheControlDirective('s-maxage'));
+    }
+
+    public function testSharedMaxAgeNotSetIfNotSetInMasterRequest()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $response1 = new Response();
+        $response1->setSharedMaxAge(60);
+        $cacheStrategy->add($response1);
+
+        $response2 = new Response();
+        $response2->setSharedMaxAge(3600);
+        $cacheStrategy->add($response2);
+
+        $response = new Response();
+        $cacheStrategy->update($response);
+
+        $this->assertFalse($response->headers->hasCacheControlDirective('s-maxage'));
+    }
+
+    public function testMasterResponseNotCacheableWhenEmbeddedResponseRequiresValidation()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $embeddedResponse = new Response();
+        $embeddedResponse->setLastModified(new \DateTime());
+        $cacheStrategy->add($embeddedResponse);
+
+        $masterResponse = new Response();
+        $masterResponse->setSharedMaxAge(3600);
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('no-cache'));
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('must-revalidate'));
+        $this->assertFalse($masterResponse->isFresh());
+    }
+
+    public function testValidationOnMasterResponseIsNotPossibleWhenItContainsEmbeddedResponses()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        // This master response uses the "validation" model
+        $masterResponse = new Response();
+        $masterResponse->setLastModified(new \DateTime());
+        $masterResponse->setEtag('foo');
+
+        // Embedded response uses "expiry" model
+        $embeddedResponse = new Response();
+        $masterResponse->setSharedMaxAge(3600);
+        $cacheStrategy->add($embeddedResponse);
+
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertFalse($masterResponse->isValidateable());
+        $this->assertFalse($masterResponse->headers->has('Last-Modified'));
+        $this->assertFalse($masterResponse->headers->has('ETag'));
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('no-cache'));
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('must-revalidate'));
+    }
+
+    public function testMasterResponseWithValidationIsUnchangedWhenThereIsNoEmbeddedResponse()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $masterResponse = new Response();
+        $masterResponse->setLastModified(new \DateTime());
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertTrue($masterResponse->isValidateable());
+    }
+
+    public function testMasterResponseWithExpirationIsUnchangedWhenThereIsNoEmbeddedResponse()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $masterResponse = new Response();
+        $masterResponse->setSharedMaxAge(3600);
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertTrue($masterResponse->isFresh());
+    }
+
+    public function testMasterResponseIsNotCacheableWhenEmbeddedResponseIsNotCacheable()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $masterResponse = new Response();
+        $masterResponse->setSharedMaxAge(3600); // Public, cacheable
+
+        /* This response has no validation or expiration information.
+           That makes it uncacheable, it is always stale.
+           (It does *not* make this private, though.) */
+        $embeddedResponse = new Response();
+        $this->assertFalse($embeddedResponse->isFresh()); // not fresh, as no lifetime is provided
+
+        $cacheStrategy->add($embeddedResponse);
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('no-cache'));
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('must-revalidate'));
+        $this->assertFalse($masterResponse->isFresh());
+    }
+
+    public function testEmbeddingPrivateResponseMakesMainResponsePrivate()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $masterResponse = new Response();
+        $masterResponse->setSharedMaxAge(3600); // public, cacheable
+
+        // The embedded response might for example contain per-user data that remains valid for 60 seconds
+        $embeddedResponse = new Response();
+        $embeddedResponse->setPrivate();
+        $embeddedResponse->setMaxAge(60); // this would implicitly set "private" as well, but let's be explicit
+
+        $cacheStrategy->add($embeddedResponse);
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('private'));
+        $this->assertFalse($masterResponse->headers->hasCacheControlDirective('public'));
+    }
+
+    public function testEmbeddingPublicResponseDoesNotMakeMainResponsePublic()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $masterResponse = new Response();
+        $masterResponse->setPrivate(); // this is the default, but let's be explicit
+        $masterResponse->setMaxAge(100);
+
+        $embeddedResponse = new Response();
+        $embeddedResponse->setPublic();
+        $embeddedResponse->setSharedMaxAge(100);
+
+        $cacheStrategy->add($embeddedResponse);
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertTrue($masterResponse->headers->hasCacheControlDirective('private'));
+        $this->assertFalse($masterResponse->headers->hasCacheControlDirective('public'));
+    }
+
+    public function testResponseIsExiprableWhenEmbeddedResponseCombinesExpiryAndValidation()
+    {
+        /* When "expiration wins over validation" (https://symfony.com/doc/current/http_cache/validation.html)
+         * and both the main and embedded response provide s-maxage, then the more restricting value of both
+         * should be fine, regardless of whether the embedded response can be validated later on or must be
+         * completely regenerated.
