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chromium/third_party/blink/web_tests/external/wpt/css/css-fonts/animations/font-size-adjust-composition.html 

<!DOCTYPE html>
<meta charset="UTF-8">
<title>font-size-adjust composition</title>
<link rel="author" title="ChangSeok Oh" href="mailto:[email protected]">
<link rel="help" href="https://www.w3.org/TR/css-fonts-5/#font-size-adjust-prop">
<meta name="assert" content="font-size-adjust supports animation with two value font metrics">

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/interpolation-testcommon.js"></script>

<body></body>

<script>
test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "none",
  addTo: "2.0",
}, [
  {at: -0.5, expect: "none"},
  {at: 0, expect: "none"},
  {at: 0.5, expect: "2.5"},
  {at: 1, expect: "2.5"},
  {at: 1.5, expect: "2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "0.0",
  addTo: "2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.5"},
  {at: 0.5, expect: "1.5"},
  {at: 1, expect: "2.5"},
  {at: 1.5, expect: "3.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "0.0",
  addTo: "2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.0"},
  {at: 0.5, expect: "1.25"},
  {at: 1, expect: "2.5"},
  {at: 1.5, expect: "3.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "0.0",
  replaceTo: "2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.5"},
  {at: 0.5, expect: "1.25"},
  {at: 1, expect: "2.0"},
  {at: 1.5, expect: "2.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "2.0",
  addTo: "none",
}, [
  {at: -0.5, expect: "2.0"},
  {at: 0, expect: "2.0"},
  {at: 0.5, expect: "none"},
  {at: 1, expect: "none"},
  {at: 1.5, expect: "none"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ex-height 0.5",
  replaceFrom: "none",
  addTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "none"},
  {at: 0, expect: "none"},
  {at: 0.5, expect: "2.5"},
  {at: 1, expect: "2.5"},
  {at: 1.5, expect: "2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ex-height 0.5",
  addFrom: "ex-height 0",
  addTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.5"},
  {at: 0.5, expect: "1.5"},
  {at: 1, expect: "2.5"},
  {at: 1.5, expect: "3.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ex-height 0.5",
  replaceFrom: "ex-height 0",
  addTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.0"},
  {at: 0.5, expect: "1.25"},
  {at: 1, expect: "2.5"},
  {at: 1.5, expect: "3.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ex-height 0.5",
  addFrom: "ex-height 0",
  replaceTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.5"},
  {at: 0.5, expect: "1.25"},
  {at: 1, expect: "2.0"},
  {at: 1.5, expect: "2.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ex-height 0.5",
  replaceFrom: "ex-height 2.0",
  addTo: "none",
}, [
  {at: -0.5, expect: "2.0"},
  {at: 0, expect: "2.0"},
  {at: 0.5, expect: "none"},
  {at: 1, expect: "none"},
  {at: 1.5, expect: "none"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "cap-height 0.5",
  replaceFrom: "none",
  addTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "none"},
  {at: 0, expect: "none"},
  {at: 0.5, expect: "cap-height 2.5"},
  {at: 1, expect: "cap-height 2.5"},
  {at: 1.5, expect: "cap-height 2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "cap-height 0.5",
  addFrom: "cap-height 0",
  addTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "cap-height 0.0"},
  {at: 0, expect: "cap-height 0.5"},
  {at: 0.5, expect: "cap-height 1.5"},
  {at: 1, expect: "cap-height 2.5"},
  {at: 1.5, expect: "cap-height 3.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "cap-height 0.5",
  replaceFrom: "cap-height 0",
  addTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "cap-height 0.0"},
  {at: 0, expect: "cap-height 0.0"},
  {at: 0.5, expect: "cap-height 1.25"},
  {at: 1, expect: "cap-height 2.5"},
  {at: 1.5, expect: "cap-height 3.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "cap-height 0.5",
  addFrom: "cap-height 0.0",
  replaceTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "cap-height 0.0"},
  {at: 0, expect: "cap-height 0.5"},
  {at: 0.5, expect: "cap-height 1.25"},
  {at: 1, expect: "cap-height 2"},
  {at: 1.5, expect: "cap-height 2.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "cap-height 0.5",
  replaceFrom: "cap-height 2.0",
  addTo: "none",
}, [
  {at: -0.5, expect: "cap-height 2.0"},
  {at: 0, expect: "cap-height 2.0"},
  {at: 0.5, expect: "none"},
  {at: 1, expect: "none"},
  {at: 1.5, expect: "none"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ch-width 0.5",
  replaceFrom: "none",
  addTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "none"},
  {at: 0, expect: "none"},
  {at: 0.5, expect: "ch-width 2.5"},
  {at: 1, expect: "ch-width 2.5"},
  {at: 1.5, expect: "ch-width 2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ch-width 0.5",
