Bolt\Twig\TwigExtension::isAllowed PHP Method

    public function isAllowed($what, $content = null)
    {
        return $this->handlers['user']->isAllowed($what, $content);
    }

 public function testIsAllowed()
 {
     $app = $this->getApp();
     $handlers = $this->getTwigHandlers($app);
     $handlers['user'] = $this->getMockHandler('UserHandler', 'isAllowed');
     $twig = new TwigExtension($app, $handlers, true);
     $twig->isAllowed(null, null);
 }