gecko-dev/dom/html/test/forms/test_form_attribute-4.html

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HTML

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=588683
-->
<head>
<title>Test for form attributes 4</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.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=588683">Mozilla Bug 588683</a>
<p id="display"></p>
<div id="content" style='display:none;'>
<form id='f'>
</form>
<table id='t'>
<form id='f2'>
<tr><td><input id='i1'></td></tr>
<tr><td><input id='i2' form='f'></td></tr>
</form>
</table>
</div>
<pre id="test">
<script type="application/javascript">
/** Test for form attributes 4 **/
var table = document.getElementById('t');
var i1 = document.getElementById('i1');
var i2 = document.getElementById('i2');
is(i1.form, document.getElementById('f2'),
"i1 form should be it's parent");
is(i2.form, document.getElementById('f'),
"i1 form should be the form with the id in @form");
table.removeChild(document.getElementById('f2'));
is(i1, document.getElementById('i1'),
"i1 should still be in the document");
is(i1.form, null, "i1 should not have any form owner");
is(i2.form, document.getElementById('f'),
"i1 form should be the form with the id in @form");
</script>
</pre>
</body>
</html>