<?php namespace yiiunit\framework\caching; use yii\caching\FileCache; /** * Class for testing file cache backend */ class FileCacheTest extends CacheTestCase { private $_cacheInstance = null; /** * @return FileCache */ protected function getCacheInstance() { if ($this->_cacheInstance === null) { $this->_cacheInstance = new FileCache(array( 'cachePath' => '@yiiunit/runtime/cache', )); } return $this->_cacheInstance; } public function testExpire() { $cache = $this->getCacheInstance(); static::$time = \time(); $this->assertTrue($cache->set('expire_test', 'expire_test', 2)); static::$time++; $this->assertEquals('expire_test', $cache->get('expire_test')); static::$time++; $this->assertFalse($cache->get('expire_test')); } }