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diff --git a/testing/web-platform/tests/css/css-variables/variable-animation-substitute-within-keyframe.html b/testing/web-platform/tests/css/css-variables/variable-animation-substitute-within-keyframe.html new file mode 100644 index 0000000000..a01d018d14 --- /dev/null +++ b/testing/web-platform/tests/css/css-variables/variable-animation-substitute-within-keyframe.html @@ -0,0 +1,69 @@ +<!DOCTYPE html> +<html> +<head> + <title>CSS Variables - Animation - Substitute Within Keyframe</title> + + <meta rel="author" title="Kevin Babbitt"> + <meta rel="author" title="Greg Whitworth"> + <link rel="author" title="Microsoft Corporation" href="http://microsoft.com" /> + <link rel="help" href="http://www.w3.org/TR/css-variables-1/#syntax"> + + <script src="/resources/testharness.js"></script> + <script src="/resources/testharnessreport.js"></script> + <style> + @keyframes coloranim + { + from { color: blue; } + to { --endColor: green; color: var(--endColor); } + } + + /* Start the animation in the paused state and fill at both ends so we can inspect values from both keyframes. */ + #target + { + animation-name: coloranim; + animation-duration: 1s; + animation-play-state: paused; + animation-fill-mode: both; + } + #target + { + color: red; + --endColor: red; + } + </style> +</head> +<body> + + <div id="target">This text should animate from blue to green over a period of 1 second.</div> + +<script type="text/javascript"> + "use strict"; + + // Force an initial layout pass + document.documentElement.offsetHeight; + + test(function() { + // Different browsers generate interpolated colors differently, so check multiple valid forms. + assert_in_array(window.getComputedStyle(document.getElementById("target")).getPropertyValue("color").trim(), + ["rgb(0, 0, 255)", "rgba(0, 0, 255, 1)"], + "color is blue before animation runs"); + }, "Verify color before animation"); + + var animationTest = async_test("Verify color after animation"); + + animationTest.step(function() { + // Set event handler + document.getElementById("target").addEventListener("animationend", animationTest.step_func(function() { + assert_in_array(window.getComputedStyle(document.getElementById("target")).getPropertyValue("color").trim(), + ["rgb(0, 128, 0)", "rgba(0, 128, 0, 1)"], + "color is green after animation runs") + animationTest.done(); + })); + + // Trigger animation + document.getElementById("target").style.animationPlayState = "running"; + }); +</script> + +</body> +</html>
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