<!DOCTYPE html>
<html class='reftest-wait'>
<head>
<script>
function doTest() {
document.getElementById('s').options[0].selected = false;
document.getElementById('s').options[1].selected = false;
document.getElementById('s').options[0].selected = true;
document.getElementById('s').options[1].selected = true;
document.documentElement.className='';
}
document.addEventListener("MozReftestInvalidate", doTest, false);
</script>
</head>
<!-- Test: if select is required and has at least one option selected and the
selection did changed, :-moz-ui-valid should not apply. -->
<link rel='stylesheet' type='text/css' href='style.css'>
<body>
<select id='s' class='valid' required multiple>
<option selected></option>
<option selected>foo</option>
</select>
</body>
</html>