+         */
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $masterResponse = new Response();
+        $masterResponse->setSharedMaxAge(3600);
+
+        $embeddedResponse = new Response();
+        $embeddedResponse->setSharedMaxAge(60);
+        $embeddedResponse->setEtag('foo');
+
+        $cacheStrategy->add($embeddedResponse);
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertSame('60', $masterResponse->headers->getCacheControlDirective('s-maxage'));
+    }
+
+    public function testResponseIsExpirableButNotValidateableWhenMasterResponseCombinesExpirationAndValidation()
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+
+        $masterResponse = new Response();
+        $masterResponse->setSharedMaxAge(3600);
+        $masterResponse->setEtag('foo');
+        $masterResponse->setLastModified(new \DateTime());
+
+        $embeddedResponse = new Response();
+        $embeddedResponse->setSharedMaxAge(60);
+
+        $cacheStrategy->add($embeddedResponse);
+        $cacheStrategy->update($masterResponse);
+
+        $this->assertSame('60', $masterResponse->headers->getCacheControlDirective('s-maxage'));
+        $this->assertFalse($masterResponse->isValidateable());
+    }
+
+    /**
+     * @dataProvider cacheControlMergingProvider
+     */
+    public function testCacheControlMerging(array $expects, array $master, array $surrogates)
+    {
+        $cacheStrategy = new ResponseCacheStrategy();
+        $buildResponse = function ($config) {
+            $response = new Response();
+
+            foreach ($config as $key => $value) {
+                switch ($key) {
+                    case 'age':
+                        $response->headers->set('Age', $value);
+                        break;
+
+                    case 'expires':
+                        $expires = clone $response->getDate();
+                        $expires->modify('+'.$value.' seconds');
+                        $response->setExpires($expires);
+                        break;
+
+                    case 'max-age':
+                        $response->setMaxAge($value);
+                        break;
+
+                    case 's-maxage':
+                        $response->setSharedMaxAge($value);
+                        break;
+
+                    case 'private':
+                        $response->setPrivate();
+                        break;
+
+                    case 'public':
+                        $response->setPublic();
+                        break;
+
+                    default:
+                        $response->headers->addCacheControlDirective($key, $value);
+                }
+            }
+
+            return $response;
+        };
+
+        foreach ($surrogates as $config) {
+            $cacheStrategy->add($buildResponse($config));
+        }
+
+        $response = $buildResponse($master);
+        $cacheStrategy->update($response);
+
+        foreach ($expects as $key => $value) {
+            if ('expires' === $key) {
+                $this->assertSame($value, $response->getExpires()->format('U') - $response->getDate()->format('U'));
+            } elseif ('age' === $key) {
+                $this->assertSame($value, $response->getAge());
+            } elseif (true === $value) {
+                $this->assertTrue($response->headers->hasCacheControlDirective($key), sprintf('Cache-Control header must have "%s" flag', $key));
+            } elseif (false === $value) {
+                $this->assertFalse(
+                    $response->headers->hasCacheControlDirective($key),
+                    sprintf('Cache-Control header must NOT have "%s" flag', $key)
+                );
+            } else {
+                $this->assertSame($value, $response->headers->getCacheControlDirective($key), sprintf('Cache-Control flag "%s" should be "%s"', $key, $value));
+            }
+        }
+    }
+
+    public function cacheControlMergingProvider()
+    {
+        yield 'result is public if all responses are public' => [
+            ['private' => false, 'public' => true],
+            ['public' => true],
+            [
+                ['public' => true],
+            ],
+        ];
+
+        yield 'result is private by default' => [
+            ['private' => true, 'public' => false],
+            ['public' => true],
+            [
+                [],
+            ],
+        ];
+
+        yield 'combines public and private responses' => [
