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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /mathml/relations/css-styling/displaystyle-3.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>displaystyle</title>
<link rel="help" href="https://w3c.github.io/mathml-core/#the-displaystyle-and-scriptlevel-attributes">
<meta name="assert" content="Verify the displaystyle of the underover element is considered (not the one of its base) to determine whether to move limits.">
<link rel="stylesheet" href="/fonts/ahem.css">
<style>
math, math * {
font-family: Ahem;
font-size: 20px;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/mathml/support/feature-detection.js"></script>
<script src="/mathml/support/fonts.js"></script>
<script>
setup({ explicit_done: true });
window.addEventListener("load", () => { loadAllFonts().then(runTests); });
function runTests() {
["munder", "mover", "munderover"].forEach((tag) => {
Array.from(document.getElementsByTagName(tag)).forEach(e => {
var displaystyle = e.getAttribute('displaystyle') === "true";
test(function() {
assert_true(MathMLFeatureDetection.has_movablelimits());
var elementRight = e.getBoundingClientRect().right;
var baseRight = e.firstElementChild.getBoundingClientRect().right;
if (displaystyle)
assert_approx_equals(elementRight, baseRight, 1);
else
assert_greater_than(elementRight, baseRight + 10);
}, `movablelimits for ${tag} element (displaystyle=${displaystyle})`);
});
});
done();
}
</script>
</head>
<body>
<div id="log"></div>
<math>
<munder displaystyle="false">
<mo displaystyle="true" movablelimits="true">XX</mo>
<mtext>X</mtext>
</munder>
</math>
<math>
<mover displaystyle="false">
<mo displaystyle="true" movablelimits="true">XX</mo>
<mtext>X</mtext>
</mover>
</math>
<math>
<munderover displaystyle="false">
<mo displaystyle="true" movablelimits="true">XX</mo>
<mtext>X</mtext>
<mtext>X</mtext>
</munderover>
</math>
<math>
<munder displaystyle="true">
<mo displaystyle="false" movablelimits="true">XX</mo>
<mtext>X</mtext>
</munder>
</math>
<math>
<mover displaystyle="true">
<mo displaystyle="false" movablelimits="true">XX</mo>
<mtext>X</mtext>
</mover>
</math>
<math>
<munderover displaystyle="true">
<mo displaystyle="false" movablelimits="true">XX</mo>
<mtext>X</mtext>
<mtext>X</mtext>
</munderover>
</math>
</body>
</html>