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Test Info:
- Manifest: dom/html/test/mochitest.toml
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=717819">Mozilla Bug 717819</a>
<p id="display"></p>
<div id="content">
<table style="position: relative; top: 100px;">
<tr>
<td>
<div id="test" style="position: absolute; top: 50px;"></div>
</td>
</tr>
</table>
</div>
<pre id="test">
<script type="application/javascript">
var div = document.getElementById("test");
is(div.offsetTop, 50, "The offsetTop must be calculated correctly");
is(div.offsetParent, document.querySelector("table"),
"The offset should be calculated off of the correct parent");
</script>
</pre>
</body>
</html>