+            ['must-revalidate' => false, 'private' => true, 'public' => false],
+            ['public' => true],
+            [
+                ['private' => true],
+            ],
+        ];
+
+        yield 'inherits no-cache from surrogates' => [
+            ['no-cache' => true, 'public' => false],
+            ['public' => true],
+            [
+                ['no-cache' => true],
+            ],
+        ];
+
+        yield 'inherits no-store from surrogate' => [
+            ['no-store' => true, 'public' => false],
+            ['public' => true],
+            [
+                ['no-store' => true],
+            ],
+        ];
+
+        yield 'resolve to lowest possible max-age' => [
+            ['public' => false, 'private' => true, 's-maxage' => false, 'max-age' => '60'],
+            ['public' => true, 'max-age' => 3600],
+            [
+                ['private' => true, 'max-age' => 60],
+            ],
+        ];
+
+        yield 'resolves multiple max-age' => [
+            ['public' => false, 'private' => true, 's-maxage' => false, 'max-age' => '60'],
+            ['private' => true, 'max-age' => 100],
+            [
+                ['private' => true, 'max-age' => 3600],
+                ['public' => true, 'max-age' => 60, 's-maxage' => 60],
+                ['private' => true, 'max-age' => 60],
+            ],
+        ];
+
+        yield 'merge max-age and s-maxage' => [
+            ['public' => true, 's-maxage' => '60', 'max-age' => null],
+            ['public' => true, 's-maxage' => 3600],
+            [
+                ['public' => true, 'max-age' => 60],
+            ],
+        ];
+
+        yield 'result is private when combining private responses' => [
+            ['no-cache' => false, 'must-revalidate' => false, 'private' => true],
+            ['s-maxage' => 60, 'private' => true],
+            [
+                ['s-maxage' => 60, 'private' => true],
+            ],
+        ];
+
+        yield 'result can have s-maxage and max-age' => [
+            ['public' => true, 'private' => false, 's-maxage' => '60', 'max-age' => '30'],
+            ['s-maxage' => 100, 'max-age' => 2000],
+            [
+                ['s-maxage' => 1000, 'max-age' => 30],
+                ['s-maxage' => 500, 'max-age' => 500],
+                ['s-maxage' => 60, 'max-age' => 1000],
+            ],
+        ];
+
+        yield 'does not set headers without value' => [
+            ['max-age' => null, 's-maxage' => null, 'public' => null],
+            ['private' => true],
+            [
+                ['private' => true],
+            ],
+        ];
+
+        yield 'max-age 0 is sent to the client' => [
+            ['private' => true, 'max-age' => '0'],
+            ['max-age' => 0, 'private' => true],
+            [
+                ['max-age' => 60, 'private' => true],
+            ],
+        ];
+
+        yield 'max-age is relative to age' => [
+            ['max-age' => '240', 'age' => 60],
+            ['max-age' => 180],
+            [
+                ['max-age' => 600, 'age' => 60],
+            ],
+        ];
+
+        yield 'retains lowest age of all responses' => [
+            ['max-age' => '160', 'age' => 60],
+            ['max-age' => 600, 'age' => 60],
+            [
+                ['max-age' => 120, 'age' => 20],
+            ],
+        ];
+
+        yield 'max-age can be less than age, essentially expiring the response' => [
+            ['age' => 120, 'max-age' => '90'],
+            ['max-age' => 90, 'age' => 120],
+            [
+                ['max-age' => 120, 'age' => 60],
+            ],
+        ];
+
+        yield 'max-age is 0 regardless of age' => [
+            ['max-age' => '0'],
+            ['max-age' => 60],
+            [
+                ['max-age' => 0, 'age' => 60],
+            ],
+        ];
+
+        yield 'max-age is not negative' => [
+            ['max-age' => '0'],
+            ['max-age' => 0],
+            [
+                ['max-age' => 0, 'age' => 60],
+            ],
+        ];
+
+        yield 'calculates lowest Expires header' => [
+            ['expires' => 60],
+            ['expires' => 60],
+            [
+                ['expires' => 120],
+            ],
+        ];
+
+        yield 'calculates Expires header relative to age' => [
+            ['expires' => 210, 'age' => 120],
+            ['expires' => 90],
+            [
+                ['expires' => 600, 'age' => '120'],
+            ],
+        ];
+    }
+}