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<?php
namespace yiiunit\framework\caching;
use yii\caching\MemCache;
/**
 * Class for testing memcache cache backend
 * @group memcache
 * @group caching
 */
class MemCacheTest extends CacheTestCase
{
    private $_cacheInstance = null;
    /**
     * @return MemCache
     */
    protected function getCacheInstance()
    {
        if (!extension_loaded("memcache")) {
            $this->markTestSkipped("memcache not installed. Skipping.");
        }
        if ($this->_cacheInstance === null) {
            $this->_cacheInstance = new MemCache();
        }
        return $this->_cacheInstance;
    }
    public function testExpire()
    {
        if (getenv('TRAVIS') == 'true') {
            $this->markTestSkipped('Can not reliably test memcache expiry on travis-ci.');
        }
        parent::testExpire();
    }
    public function testExpireAdd()
    {
        if (getenv('TRAVIS') == 'true') {
            $this->markTestSkipped('Can not reliably test memcache expiry on travis-ci.');
        }
        parent::testExpireAdd();
    }
}