/**
* @throws \Exception
*/
private function verifyReturnCode()
{
$code = self::$cache->getResultCode();
if ($code === \Memcached::RES_SUCCESS) {
return;
}
$message = self::$cache->getResultMessage();
throw new \Exception("Error {$code} interacting with memcached : {$message}");
}
public static function setUpBeforeClass()
{
if (!\OC\Memcache\Memcached::isAvailable()) {
self::markTestSkipped('The memcached extension is not available.');
}
$instance = new \OC\Memcache\Memcached(uniqid());
if ($instance->set(uniqid(), uniqid()) === false) {
self::markTestSkipped('memcached server seems to be down.');
}
}
/**
* Decrease a stored number
*
* @param string $key
* @param int $step
* @return int | bool
*/
public function dec($key, $step = 1)
{
return self::$cache->decrement($this->getPrefix() . $key, $step);
}
/**
* check if there is a memcache backend available
*
* @return bool
*/
public function isAvailable()
{
return XCache::isAvailable() || APCu::isAvailable() || APC::isAvailable() || Memcached::isAvailable();
}