<!
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">Mozill
a Bug 848088</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>