27 lines
853 B
HTML
27 lines
853 B
HTML
<!DOCTYPE html>
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<link rel="help" href="https://drafts.csswg.org/css-align/#distribution-block">
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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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</style>
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<div id="target" style="height: 200px;">
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<div style="align-content: center; height: 100%;">
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<div style="height: 60px;" id="content"></div>
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</div>
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</div>
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<script>
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// Blink has an optimization that it skips child layout if only the container
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// height is changed. This test ensures the opmiziation is not used for
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// a non-normal align-content value.
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test(() => {
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document.body.offsetTop;
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assert_equals(content.offsetTop, (200 - 60) / 2);
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target.style.height = '100px';
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assert_equals(content.offsetTop, (100 - 60) / 2);
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}, 'Updating a container height should align the content again');
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</script>
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