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<!DOCTYPE html>
<html>
<head>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="root">
<form id='form1'></form>
<table id='table1'>
<form id='form2'>
<tr><td><input id='input1'></td></tr>
<tr><td><input id='input2' form='form1'></td></tr>
</table>
<form id="form3">
<input id="input3" />
</form>
</div>
<script>
test(function() {
var input1 = document.getElementById('input1');
var input2 = document.getElementById('input2');
var input3 = document.getElementById('input3');
var form1 = document.getElementById('form1');
var form2 = document.getElementById('form2');
var form3 = document.getElementById('form3');
var root = document.getElementById('root');
assert_equals(input1.form, form2,
"input1's form owner must be form2 as per the parsing rules");
assert_equals(input2.form, form1,
"input2's form owner must be the form with id 'form1'");
assert_equals(input3.form, form2,
"input3's form owner must be form2 as per the parsing rules");
root.parentNode.removeChild(root);
assert_equals(input1.form, form2,
"input1's form owner must not have changed since they are both in the same subtree");
assert_equals(input2.form, null,
"input2 must not have a form owner since it has the form attribute set");
assert_equals(input3.form, form2,
"input3's form owner must not have changed since they are both in the same subtree");
}, "Form element and form controls nested inside a table are correctly handled");
</script>
</body>
</html>
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