summaryrefslogtreecommitdiffstats
path: root/dom/html/test/forms/test_select_change_event.html
blob: 80d3cd09dbfb5cac241682a738a0da2405e9c1c9 (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
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1265968
-->
<head>
  <title>Test for Bug 1265968</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" 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=1265968">Mozilla Bug 1265968</a>
<p id="display"></p>
<div id="content">
  <select id="select" onchange="++selectChange;">
    <option>one</option>
    <option>two</option>
    <option>three</option>
    <option>four</option>
    <option>five</option>
  </select>
</div>
<pre id="test">
<script type="application/javascript">
  var select = document.getElementById("select");
  var selectChange = 0;
  var expectedChange = 0;

  select.focus();
  for (var i = 1; i < select.length; i++) {
    synthesizeKey("VK_DOWN", {});
    is(select.options[i].selected, true, "Option should be selected");
    is(selectChange, ++expectedChange, "Down key should fire change event.");
  }

  // We are at the end of the list, going down should not fire change event.
  synthesizeKey("VK_DOWN", {});
  is(selectChange, expectedChange, "Down key should not fire change event when reaching end of the list.");

  for (var i = select.length - 2; i >= 0; i--) {
    synthesizeKey("VK_UP", {});
    is(select.options[i].selected, true, "Option should be selected");
    is(selectChange, ++expectedChange, "Up key should fire change event.");
  }

  // We are at the top of the list, going up should not fire change event.
  synthesizeKey("VK_UP", {});
  is(selectChange, expectedChange, "Up key should not fire change event when reaching top of the list.");

</script>
</pre>
</body>
</html>