Bolt\Tests\Twig\TwigExtensionTest::testGetUserId PHP Method

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