-@results = off "http://youtube.com/watch?v=Tj75Arhq5ho", video_file => 1;
-is @results, 2, 'youtube, video_file => 1';
+@results = off 'https://vimeo.com/45196609', video_file => 1;
+cmp_ok @results, '>=', 1, 'vimeo, video_file => 1';
+
+my $allresults = join ' ', @results;
+like $allresults, qr/\.mp4/, 'some URL contains ".mp4"';
+unlike $allresults, qr/offwarning/, 'no URL contains "offwarning"';