<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=881976 --> <head> <meta charset='utf-8'> <title>Test for Bug 881976 - TextTrackCue Computed Position</title> <script type="text/javascript" src="/MochiKit/MochiKit.js"></script> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <p id="display"></p> <div id="content"> </div> <pre id="test"> <script class="testbody" type="text/javascript"> SimpleTest.waitForExplicitFinish(); var video = document.createElement("video"); var trackList = video.textTracks; ok(trackList instanceof TextTrackList, "Video's textTracks should be a TextTrackList"); var trackParent = SpecialPowers.unwrap( SpecialPowers.wrap(trackList).mediaElement ); is(trackParent, video, "Video's TextTrackList's MediaElement reference should be set to the video."); SimpleTest.finish(); </script> </pre> </body> </html>