$res = $download->processHtml(123, '<div><img src="http://i.imgur.com/T9qgcHc.jpg" /></div>', 'http://imgur.com/gallery/WxtWY');
$this->assertContains('http://i.imgur.com/T9qgcHc.jpg', $res, 'Image were not replace because of content-type');
$res = $download->processHtml(123, '<div><img src="http://i.imgur.com/T9qgcHc.jpg" /></div>', 'http://imgur.com/gallery/WxtWY');
$this->assertContains('http://i.imgur.com/T9qgcHc.jpg', $res, 'Image were not replace because of content-type');