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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/media-elements/track/track-element/track-api-texttracks.html - WPT Dashboard Interop Dashboard
<!DOCTYPE HTML>
<html>
<head>
<title>Track element - text tracks API test</title>
<link rel="author" title="Hyunjin Cho">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<h1>Track element and API Test</h1>
<div style="display:none;">
<video id="tracktest" src="/media/movie_300.mp4">
<track kind="subtitles" src="resources/track.en.vtt" srclang="en" label="English">
<track kind="captions" src="resources/track.en.vtt" srclang="en" label="English with Captions">
<track id="french" kind="subtitles" src="resources/track.fr.vtt" srclang="fr" label="Francais">
<track kind="subtitles" src="resources/track.de.vtt" srclang="de" label="Deutsch">
</video>
</div>
<div id="log"></div>
<script>
test(function() {
var t1 = document.getElementById('tracktest').textTracks;
assert_not_equals(t1, undefined, "textTracks member should not be undefined");
}, "Check the track elements");
test(function() {
var t2 = document.getElementById('tracktest').textTracks.getTrackById("french");
assert_not_equals(t2, undefined, "textTracks member should not be undefined");
}, "Check getTrackById method");
test(function() {
var t3 = document.getElementById('tracktest').textTracks.length;
assert_equals(t3, 4, "textTracks List should be 4");
}, "Count track list");
</script>
</body>
</html>