chromium/third_party/blink/web_tests/external/wpt/css/css-ui/animation/outline-color-interpolation.html

<!DOCTYPE html>
<meta charset="UTF-8">
<title>outline-color interpolation</title>
<link rel="help" href="https://drafts.csswg.org/css-ui-3/#outline-color">
<meta name="assert" content="outline-color supports animation by computed value">

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

<style>
.parent {
  outline-color: yellow;
}
.target {
  width: 50px;
  height: 50px;
  background-color: black;
  display: inline-block;
  outline: 12px solid white;
  margin: 12px 12px;
  outline-color: blue;
}
.expected {
  background-color: lime;
}
</style>

<body></body>

<script>
test_interpolation({
  property: 'outline-color',
  from: neutralKeyframe,
  to: 'green',
}, [
  {at: -0.3, expect: 'rgb(0, 0, 255)'},
  {at: 0, expect: 'rgb(0, 0, 255)'},
  {at: 0.3, expect: 'rgb(0, 38, 179)'},
  {at: 0.6, expect: 'rgb(0, 77, 102)'},
  {at: 1, expect: 'rgb(0, 128, 0)'},
  {at: 1.5, expect: 'rgb(0, 192, 0)'},
]);

test_interpolation({
  property: 'outline-color',
  from: 'initial',
  to: 'green',
}, [
  {at: -0.3, expect: 'rgb(0, 0, 0)'},
  {at: 0, expect: 'rgb(0, 0, 0)'},
  {at: 0.3, expect: 'rgb(0, 38, 0)'},
  {at: 0.6, expect: 'rgb(0, 77, 0)'},
  {at: 1, expect: 'rgb(0, 128, 0)'},
  {at: 1.5, expect: 'rgb(0, 192, 0)'},
]);

test_interpolation({
  property: 'outline-color',
  from: 'inherit',
  to: 'green',
}, [
  {at: -0.3, expect: 'rgb(255, 255, 0)'},
  {at: 0, expect: 'rgb(255, 255, 0)'},
  {at: 0.3, expect: 'rgb(179, 217, 0)'},
  {at: 0.6, expect: 'rgb(102, 179, 0)'},
  {at: 1, expect: 'rgb(0, 128, 0)'},
  {at: 1.5, expect: 'rgb(0, 65, 0)'},
]);

test_interpolation({
  property: 'outline-color',
  from: 'unset',
  to: 'green',
}, [
  {at: -0.3, expect: 'rgb(0, 0, 0)'},
  {at: 0, expect: 'rgb(0, 0, 0)'},
  {at: 0.3, expect: 'rgb(0, 38, 0)'},
  {at: 0.6, expect: 'rgb(0, 77, 0)'},
  {at: 1, expect: 'rgb(0, 128, 0)'},
  {at: 1.5, expect: 'rgb(0, 192, 0)'},
]);

test_interpolation({
  property: 'outline-color',
  from: 'white',
  to: 'orange'
}, [
  {at: -0.3, expect: 'white'},
  {at: 0, expect: 'white'},
  {at: 0.3, expect: 'rgb(255, 228, 179)'},
  {at: 0.6, expect: 'rgb(255, 201, 102)'},
  {at: 1, expect: 'orange'},
  {at: 1.5, expect: 'rgb(255, 120, 0)'},
]);
</script>