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vendor/symfony/cache/Tests/DependencyInjection/CacheCollectorPassTest.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\Cache\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Cache\Adapter\FilesystemAdapter;
+use Symfony\Component\Cache\Adapter\TagAwareAdapter;
+use Symfony\Component\Cache\Adapter\TraceableAdapter;
+use Symfony\Component\Cache\Adapter\TraceableTagAwareAdapter;
+use Symfony\Component\Cache\DataCollector\CacheDataCollector;
+use Symfony\Component\Cache\DependencyInjection\CacheCollectorPass;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+
+class CacheCollectorPassTest extends TestCase
+{
+    public function testProcess()
+    {
+        $container = new ContainerBuilder();
+        $container
+            ->register('fs', FilesystemAdapter::class)
+            ->addTag('cache.pool');
+        $container
+            ->register('tagged_fs', TagAwareAdapter::class)
+            ->addArgument(new Reference('fs'))
+            ->addTag('cache.pool');
+
+        $collector = $container->register('data_collector.cache', CacheDataCollector::class);
+        (new CacheCollectorPass())->process($container);
+
+        $this->assertEquals([
+            ['addInstance', ['fs', new Reference('fs')]],
+            ['addInstance', ['tagged_fs', new Reference('tagged_fs')]],
+        ], $collector->getMethodCalls());
+
+        $this->assertSame(TraceableAdapter::class, $container->findDefinition('fs')->getClass());
+        $this->assertSame(TraceableTagAwareAdapter::class, $container->getDefinition('tagged_fs')->getClass());
+        $this->assertFalse($collector->isPublic(), 'The "data_collector.cache" should be private after processing');
+    }
+}