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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-transforms/animation/scale-composition.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>scale composition</title>
<meta name="assert" content="scale supports animation.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/interpolation-testcommon.js"></script>
<body>
<script>
test_composition({
property: 'scale',
underlying: '2 1',
addFrom: '3 1',
addTo: '4 1',
}, [
{at: -0.5, expect: '5 1'},
{at: 0, expect: '6 1'},
{at: 0.25, expect: '6.5 1'},
{at: 0.5, expect: '7 1'},
{at: 0.75, expect: '7.5 1'},
{at: 1, expect: '8 1'},
{at: 1.5, expect: '9 1'},
]);
test_composition({
property: 'scale',
underlying: '1 2 3',
addFrom: '4 5 6',
replaceTo: '7 8 9',
}, [
{at: -0.5, expect: '2.5 11 22.5'},
{at: 0, expect: '4 10 18'},
{at: 0.25, expect: '4.75 9.5 15.75'},
{at: 0.5, expect: '5.5 9 13.5'},
{at: 0.75, expect: '6.25 8.5 11.25'},
{at: 1, expect: '7 8 9'},
{at: 1.5, expect: '8.5 7 4.5'},
]);
test_composition({
property: 'scale',
underlying: 'none',
addFrom: 'none',
replaceTo: '1.5 1',
}, [
{at: -1, expect: '0.5 1'},
{at: 0, expect: '1'},
{at: 0.25, expect: '1.125 1'},
{at: 0.75, expect: '1.375 1'},
{at: 1, expect: '1.5 1'},
{at: 2, expect: '2 1'},
]);
test_composition({
property: 'scale',
underlying: 'none',
addFrom: '4 5 6',
replaceTo: 'none',
}, [
{at: -1, expect: '7 9 11'},
{at: 0, expect: '4 5 6'},
{at: 0.25, expect: '3.25 4 4.75'},
{at: 0.75, expect: '1.75 2 2.25'},
{at: 1, expect: '1'},
{at: 2, expect: '-2 -3 -4'},
]);
test_composition({
property: 'scale',
underlying: '1 2 3',
addFrom: 'none',
replaceTo: '7 8 9',
}, [
{at: -0.5, expect: '-2 -1 0'},
{at: 0, expect: '1 2 3'},
{at: 0.25, expect: '2.5 3.5 4.5'},
{at: 0.5, expect: '4 5 6'},
{at: 0.75, expect: '5.5 6.5 7.5'},
{at: 1, expect: '7 8 9'},
{at: 1.5, expect: '10 11 12'},
]);
test_composition({
property: 'scale',
underlying: '1 2 3',
addFrom: '4 5 6',
replaceTo: 'none',
}, [
{at: -0.5, expect: '5.5 14.5 26.5'},
{at: 0, expect: '4 10 18'},
{at: 0.25, expect: '3.25 7.75 13.75'},
{at: 0.5, expect: '2.5 5.5 9.5'},
{at: 0.75, expect: '1.75 3.25 5.25'},
{at: 1, expect: '1'},
{at: 1.5, expect: '-0.5 -3.5 -7.5'},
]);
</script>
</body>