gecko/content/media/test/test_buffered.html

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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=462957
-->
<head>
<title>Test for Bug 462957</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=462957">Mozilla Bug 462957</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
// Test for Bug 462957; HTMLMediaElement.buffered.
var manager = new MediaTestManager;
function ended(e) {
var v = e.target;
// The whole media should be buffered...
var b = v.buffered;
is(b.length, 1, v._name + ": Should be buffered in one range");
is(b.start(0), 0, v._name + ": First range start should be media start");
is(b.end(0), v.duration, v._name + ": First range end should be media end");
// Ensure INDEX_SIZE_ERR is thrown when we access outside the range
var caught = false;
try {
b.start(-1);
} catch (e) {
caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
}
is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on under start bounds range");
caught = false;
try {
b.end(-1);
} catch (e) {
caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
}
is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on under end bounds range");
caught = false;
try {
b.start(b.length);
} catch (e) {
caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
}
is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on over start bounds range");
caught = false;
try {
b.end(b.length);
} catch (e) {
caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
}
is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on over end bounds range");
v.src = "";
v.parentNode.removeChild(v);
manager.finished(v.token);
}
function startTest(test, token) {
var v = document.createElement('video');
v.preload = "metadata";
v.token = token;
manager.started(token);
v.src = test.name;
v._name = test.name;
v._test = test;
v._finished = false;
v.autoplay = true;
v.addEventListener("ended", ended, false);
document.body.appendChild(v);
}
SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv({"set": [["media.cache_size", 40000]]}, beginTest);
function beginTest() {
manager.runTests(gSeekTests, startTest);
}
</script>
</pre>
</body>
</html>