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Filename : FileSystemTest.php
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<?php

/*
 * This file is part of the Stash package.
 *
 * (c) Robert Hafner <tedivm@tedivm.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace PleskCatalog\Stash\Test\Driver;

use PleskCatalog\Stash\Test\Stubs\PoolGetDriverStub;
use PleskCatalog\Stash\Driver\FileSystem;
use PleskCatalog\Stash\Item;
function strdup($str)
{
    return $str;
}
/**
 * @package Stash
 * @author  Robert Hafner <tedivm@tedivm.com>
 */
class FileSystemTest extends AbstractDriverTestCase
{
    protected $driverClass = 'PleskCatalog\\Stash\\Driver\\FileSystem';
    protected $extension = '.php';
    protected $persistence = \true;
    protected function getOptions($options = array())
    {
        return \array_merge(array('memKeyLimit' => 2), $options);
    }
    public function testOptionKeyHashFunctionException()
    {
        $this->expectException('RuntimeException');
        $driver = new FileSystem($this->getOptions(array('keyHashFunction' => 'foobar_' . \mt_rand())));
    }
    public function testOptionEncoderObjectException()
    {
        $this->expectException('RuntimeException');
        $encoder = new \stdClass();
        $driver = new FileSystem($this->getOptions(array('encoder' => $encoder)));
    }
    public function testOptionEncoderStringException()
    {
        $this->expectException('RuntimeException');
        $encoder = 'stdClass';
        $driver = new FileSystem($this->getOptions(array('encoder' => $encoder)));
    }
    public function testOptionEncoderAsObject()
    {
        $encoder = new \PleskCatalog\Stash\Driver\FileSystem\NativeEncoder();
        $driver = new FileSystem($this->getOptions(array('encoder' => $encoder)));
    }
    public function testOptionEncoderAsString()
    {
        $encoder = 'PleskCatalog\\Stash\\Driver\\FileSystem\\NativeEncoder';
        $driver = new FileSystem($this->getOptions(array('encoder' => $encoder)));
    }
    public function testOptionKeyHashFunction()
    {
        $driver = new FileSystem(array('keyHashFunction' => 'md5'));
    }
    /**
     * Test that the paths are created using the key hash function.
     */
    public function testOptionKeyHashFunctionDirs()
    {
        $hashfunctions = array('PleskCatalog\\Stash\\Test\\Driver\\strdup', 'strrev', 'md5', function ($value) {
            return \abs(\crc32($value));
        });
        $paths = array('one', 'two', 'three', 'four');
        foreach ($hashfunctions as $hashfunction) {
            $driver = new FileSystem($this->getOptions(array('keyHashFunction' => $hashfunction, 'path' => \sys_get_temp_dir() . \DIRECTORY_SEPARATOR . 'stash', 'dirSplit' => 1)));
            $rand = \str_repeat(\uniqid(), 32);
            $item = new Item();
            $poolStub = new PoolGetDriverStub();
            $poolStub->setDriver($driver);
            $item->setPool($poolStub);
            $item->setKey($paths);
            $item->set($rand)->save();
            $allpaths = \array_merge(array('cache'), $paths);
            $predicted = \sys_get_temp_dir() . \DIRECTORY_SEPARATOR . 'stash' . \DIRECTORY_SEPARATOR . \implode(\DIRECTORY_SEPARATOR, \array_map($hashfunction, $allpaths)) . $this->extension;
            $this->assertFileExists($predicted);
        }
    }
    /**
     * Test if the dir split functionality cleanly finished an uneven split e.g. when requested to split "one" into 2, it should split it in "o" and "ne"
     */
    public function testDirSplitFinishesCorrectly()
    {
        $paths = array('one', 'two', 'three', 'four');
        $outputpaths = array('o', 'ne', 't', 'wo', 'th', 'ree', 'fo', 'ur');
        $driver = new FileSystem($this->getOptions(array('keyHashFunction' => function ($key) {
            return $key;
        }, 'path' => \sys_get_temp_dir() . \DIRECTORY_SEPARATOR . 'stash', 'dirSplit' => 2)));
        $rand = \str_repeat(\uniqid(), 32);
        $item = new Item();
        $poolStub = new PoolGetDriverStub();
        $poolStub->setDriver($driver);
        $item->setPool($poolStub);
        $item->setKey($paths);
        $item->set($rand)->save();
        $allpaths = \array_merge(array('ca', 'che'), $outputpaths);
        $predicted = \sys_get_temp_dir() . \DIRECTORY_SEPARATOR . 'stash' . \DIRECTORY_SEPARATOR . \implode(\DIRECTORY_SEPARATOR, $allpaths) . $this->extension;
        $this->assertFileExists($predicted);
    }
    /**
     * Test creation of directories with long paths (Windows issue)
     *
     * Regression test for https://github.com/tedivm/Stash/issues/61
     *
     * There are currently no short term plans to allow long paths in PHP windows
     * http://www.mail-archive.com/internals@lists.php.net/msg62672.html
     *
     */
    public function testLongPathFolderCreation()
    {
        if (\strtolower(\substr(\PHP_OS, 0, 3)) !== 'win') {
            $this->markTestSkipped('This test can only occur on Windows based systems.');
        }
        $cachePath = \sys_get_temp_dir() . \DIRECTORY_SEPARATOR . 'stash';
        $driver = new FileSystem($this->getOptions(array('keyHashFunction' => 'PleskCatalog\\Stash\\Test\\Driver\\strdup', 'path' => $cachePath, 'dirSplit' => 1)));
        $key = array();
        // MAX_PATH is 260 - http://msdn.microsoft.com/en-us/library/aa365247(VS.85).aspx
        while (\strlen($cachePath . \DIRECTORY_SEPARATOR . \implode(\DIRECTORY_SEPARATOR, $key)) < 259) {
            // 32 character string typical of an md5 sum
            $key[] = "abcdefghijklmnopqrstuvwxyz123456";
        }
        $key[] = "abcdefghijklmnopqrstuvwxyz123456";
        $this->expiration = \time() + 3600;
        $this->setExpectedException('PleskCatalog\\Stash\\Exception\\WindowsPathMaxLengthException');
        $driver->storeData($key, "test", $this->expiration);
    }
    /**
     * Test creation of file with long paths (Windows issue)
     *
     * Regression test for https://github.com/tedivm/Stash/issues/61
     *
     * There are currently no short term plans to allow long paths in PHP windows
     * http://www.mail-archive.com/internals@lists.php.net/msg62672.html
     *
     */
    public function testLongPathFileCreation()
    {
        if (\strtolower(\substr(\PHP_OS, 0, 3)) !== 'win') {
            $this->markTestSkipped('This test can only occur on Windows based systems.');
        }
        $cachePath = \sys_get_temp_dir() . \DIRECTORY_SEPARATOR . 'stash';
        $driver = new FileSystem($this->getOptions(array('keyHashFunction' => 'PleskCatalog\\Stash\\Test\\Driver\\strdup', 'path' => $cachePath, 'dirSplit' => 1)));
        $key = array();
        // MAX_PATH is 260 - http://msdn.microsoft.com/en-us/library/aa365247(VS.85).aspx
        while (\strlen($cachePath . \DIRECTORY_SEPARATOR . \implode(\DIRECTORY_SEPARATOR, $key)) < 259) {
            // 32 character string typical of an md5 sum
            $key[] = "abcdefghijklmnopqrstuvwxyz123456";
        }
        $this->expiration = \time() + 3600;
        $this->setExpectedException('PleskCatalog\\Stash\\Exception\\WindowsPathMaxLengthException');
        $driver->storeData($key, "test", $this->expiration);
    }
}