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81 lines
1.6 KiB
HTML
81 lines
1.6 KiB
HTML
<!DOCTYPE html>
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<meta charset="UTF-8">
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<title>height interpolation</title>
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<link rel="help" href="https://drafts.csswg.org/css-sizing-3/#propdef-height">
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<meta name="assert" content="height supports animation by computed value">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/css/support/interpolation-testcommon.js"></script>
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<style>
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.parent {
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height: 200px;
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}
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.target {
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width: 100px;
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height: 100px;
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background-color: black;
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display: inline-block;
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margin-right: 5px;
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height: 10px;
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}
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.expected {
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background-color: green;
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}
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</style>
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<body></body>
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<script>
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test_interpolation({
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property: 'height',
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from: neutralKeyframe,
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to: '20px',
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}, [
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{at: -0.3, expect: '7px'},
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{at: 0, expect: '10px'},
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{at: 0.3, expect: '13px'},
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{at: 0.6, expect: '16px'},
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{at: 1, expect: '20px'},
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{at: 1.5, expect: '25px'},
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]);
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test_no_interpolation({
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property: 'height',
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from: 'initial',
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to: '20px',
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});
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test_interpolation({
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property: 'height',
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from: 'inherit',
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to: '20px',
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}, [
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{at: -0.3, expect: '254px'},
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{at: 0, expect: '200px'},
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{at: 0.3, expect: '146px'},
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{at: 0.6, expect: '92px'},
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{at: 1, expect: '20px'},
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{at: 1.5, expect: '0px'},
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]);
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test_no_interpolation({
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property: 'height',
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from: 'unset',
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to: '20px',
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});
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test_interpolation({
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property: 'height',
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from: '0px',
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to: '100px',
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}, [
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{at: -0.3, expect: '0px'}, // CSS height can't be negative.
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{at: 0, expect: '0px'},
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{at: 0.3, expect: '30px'},
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{at: 0.6, expect: '60px'},
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{at: 1, expect: '100px'},
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{at: 1.5, expect: '150px'}
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]);
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</script>
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