amOnSubdomain('user'); * $I->amOnPage('/'); * // moves to http://user.mysite.com/ * ?> * ``` * * @param $subdomain * * @return mixed */ public function amOnSubdomain($subdomain); /** * Open web page at the given absolute URL and sets its hostname as the base host. * * ``` php * amOnUrl('http://codeception.com'); * $I->amOnPage('/quickstart'); // moves to http://codeception.com/quickstart * ?> * ``` */ public function amOnUrl($url); public function _getUrl(); }