62 lines
1.8 KiB
HTML
62 lines
1.8 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>CSS Test: An Empty Text Node Should Not Generate a Baseline</title>
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<link rel="author" title="David Shin" href="mailto:dshin@mozilla.com">
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<link rel="help" href="https://drafts.csswg.org/css-display-3/#intro">
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<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/9606">
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<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1855583">
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<link rel="stylesheet" href="/fonts/ahem.css">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<style>
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body {
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margin: 0;
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}
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.ahem {
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font-family: Ahem;
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}
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.with-pseudo::before, .with-pseudo::after {
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content: "";
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width: 4px;
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height: 4px;
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border: 2px solid;
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background: orange;
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display: inline-block;
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}
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.font-size::before, .font-size::after {
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font-size: 100px;
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}
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.line-height::before, .line-height::after {
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line-height: 10;
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}
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.empty-concat::before, .empty-concat::after {
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content: "" "" "" "" "";
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}
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</style>
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<div id="reference" class="ahem">x</div>
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<div id="fs" class="ahem with-pseudo font-size">x</div>
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<div id="ba" class="ahem with-pseudo line-height">x</div>
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<div id="ec" class="ahem with-pseudo font-size empty-concat">x</div>
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<script>
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test(function() {
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assert_equals(fs.offsetHeight, reference.offsetHeight);
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assert_equals(ba.offsetHeight, reference.offsetHeight);
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assert_equals(ec.offsetHeight, reference.offsetHeight);
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}, "Empty content pseudo-element does not generate baseline");
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test(function() {
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const divs = [fs, ba, ec];
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for (let d of divs) {
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d.style = "white-space: pre";
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}
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assert_equals(fs.offsetHeight, reference.offsetHeight);
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assert_equals(ba.offsetHeight, reference.offsetHeight);
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assert_equals(ec.offsetHeight, reference.offsetHeight);
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}, "Empty content pseudo-element does not generate baseline with white-space: pre");
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</script>
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