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Файл: src/vendor/doctrine/cache/tests/Doctrine/Tests/Common/Cache/FileCacheTest.php
Строк: 253
<?php

namespace DoctrineTestsCommonCache;

use 
DoctrineCommonCacheCache;

/**
 * @group DCOM-101
 */
class FileCacheTest extends DoctrineTestsDoctrineTestCase
{
    
/**
     * @var DoctrineCommonCacheFileCache
     */
    
private $driver;

    protected function 
setUp()
    {
        
$this->driver $this->getMock(
            
'DoctrineCommonCacheFileCache',
            array(
'doFetch''doContains''doSave'),
            array(), 
''false
        
);
    }

    public function 
testFilenameShouldCreateThePathWithOneSubDirectory()
    {
        
$cache          $this->driver;
        
$method         = new ReflectionMethod($cache'getFilename');
        
$key            'item-key';
        
$expectedDir    = array(
            
'84',
        );
        
$expectedDir    implode(DIRECTORY_SEPARATOR$expectedDir);

        
$method->setAccessible(true);

        
$path       $method->invoke($cache$key);
        
$dirname    pathinfo($pathPATHINFO_DIRNAME);

        
$this->assertEquals(DIRECTORY_SEPARATOR $expectedDir$dirname);
    }

    public function 
testFileExtensionCorrectlyEscaped()
    {
        
$driver1 $this->getMock(
            
'DoctrineCommonCacheFileCache',
            array(
'doFetch''doContains''doSave'),
            array(
__DIR__'.*')
        );
        
$driver2 $this->getMock(
            
'DoctrineCommonCacheFileCache',
            array(
'doFetch''doContains''doSave'),
            array(
__DIR__'.php')
        );

        
$doGetStats = new ReflectionMethod($driver1'doGetStats');

        
$doGetStats->setAccessible(true);

        
$stats1 $doGetStats->invoke($driver1);
        
$stats2 $doGetStats->invoke($driver2);

        
$this->assertSame(0$stats1[Cache::STATS_MEMORY_USAGE]);
        
$this->assertGreaterThan(0$stats2[Cache::STATS_MEMORY_USAGE]);
    }

    
/**
     * @group DCOM-266
     */
    
public function testFileExtensionSlashCorrectlyEscaped()
    {
        
$driver $this->getMock(
            
'DoctrineCommonCacheFileCache',
            array(
'doFetch''doContains''doSave'),
            array(
__DIR__ '/../'DIRECTORY_SEPARATOR basename(__FILE__))
        );

        
$doGetStats = new ReflectionMethod($driver'doGetStats');

        
$doGetStats->setAccessible(true);

        
$stats $doGetStats->invoke($driver);

        
$this->assertGreaterThan(0$stats[Cache::STATS_MEMORY_USAGE]);
    }

    public function 
testNonIntUmaskThrowsInvalidArgumentException()
    {
        
$this->setExpectedException('InvalidArgumentException');

        
$this->getMock(
            
'DoctrineCommonCacheFileCache',
            array(
'doFetch''doContains''doSave'),
            array(
'''''invalid')
        );
    }

    public function 
testGetDirectoryReturnsRealpathDirectoryString()
    {
        
$directory __DIR__ '/../';
        
$driver $this->getMock(
            
'DoctrineCommonCacheFileCache',
            array(
'doFetch''doContains''doSave'),
            array(
$directory)
        );

        
$doGetDirectory = new ReflectionMethod($driver'getDirectory');

        
$actualDirectory $doGetDirectory->invoke($driver);
        
$expectedDirectory realpath($directory);

        
$this->assertEquals($expectedDirectory$actualDirectory);
    }

    public function 
testGetExtensionReturnsExtensionString()
    {
        
$directory __DIR__ '/../';
        
$extension DIRECTORY_SEPARATOR basename(__FILE__);
        
$driver $this->getMock(
            
'DoctrineCommonCacheFileCache',
            array(
'doFetch''doContains''doSave'),
            array(
$directory$extension)
        );

        
$doGetExtension = new ReflectionMethod($driver'getExtension');

        
$actualExtension $doGetExtension->invoke($driver);

        
$this->assertEquals($extension$actualExtension);
    }

    const 
WIN_MAX_PATH_LEN 258;

    public static function 
getBasePathForWindowsPathLengthTests($pathLength)
    {
        
// Not using __DIR__ because it can get screwed up when xdebug debugger is attached.
        
