Behat\RestTestingExtension\RestTestingHelper::callMethod PHP Метод

    public static function callMethod($class, $methodName, array $args = array())
    {
        $method = self::getMethod(is_object($class) ? get_class($class) : $class, $methodName);
        $class = is_object($class) ? $class : new $class();
        return $method->invokeArgs($class, $args);
    }