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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /mathml/relations/css-styling/multi-column-layout.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>MathML inside multi-column</title>
<meta name="assert" content="Verify that putting MathML inside a multi-column list shouldn't affect its layout.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/mathml/support/feature-detection.js"></script>
<script>
setup({ explicit_done: true });
window.addEventListener("DOMContentLoaded", function() {
var epsilon = 1;
var mfrac = document.getElementById("mfrac");
var num = mfrac.firstElementChild.getBoundingClientRect();
var denom = mfrac.lastElementChild.getBoundingClientRect();
test(function() {
assert_true(MathMLFeatureDetection.has_mspace());
assert_approx_equals(num.width, 30, epsilon, "numerator width");
assert_approx_equals(num.height, 40, epsilon, "numerator height");
assert_approx_equals(denom.width, 50, epsilon, "numerator width");
assert_approx_equals(denom.height, 60, epsilon, "numerator height");
}, "mspace layout in multicol");
test(function() {
assert_true(MathMLFeatureDetection.has_mfrac());
assert_greater_than_equal(denom.bottom - num.top,
(40 + 60),
"numerator is above the denominator");
assert_approx_equals((num.left + num.right) / 2,
(denom.left + denom.right) / 2,
epsilon, "numerator and denominator are horizontally aligned");
}, "mfrac layout in multicol");
done();
});
</script>
</head>
<body>
<div id="log"></div>
<div style="column-width: 10em; list-style-type: decimal;">
<ol>
<li>blah</li>
<li>
<math>
<mfrac id="mfrac">
<mspace width="30px" height="40px" style="background: cyan"></mspace>
<mspace width="50px" height="60px" style="background: yellow"></mspace>
</mfrac>
</li>
<li>blah</li>
<li>blah</li>
<li>blah</li>
</ol>
</div>
</body>
</html>