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<?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'));
}
}