  addFrom: "ch-width 0",
  addTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "ch-width 0.0"},
  {at: 0, expect: "ch-width 0.5"},
  {at: 0.5, expect: "ch-width 1.5"},
  {at: 1, expect: "ch-width 2.5"},
  {at: 1.5, expect: "ch-width 3.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ch-width 0.5",
  replaceFrom: "ch-width 0",
  addTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "ch-width 0.0"},
  {at: 0, expect: "ch-width 0.0"},
  {at: 0.5, expect: "ch-width 1.25"},
  {at: 1, expect: "ch-width 2.5"},
  {at: 1.5, expect: "ch-width 3.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ch-width 0.5",
  addFrom: "ch-width 0",
  replaceTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "ch-width 0.0"},
  {at: 0, expect: "ch-width 0.5"},
  {at: 0.5, expect: "ch-width 1.25"},
  {at: 1, expect: "ch-width 2"},
  {at: 1.5, expect: "ch-width 2.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ch-width 0.5",
  replaceFrom: "ch-width 2.0",
  addTo: "none",
}, [
  {at: -0.5, expect: "ch-width 2.0"},
  {at: 0, expect: "ch-width 2.0"},
  {at: 0.5, expect: "none"},
  {at: 1, expect: "none"},
  {at: 1.5, expect: "none"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-width 0.5",
  replaceFrom: "none",
  addTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "none"},
  {at: 0, expect: "none"},
  {at: 0.5, expect: "ic-width 2.5"},
  {at: 1, expect: "ic-width 2.5"},
  {at: 1.5, expect: "ic-width 2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-width 0.5",
  addFrom: "ic-width 0",
  addTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "ic-width 0.0"},
  {at: 0, expect: "ic-width 0.5"},
  {at: 0.5, expect: "ic-width 1.5"},
  {at: 1, expect: "ic-width 2.5"},
  {at: 1.5, expect: "ic-width 3.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-width 0.5",
  replaceFrom: "ic-width 0",
  addTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "ic-width 0.0"},
  {at: 0, expect: "ic-width 0.0"},
  {at: 0.5, expect: "ic-width 1.25"},
  {at: 1, expect: "ic-width 2.5"},
  {at: 1.5, expect: "ic-width 3.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-width 0.5",
  addFrom: "ic-width 0",
  replaceTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "ic-width 0.0"},
  {at: 0, expect: "ic-width 0.5"},
  {at: 0.5, expect: "ic-width 1.25"},
  {at: 1, expect: "ic-width 2"},
  {at: 1.5, expect: "ic-width 2.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-width 0.5",
  replaceFrom: "ic-width 2.0",
  addTo: "none",
}, [
  {at: -0.5, expect: "ic-width 2.0"},
  {at: 0, expect: "ic-width 2.0"},
  {at: 0.5, expect: "none"},
  {at: 1, expect: "none"},
  {at: 1.5, expect: "none"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-height 0.5",
  replaceFrom: "none",
  addTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "none"},
  {at: 0, expect: "none"},
  {at: 0.5, expect: "ic-height 2.5"},
  {at: 1, expect: "ic-height 2.5"},
  {at: 1.5, expect: "ic-height 2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-height 0.5",
  addFrom: "ic-height 0",
  addTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "ic-height 0.0"},
  {at: 0, expect: "ic-height 0.5"},
  {at: 0.5, expect: "ic-height 1.5"},
  {at: 1, expect: "ic-height 2.5"},
  {at: 1.5, expect: "ic-height 3.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-height 0.5",
  replaceFrom: "ic-height 0",
  addTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "ic-height 0.0"},
  {at: 0, expect: "ic-height 0.0"},
  {at: 0.5, expect: "ic-height 1.25"},
  {at: 1, expect: "ic-height 2.5"},
  {at: 1.5, expect: "ic-height 3.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-height 0.5",
  addFrom: "ic-height 0",
  replaceTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "ic-height 0.0"},
  {at: 0, expect: "ic-height 0.5"},
  {at: 0.5, expect: "ic-height 1.25"},
  {at: 1, expect: "ic-height 2"},
  {at: 1.5, expect: "ic-height 2.75"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "ic-height 0.5",
  replaceFrom: "ic-height 2.0",
  addTo: "none",
}, [
  {at: -0.5, expect: "ic-height 2.0"},
  {at: 0, expect: "ic-height 2.0"},
  {at: 0.5, expect: "none"},
  {at: 1, expect: "none"},
  {at: 1.5, expect: "none"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ex-height 0.0",
  addTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "0.5"},
  {at: 0, expect: "0.5"},
  {at: 0.5, expect: "cap-height 2.0"},
  {at: 1, expect: "cap-height 2.0"},
  {at: 1.5, expect: "cap-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ex-height 0.0",
  replaceTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.0"},
  {at: 0.5, expect: "cap-height 2.0"},
  {at: 1, expect: "cap-height 2.0"},
  {at: 1.5, expect: "cap-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ex-height 0",
  addTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "0.0"},
  {at: 0, expect: "0.0"},
  {at: 0.5, expect: "cap-height 2.0"},
