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vendor/symfony/cache/Tests/Adapter/MaxIdLengthAdapterTest.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\Adapter;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Cache\Adapter\AbstractAdapter;
+
+class MaxIdLengthAdapterTest extends TestCase
+{
+    public function testLongKey()
+    {
+        $cache = $this->getMockBuilder(MaxIdLengthAdapter::class)
+            ->setConstructorArgs([str_repeat('-', 10)])
+            ->setMethods(['doHave', 'doFetch', 'doDelete', 'doSave', 'doClear'])
+            ->getMock();
+
+        $cache->expects($this->exactly(2))
+            ->method('doHave')
+            ->withConsecutive(
+                [$this->equalTo('----------:nWfzGiCgLczv3SSUzXL3kg:')],
+                [$this->equalTo('----------:---------------------------------------')]
+            );
+
+        $cache->hasItem(str_repeat('-', 40));
+        $cache->hasItem(str_repeat('-', 39));
+    }
+
+    public function testLongKeyVersioning()
+    {
+        $cache = $this->getMockBuilder(MaxIdLengthAdapter::class)
+            ->setConstructorArgs([str_repeat('-', 26)])
+            ->getMock();
+
+        $cache
+            ->method('doFetch')
+            ->willReturn(['2:']);
+
+        $reflectionClass = new \ReflectionClass(AbstractAdapter::class);
+
+        $reflectionMethod = $reflectionClass->getMethod('getId');
+        $reflectionMethod->setAccessible(true);
+
+        // No versioning enabled
+        $this->assertEquals('--------------------------:------------', $reflectionMethod->invokeArgs($cache, [str_repeat('-', 12)]));
+        $this->assertLessThanOrEqual(50, \strlen($reflectionMethod->invokeArgs($cache, [str_repeat('-', 12)])));
+        $this->assertLessThanOrEqual(50, \strlen($reflectionMethod->invokeArgs($cache, [str_repeat('-', 23)])));
+        $this->assertLessThanOrEqual(50, \strlen($reflectionMethod->invokeArgs($cache, [str_repeat('-', 40)])));
+
+        $reflectionProperty = $reflectionClass->getProperty('versioningIsEnabled');
+        $reflectionProperty->setAccessible(true);
+        $reflectionProperty->setValue($cache, true);
+
+        // Versioning enabled
+        $this->assertEquals('--------------------------:2:------------', $reflectionMethod->invokeArgs($cache, [str_repeat('-', 12)]));
+        $this->assertLessThanOrEqual(50, \strlen($reflectionMethod->invokeArgs($cache, [str_repeat('-', 12)])));
+        $this->assertLessThanOrEqual(50, \strlen($reflectionMethod->invokeArgs($cache, [str_repeat('-', 23)])));
+        $this->assertLessThanOrEqual(50, \strlen($reflectionMethod->invokeArgs($cache, [str_repeat('-', 40)])));
+    }
+
+    public function testTooLongNamespace()
+    {
+        $this->expectException('Symfony\Component\Cache\Exception\InvalidArgumentException');
+        $this->expectExceptionMessage('Namespace must be 26 chars max, 40 given ("----------------------------------------")');
+        $cache = $this->getMockBuilder(MaxIdLengthAdapter::class)
+            ->setConstructorArgs([str_repeat('-', 40)])
+            ->getMock();
+    }
+}
+
+abstract class MaxIdLengthAdapter extends AbstractAdapter
+{
+    protected $maxIdLength = 50;
+
+    public function __construct($ns)
+    {
+        parent::__construct($ns);
+    }
+}