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<!DOCTYPE html>
<html class="reftest-wait">
<head>
<link rel="match" href="mo-invisibleoperators-2-ref.html">
<link rel="help" href="https://w3c.github.io/mathml-core/#operator-fence-separator-or-accent-mo">
<link rel="help" href="This test verifies proper invalidation after dynamically replacing the text of invisible operators.">
<meta name="assert" content="https://bugzilla.mozilla.org/show_bug.cgi?id=522393">
</head>
<body>
<math>
<mo id="mo1">⁡<!-- FUNCTION APPLICATION --></mo>
</math>
<p>
<math>
<mo id="mo2">⁢<!-- INVISIBLE TIMES --></mo>
</math>
<p>
<math>
<mo id="mo3">⁣<!-- INVISIBLE SEPARATOR --></mo>
</math>
<p>
<math>
<mo id="mo4">⁤<!-- INVISIBLE PLUS --></mo>
</math>
<p>
<!-- Test preferred width after dynamic change-->
<table>
<tr>
<td style="border: 1px solid;">
<math>
<mo id="mo5">⁡</mo>
</math>
</td>
</tr>
</table>
<script type="text/javascript">
function doTest() {
document.getElementById('mo1').firstChild.data = '1';
document.getElementById('mo2').firstChild.data = '2';
document.getElementById('mo3').firstChild.data = '3';
document.getElementById('mo4').firstChild.data = '4';
document.getElementById('mo5').firstChild.data = 'x';
document.documentElement.removeAttribute("class");
}
window.addEventListener("TestRendered", doTest);
</script>
</body>
</html>
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