Artesaos\SEOTools\TwitterCards::setUrl PHP Method

    public function setUrl($url)
    {
        return $this->addValue('url', $url);
    }

 public function test_set_url()
 {
     $this->twitterCards->setUrl('http://kakaroto.9000');
     $expected = '<meta name="twitter:url" content="http://kakaroto.9000" />';
     $this->setRightAssertion($expected);
 }