$basePath realpath(sys_get_temp_dir());

        
// Test whether the desired path length is odd or even.
        
$desiredPathLengthIsOdd = ($pathLength 2) == 1;

        
// If the cache key is not too long, the filecache codepath will add
        // a slash and bin2hex($key). The length of the added portion will be an odd number.
        // len(desired) = len(base path) + len(slash . bin2hex($key))
        //          odd = even           + odd
        //         even = odd            + odd
        
$basePathLengthShouldBeOdd = !$desiredPathLengthIsOdd;

        
$basePathLengthIsOdd = (strlen($basePath) % 2) == 1;

        
// If the base path needs to be odd or even where it is not, we add an odd number of
        // characters as a pad. In this case, we're adding 'aa' (or '/aa' depending on platform)
        // This is all to make it so that the key we're testing would result in
        // a path that is exactly the length we want to test IF the path length limit
        // were not in place in FileCache.
        
if ($basePathLengthIsOdd != $basePathLengthShouldBeOdd) {
            
$basePath .= DIRECTORY_SEPARATOR "aa";
        }

        return 
$basePath;
    }

    public static function 
getKeyAndPathFittingLength($length)
    {
        
$basePath self::getBasePathForWindowsPathLengthTests($length);

        
$baseDirLength strlen($basePath);
        
$extensionLength strlen('.doctrine.cache');
        
$directoryLength strlen(DIRECTORY_SEPARATOR 'aa' DIRECTORY_SEPARATOR);
        
$keyLength $length - ($baseDirLength $extensionLength $directoryLength); // - 1 because of slash

        
$key str_repeat('a'floor($keyLength 2));

        
$keyHash hash('sha256'$key);

        
$keyPath $basePath
            
DIRECTORY_SEPARATOR
            
substr($keyHash02)
            . 
DIRECTORY_SEPARATOR
            
bin2hex($key)
            . 
'.doctrine.cache';

        
$hashedKeyPath $basePath
            
DIRECTORY_SEPARATOR
            
substr($keyHash02)
            . 
DIRECTORY_SEPARATOR
            
'_' $keyHash
            
'.doctrine.cache';

        return array(
$key$keyPath$hashedKeyPath);
    }

    public function 
getPathLengthsToTest()
    {
        
// Windows officially supports 260 bytes including null terminator
        // 259 characters is too large due to PHP bug (https://bugs.php.net/bug.php?id=70943)
        // 260 characters is too large - null terminator is included in allowable length
        
return array(
            array(
257false),
            array(
258false),
            array(
259true),
            array(
260true)
        );
    }

    
/**
     * @runInSeparateProcess
     * @dataProvider getPathLengthsToTest
     *
     * @covers DoctrineCommonCacheFileCache::getFilename
     */
    
public function testWindowsPathLengthLimitationsAreCorrectlyRespected($length$pathShouldBeHashed)
    {
        if (! 
defined('PHP_WINDOWS_VERSION_BUILD')) {
            
define('PHP_WINDOWS_VERSION_BUILD''Yes, this is the "usual suspect", with the usual limitations');
        }

        
$basePath $this->getBasePathForWindowsPathLengthTests($length);

        
$fileCache $this->getMockForAbstractClass(
            
'DoctrineCommonCacheFileCache',
            array(
$basePath'.doctrine.cache')
        );

        list(
$key$keyPath$hashedKeyPath) = $this->getKeyAndPathFittingLength($length);

        
$getFileName = new ReflectionMethod($fileCache'getFilename');

        
$getFileName->setAccessible(true);

        
$this->assertEquals(
            
$length,
            
strlen($keyPath),
            
sprintf('Path expected to be %d characters long is %d characters long'$lengthstrlen($keyPath))
        );

        if (
$pathShouldBeHashed) {
            
$keyPath $hashedKeyPath;
        }

        if (
$pathShouldBeHashed) {
            
$this->assertSame(
                
$hashedKeyPath,
                
$getFileName->invoke($fileCache$key),
                
'Keys should be hashed correctly if they are over the limit.'
            
);
        } else {
            
$this->assertSame(
                
$keyPath,
                
$getFileName->invoke($fileCache$key),
                
'Keys below limit of the allowed length are used directly, unhashed'
            
);
        }
    }
}
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