  {at: 1, expect: "cap-height 2.0"},
  {at: 1.5, expect: "cap-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ex-height 0",
  replaceTo: "cap-height 2.0",
}, [
  {at: -0.5, expect: "0.5"},
  {at: 0, expect: "0.5"},
  {at: 0.5, expect: "cap-height 2.0"},
  {at: 1, expect: "cap-height 2.0"},
  {at: 1.5, expect: "cap-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "cap-height 0.0",
  addTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "cap-height 0.0"},
  {at: 0, expect: "cap-height 0.0"},
  {at: 0.5, expect: "ch-width 2.0"},
  {at: 1, expect: "ch-width 2.0"},
  {at: 1.5, expect: "ch-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "cap-height 0.0",
  replaceTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "cap-height 0.0"},
  {at: 0, expect: "cap-height 0.0"},
  {at: 0.5, expect: "ch-width 2.0"},
  {at: 1, expect: "ch-width 2.0"},
  {at: 1.5, expect: "ch-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "cap-height 0",
  addTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "cap-height 0.0"},
  {at: 0, expect: "cap-height 0.0"},
  {at: 0.5, expect: "ch-width 2.0"},
  {at: 1, expect: "ch-width 2.0"},
  {at: 1.5, expect: "ch-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "cap-height 0",
  replaceTo: "ch-width 2.0",
}, [
  {at: -0.5, expect: "cap-height 0"},
  {at: 0, expect: "cap-height 0"},
  {at: 0.5, expect: "ch-width 2.0"},
  {at: 1, expect: "ch-width 2.0"},
  {at: 1.5, expect: "ch-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ch-width 0.0",
  addTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "ch-width 0.0"},
  {at: 0, expect: "ch-width 0.0"},
  {at: 0.5, expect: "ic-width 2.0"},
  {at: 1, expect: "ic-width 2.0"},
  {at: 1.5, expect: "ic-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ch-width 0.0",
  replaceTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "ch-width 0.0"},
  {at: 0, expect: "ch-width 0.0"},
  {at: 0.5, expect: "ic-width 2.0"},
  {at: 1, expect: "ic-width 2.0"},
  {at: 1.5, expect: "ic-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ch-width 0",
  addTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "ch-width 0.0"},
  {at: 0, expect: "ch-width 0.0"},
  {at: 0.5, expect: "ic-width 2.0"},
  {at: 1, expect: "ic-width 2.0"},
  {at: 1.5, expect: "ic-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ch-width 0",
  replaceTo: "ic-width 2.0",
}, [
  {at: -0.5, expect: "ch-width 0"},
  {at: 0, expect: "ch-width 0"},
  {at: 0.5, expect: "ic-width 2.0"},
  {at: 1, expect: "ic-width 2.0"},
  {at: 1.5, expect: "ic-width 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ic-width 0.0",
  addTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "ic-width 0.0"},
  {at: 0, expect: "ic-width 0.0"},
  {at: 0.5, expect: "ic-height 2.0"},
  {at: 1, expect: "ic-height 2.0"},
  {at: 1.5, expect: "ic-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ic-width 0.0",
  replaceTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "ic-width 0.0"},
  {at: 0, expect: "ic-width 0.0"},
  {at: 0.5, expect: "ic-height 2.0"},
  {at: 1, expect: "ic-height 2.0"},
  {at: 1.5, expect: "ic-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ic-width 0",
  addTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "ic-width 0.0"},
  {at: 0, expect: "ic-width 0.0"},
  {at: 0.5, expect: "ic-height 2.0"},
  {at: 1, expect: "ic-height 2.0"},
  {at: 1.5, expect: "ic-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ic-width 0",
  replaceTo: "ic-height 2.0",
}, [
  {at: -0.5, expect: "ic-width 0"},
  {at: 0, expect: "ic-width 0"},
  {at: 0.5, expect: "ic-height 2.0"},
  {at: 1, expect: "ic-height 2.0"},
  {at: 1.5, expect: "ic-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ic-height 0.0",
  addTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "ic-height 0.0"},
  {at: 0, expect: "ic-height 0.0"},
  {at: 0.5, expect: "ex-height 2.5"},
  {at: 1, expect: "ex-height 2.5"},
  {at: 1.5, expect: "ex-height 2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ic-height 0.0",
  replaceTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "ic-height 0.0"},
  {at: 0, expect: "ic-height 0.0"},
  {at: 0.5, expect: "ex-height 2.0"},
  {at: 1, expect: "ex-height 2.0"},
  {at: 1.5, expect: "ex-height 2.0"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  replaceFrom: "ic-height 0",
  addTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "ic-height 0.0"},
  {at: 0, expect: "ic-height 0.0"},
  {at: 0.5, expect: "ex-height 2.5"},
  {at: 1, expect: "ex-height 2.5"},
  {at: 1.5, expect: "ex-height 2.5"},
]);

test_composition({
  property: 'font-size-adjust',
  underlying: "0.5",
  addFrom: "ic-height 0",
  replaceTo: "ex-height 2.0",
}, [
  {at: -0.5, expect: "ic-height 0"},
  {at: 0, expect: "ic-height 0"},
  {at: 0.5, expect: "ex-height 2.0"},
  {at: 1, expect: "ex-height 2.0"},
  {at: 1.5, expect: "ex-height 2.0"},
]);
</script>
</body>