chromium/third_party/blink/web_tests/animations/responsive/interpolation/fill-responsive.html

<!DOCTYPE html>
<script src="resources/responsive-test.js"></script>
<script>
assertCSSResponsive({
  property: 'fill',
  from: 'inherit',
  to: 'green',
  configurations: [{
    state: {inherited: 'blue'},
    expect: [
      {at: 0.25, is: 'rgb(0, 32, 191)'},
      {at: 0.75, is: 'rgb(0, 96, 64)'},
    ],
  }, {
    state: {inherited: 'yellow'},
    expect: [
      {at: 0.25, is: 'rgb(191, 223, 0)'},
      {at: 0.75, is: 'rgb(64, 160, 0)'},
    ],
  }, {
    state: {inherited: 'url(a)'},
    expect: [
      {at: 0.25, is: 'url("a")'},
      {at: 0.75, is: 'rgb(0, 128, 0)'},
    ],
  }],
});
</script>