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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=848088
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 848088</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
/** Test for Bug 848088 **/
function test(loopFor, setExpandoAt)
{
var list = document.getElementsByTagName("audio");
delete list.length;
var shouldHaveExpando = false;
var realLength = list.length;
for (var i = 0; i < loopFor; ++i) {
if (i == setExpandoAt) {
// Add an expando that shadows.
Object.defineProperty(list, "length", { value: "a" });
shouldHaveExpando = true;
}
var hasExpando = (list.length != realLength);
if (shouldHaveExpando != hasExpando) {
return false;
}
}
return true;
}
ok(test(200000, 100000), "Correctly detected expando on DOM list object");
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=848088">Mozilla Bug 848088</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>
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