/**
* Skip the test if the Redis extension is unavailable.
*
* @return void
*/
public function skip()
{
$extensionExists = extension_loaded('redis');
$message = 'The redis extension is not installed.';
$this->skipIf(!$extensionExists, $message);
$R = new \Redis();
$R->connect('127.0.0.1', 6379);
$message = 'redis-server does not appear to be running on 127.0.0.1:6379';
$result = $R->info();
$this->skipIf(empty($result), $message);
unset($R);
}
