gecko-dev/dom/media/test/test_trackelementevent.html

62 строки
1.9 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<title>Test for Bug 882677 - Implement the 'sourcing out of band text tracks' algorithm</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" style="display: none">
</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");
video.src = "seek.webm";
video.preload = "auto";
var trackOne = document.createElement("track");
trackOne.src = "basic.vtt";
trackOne.kind = "subtitles";
var trackTwo = document.createElement("track");
trackTwo.src = "bad-signature.vtt";
trackTwo.kind = "captions";
var trackThree = document.createElement("track");
trackThree.src = "bad.vtt";
trackThree.kind = "chapters";
var events = 0;
function countEvent() {
ok(true, "A load or error event should have happened.");
events++ && events == 3 && SimpleTest.finish();
}
function shouldNotBeCalled() {
ok(false, "Event should not have been called.");
}
trackOne.addEventListener("load", countEvent);
trackOne.addEventListener("error", shouldNotBeCalled)
trackTwo.addEventListener("load", shouldNotBeCalled);
trackTwo.addEventListener("error", countEvent);
trackThree.addEventListener("load", shouldNotBeCalled);
trackThree.addEventListener("error", countEvent);
document.getElementById("content").appendChild(video);
video.appendChild(trackOne);
video.appendChild(trackTwo);
video.appendChild(trackThree);
}
);
</script>
</pre>
</body>
</html>