FileCacheTest.php 794 Bytes
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<?php
namespace yiiunit\framework\caching;
use yii\caching\FileCache;
use yiiunit\TestCase;

/**
 * Class for testing file cache backend
 */
class FileCacheTest extends CacheTest
{
	private $_cacheInstance = null;

	/**
	 * @return FileCache
	 */
	protected function getCacheInstance()
	{
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		if ($this->_cacheInstance === null) {
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			$this->_cacheInstance = new FileCache(array(
				'cachePath' => '@yiiunit/runtime/cache',
			));
		}
		return $this->_cacheInstance;
	}
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	public function testExpire()
	{
		$cache = $this->getCacheInstance();

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		static::$time = \time();
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		$this->assertTrue($cache->set('expire_test', 'expire_test', 2));
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		static::$time++;
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		$this->assertEquals('expire_test', $cache->get('expire_test'));
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		static::$time++;
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		$this->assertFalse($cache->get('expire_test'));
	}
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}