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71 lines
2.4 KiB
HTML
71 lines
2.4 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=833386
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-->
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<head>
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<meta charset='utf-8'>
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<title>Test for Bug 833386 - TextTrackList</title>
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<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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SimpleTest.waitForExplicitFinish();
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SpecialPowers.pushPrefEnv({"set": [["media.webvtt.enabled", true]]},
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function() {
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var video = document.createElement("video");
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video.src = "seek.webm";
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isnot(video.textTracks, undefined, "HTMLMediaElement::TextTrack() property should be available.")
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var trackList = video.textTracks;
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is(trackList.length, 0, "Length should be 0.");
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ok(typeof video.addTextTrack == "function", "HTMLMediaElement::AddTextTrack() function should be available.")
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video.addTextTrack("subtitles", "label", "en-CA");
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is(trackList.length, 1, "Length should be 1.");
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var textTrack = video.textTracks[0];
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is(textTrack.label, "label", "Label should be set to label.");
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is(textTrack.language, "en-CA", "Language should be en-CA.");
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is(textTrack.kind, "subtitles", "Default kind should be subtitles.");
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is(textTrack.mode, "hidden", "Default mode should be hidden.");
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// Mode should not allow a bogus value.
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textTrack.mode = 'bogus';
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is(textTrack.mode, 'hidden', "Mode should be not allow a bogus value.");
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// Should allow all these values for mode.
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checkMode("showing", "Mode should allow \"showing\"");
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checkMode("disabled", "Mode should allow \"disabled\"");
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checkMode("hidden", "Mode should allow \"hidden\"");
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// All below are read-only properties and so should not allow setting.
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textTrack.label = "French subtitles";
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is(textTrack.label, "label", "Label is read-only so should still be \"label\".");
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textTrack.language = "en";
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is(textTrack.language, "en-CA", "Language is read-only so should still be \"en-CA\".");
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textTrack.kind = "captions";
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is(textTrack.kind, "subtitles", "Kind is read-only so should still be \"subtitles\"");
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function checkMode(value, message) {
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textTrack.mode = value;
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is(textTrack.mode, value, message);
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}
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SimpleTest.finish();
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}
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);
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</script>
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</pre>
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</body>
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</html>
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