test_trackevent.html

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  <title>Test for Bug 893309 - Implement TrackEvent</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

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<p id="display"></p>

<div id="content" style="display: none">

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<pre id="test">

<script class="testbody" type="text/javascript">

SimpleTest.waitForExplicitFinish();

var video = document.createElement("video");

isnot(video.textTracks, undefined, "HTMLMediaElement::TextTrack() property should be available.")

ok(typeof video.addTextTrack == "function", "HTMLMediaElement::AddTextTrack() function should be available.")

var trackList = video.textTracks;

is(trackList.length, 0, "Length should be 0.");

var evtTextTrack, numOfCalls = 0, tt;

trackList.onaddtrack = function(event) {

  ok(event instanceof TrackEvent, "Fired event from onaddtrack should be a TrackEvent");

  is(event.type, "addtrack", "Event type should be addtrack");

  ok(event.isTrusted, "Event should be trusted!");

  ok(!event.bubbles, "Event shouldn't bubble!");

  ok(!event.cancelable, "Event shouldn't be cancelable!");

  evtTextTrack = event.track;

  tt = textTrack[numOfCalls].track || textTrack[numOfCalls];

  ok(tt === evtTextTrack, "Text tracks should be the same");

  is(evtTextTrack.label, label[numOfCalls], "Label should be set to "+ label[numOfCalls]);

  is(evtTextTrack.language, language[numOfCalls], "Language should be " + language[numOfCalls]);

  is(evtTextTrack.kind, kind[numOfCalls], "Kind should be " + kind[numOfCalls]);

  if (++numOfCalls == 4) {

    SimpleTest.finish();

};

var label = ["Oasis", "Coldplay", "t.A.T.u", ""];

var language = ["en-CA", "en-GB", "ru", ""];

var kind = ["subtitles", "captions", "chapters", "subtitles"];

var textTrack = new Array(4);

for (var i = 0; i < 3; ++i) {

  textTrack[i] = video.addTextTrack(kind[i], label[i], language[i]);

  is(trackList.length, i + 1, "Length should be " + (i+1));

video.src = "seek.webm";

video.preload = "auto";

var trackElement = document.createElement("track");

trackElement.src = "basic.vtt";

textTrack[3] = trackElement;

document.getElementById("content").appendChild(video);

video.appendChild(trackElement);

//TODO: Tests for removetrack event to be added along with bug 882677

</script>

</pre>

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