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<!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();
SpecialPowers.pushPrefEnv({"set": [["media.webvtt.regions.enabled", true]]},
function() {
var video = document.createElement("video");
// Check if adding a text track manually sets the TextTrackList correctly.
// HTMLTrackElement.textTrackList is an extension available only to
// privileged code, so we need to access it through the SpecialPowers
// object.
video.addTextTrack("subtitles", "", "");
is(SpecialPowers.unwrap(SpecialPowers.wrap(video.textTracks[0]).textTrackList),
video.textTracks,
"The Track's TextTrackList should be the Video's TextTrackList.");
// Check if loading a Track via a TrackElement sets the TextTrackList correctly.
video.src = "seek.webm";
video.preload = "auto";
var trackElement = document.createElement("track");
trackElement.src = "basic.vtt";
trackElement.kind = "subtitles";
video.appendChild(trackElement);
document.getElementById("content").appendChild(video);
video.addEventListener("loadedmetadata", function run_tests() {
// Re-que run_tests() at the end of the event loop until the track
// element has loaded its data.
if (trackElement.readyState == HTMLTrackElement.LOADING) {
setTimeout(run_tests, 0);
return;
}
is(trackElement.readyState, HTMLTrackElement.LOADED,
"Track::ReadyState should be set to LOADED.");
is(SpecialPowers.unwrap(SpecialPowers.wrap(trackElement.track).textTrackList),
video.textTracks,
"TrackElement's Track's TextTrackList should be the Video's TextTrackList.");
SimpleTest.finish();
});
}
);
</script>
</pre>
</body>
</html>
|
