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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Test Script and Limit Schemata</title>
<link rel="help" href="https://w3c.github.io/mathml-core/#script-and-limit-schemata">
<meta name="assert" content="Script and Limit Schemata should not render anything when empty.">
<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>
var epsilon = 1;
function getBox(aId) {
return document.getElementById(aId).getBoundingClientRect();
}
setup({ explicit_done: true });
window.addEventListener("load", () => { loadAllFonts().then(runTests); });
function runTests() {
test(function() {
["over", "under", "underover", "sub", "sup", "subsup", "multiscripts"].forEach(function(name) {
assert_true(MathMLFeatureDetection.has_mspace());
assert_approx_equals(getBox(name).width, 0, epsilon, "width of empty " + name);
assert_approx_equals(getBox(name).height, 0, epsilon, "height of empty " + name);
});
}, "Size of empty script elements");
done();
}
</script>
</head>
<body>
<div id="log"></div>
<p>
<math>
<munderover id="underover">
</munderover>
</math>
<math>
<munder id="under">
</munder>
</math>
<math>
<mover id="over">
</mover>
</math>
<math>
<msub id="sub">
</msub>
</math>
<math>
<msup id="sup">
</msup>
</math>
<math>
<msubsup id="subsup">
</msubsup>
</math>
<math>
<mmultiscripts id="multiscripts">
</mmultiscripts>
</math>
</p>
</body>
</html>
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