FileCachingTest.php

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<?php
 
/*
 * This file is part of Twig.
 *
 * (c) Fabien Potencier
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
 
require_once dirname(__FILE__).'/FilesystemHelper.php';
 
class Twig_Tests_FileCachingTest extends \PHPUnit\Framework\TestCase
{
    private $env;
    private $tmpDir;
 
    protected function setUp()
    {
        $this->tmpDir = sys_get_temp_dir().'/TwigTests';
        if (!file_exists($this->tmpDir)) {
            @mkdir($this->tmpDir, 0777, true);
        }
 
        if (!is_writable($this->tmpDir)) {
            $this->markTestSkipped(sprintf('Unable to run the tests as "%s" is not writable.', $this->tmpDir));
        }
 
        $this->env = new Twig_Environment(new Twig_Loader_Array(array('index' => 'index', 'index2' => 'index2')), array('cache' => $this->tmpDir));
    }
 
    protected function tearDown()
    {
        Twig_Tests_FilesystemHelper::removeDir($this->tmpDir);
    }
 
    public function testWritingCacheFiles()
    {
        $name = 'index';
        $this->env->loadTemplate($name);
        $cacheFileName = $this->env->getCacheFilename($name);
 
        $this->assertFileExists($cacheFileName, 'Cache file does not exist.');
    }
 
    public function testClearingCacheFiles()
    {
        $name = 'index2';
        $this->env->loadTemplate($name);
        $cacheFileName = $this->env->getCacheFilename($name);
 
        $this->assertFileExists($cacheFileName, 'Cache file does not exist.');
        $this->env->clearCacheFiles();
        $this->assertFileNotExists($cacheFileName, 'Cache file was not cleared.');
    }
}