Prado\Web\THttpRequest::getServerName PHP Method

    public function getServerName()
    {
        return isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : null;
    }

 public function testGetServerName()
 {
     $request = new THttpRequest();
     $request->init(null);
     self::assertEquals('localhost', $request->getServerName());
 }