public function testFavicon()
 {
     $favicon = new FaviconElement();
     $favicon->setBasePath('/path/to/favicon/');
     $favicon->setTileColor('#000000');
     $favicon->setFaviconTemplate('{{basepath}} {{tileColor}} {{basepath}} {{tileColor}}');
     $this->assertEquals($favicon->render(), '/path/to/favicon/ #000000 /path/to/favicon/ #000000');
     $favicon->enable(false);
     $this->assertEquals($favicon->render(), '');
     $favicon->enable(true);
     $favicon->setFaviconTemplate('<link rel="apple-touch-icon" sizes="57x57" href="{{basepath}}/apple-touch-icon-57x57.png"><meta name="msapplication-TileColor" content="{{tileColor}}">');
     $this->assertEquals($favicon->render(), '<link rel="apple-touch-icon" sizes="57x57" href="/path/to/favicon//apple-touch-icon-57x57.png"><meta name="msapplication-TileColor" content="#000000">');
 }