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
38
39
40
41
42
43
44
45
46
47
48
49
|
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=394700
-->
<head>
<title>Test for Bug 394700</title>
<script 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=394700">Mozilla Bug 394700</a>
<p id="display"></p>
<div id="content">
<select><option id="A">A</option><option id="B">B</option></select>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
/** Test for Bug 394700 **/
function remove(q1) { q1.remove(); }
function testSelectedIndex()
{
document.addEventListener("DOMNodeRemoved", foo);
remove(document.getElementById("B"));
document.removeEventListener("DOMNodeRemoved", foo);
function foo()
{
document.removeEventListener("DOMNodeRemoved", foo);
remove(document.getElementById("A"));
}
var selectElement = document.getElementsByTagName("select")[0];
is(selectElement.selectedIndex, -1, "Wrong selected index!");
is(selectElement.length, 0, "Select shouldn't have any options!");
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
addLoadEvent(() => SpecialPowers.pushPrefEnv({"set": [["dom.mutation_events.enabled", true]]}, testSelectedIndex));
</script>
</pre>
</body>
</html>
|
