Tester\Assert::true PHP Метод

    public static function true($actual, $description = NULL)
    {
        self::$counter++;
        if ($actual !== TRUE) {
            self::fail(self::describe('%1 should be TRUE', $description), $actual);
        }
    }

function _register_wrapper($namespace)
{
    $fs = new FileSystem(new Connector(new ConnectorConfig(), new PathTranslator($namespace)));
    Assert::true(Wrapper::register($fs));
    $context = stream_context_create(array('dir' => array('recursive' => true)));
    @rmdir('redis://', $context);
}