summaryrefslogtreecommitdiff
path: root/dom/html/crashtests/1290904.html
blob: 5ea23ba3b642a5b6480c07df461ec4113ddc4f01 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
<!DOCTYPE html>
<html>
  <body>
    <fieldset id="outer">
      <fieldset id="inner">
      </fieldset>
    </fieldset>
  </body>
</html>
<script>
function appendTextareaToFieldset(fieldset) {
  var textarea = document.createElement("textarea");
  textarea.setAttribute("required", "");
  fieldset.appendChild(textarea);
}

var innerFieldset = document.getElementById('inner');
var outerFieldset = document.getElementById('outer');

var fieldset = document.createElement('fieldset');
appendTextareaToFieldset(fieldset);
appendTextareaToFieldset(fieldset);
appendTextareaToFieldset(fieldset);
appendTextareaToFieldset(fieldset);

// Adding a fieldset to a nested fieldset.
innerFieldset.appendChild(fieldset);
appendTextareaToFieldset(fieldset);
appendTextareaToFieldset(fieldset);
// This triggers mInvalidElementsCount checks in outer fieldset.
appendTextareaToFieldset(outerFieldset);

// Removing a fieldset from a nested fieldset.
innerFieldset.removeChild(fieldset);
// This triggers mInvalidElementsCount checks in outer fieldset.
appendTextareaToFieldset(outerFieldset);
</script>