<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=942321
-->
<head>
  <title>Test for Bug 942321</title>
  <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
  <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=942321">Mozilla Bug 942321</a>
<p id="display"></p>
<form id="form" href="">
  <select required id="testselect">
    <option id="placeholder" value="" selected>placeholder</option>
    <option value="test" id="actualvalue">test</option>
  <select>
  <input type="submit" />
</form>
<script class="testbody" type="text/javascript">
/** Test for Bug 942321 **/
var option = document.getElementById("actualvalue");
option.selected = true;
is(form.checkValidity(), true, "Select is required and should be valid");

var placeholder = document.getElementById("placeholder");
placeholder.selected = true;
is(form.checkValidity(), false, "Select is required and should be invalid");

placeholder.value = "not-invalid-anymore";
is(form.checkValidity(), true, "Select is required and should be valid when option's value is changed by javascript");
</script>
</pre>
</body>
</html>