40 lines
1.2 KiB
HTML
40 lines
1.2 KiB
HTML
<!DOCTYPE html>
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<html class="reftest-wait">
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<script src="/common/reftest-wait.js"></script>
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<script src="/common/rendering-utils.js"></script>
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<link rel="author" title="Andreu Botella" href="abotella@igalia.com">
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<link rel="help" href="https://drafts.csswg.org/css-tables-3/#drawing-cell-backgrounds">
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<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
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<meta name="fuzzy" content="maxDifference=0-1; totalPixels=0-4400">
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<meta name=assert content="Changing the span of a table column element will invalidate column backgrounds, even if previously any columns with backgrounds spanned no cells">
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<style>
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table {
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width: 100px;
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height: 100px;
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border-spacing: 0;
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background: linear-gradient(to right, green 67%, red 67%);
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}
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.green {
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background: green;
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}
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</style>
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<title>CSS table column span invalidation</title>
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<script>
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waitForAtLeastOneFrame().then(() => {
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const changeSpanCol = document.getElementById("changeSpan");
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changeSpanCol.removeAttribute("span");
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takeScreenshot();
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});
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</script>
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<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
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<table>
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<col id="changeSpan" span="2">
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<col>
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<col class="green">
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<tr>
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<td></td>
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<td></td>
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<td></td>
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</tr>
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</table>
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</html>
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