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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/css/css-variables/variable-animation-from-to.html
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<html>
+<head>
+ <title>CSS Variables - Animation - From and To Values</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 valueanim
+ {
+ from { --value: blue; }
+ to { --value: green; }
+ }
+
+ /* Start the animation in the paused state and fill at both ends so we can inspect values from both keyframes. */
+ #target
+ {
+ animation-name: valueanim;
+ animation-duration: 1s;
+ animation-play-state: paused;
+ animation-fill-mode: both;
+ --value: red;
+ color: var(--value);
+ }
+ </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() {
+ assert_equals(window.getComputedStyle(document.getElementById("target")).getPropertyValue("--value").trim(), "blue", "--value is blue before animation runs");
+ }, "Verify CSS variable value before animation");
+
+ test(function() {
+ assert_equals(window.getComputedStyle(document.getElementById("target")).getPropertyValue("color").trim(), "rgb(0, 0, 255)", "color is blue before animation runs");
+ }, "Verify substituted color value before animation");
+
+ var afterAnimationVariableTest = async_test("Verify CSS variable value after animation");
+ document.getElementById("target").addEventListener("animationend", afterAnimationVariableTest.step_func_done(function() {
+ assert_equals(window.getComputedStyle(document.getElementById("target")).getPropertyValue("--value").trim(), "green", "--value is green after animation runs")
+ }));
+
+ var afterAnimationColorTest = async_test("Verify substituted color value after animation");
+ document.getElementById("target").addEventListener("animationend", afterAnimationColorTest.step_func_done(function() {
+ assert_equals(window.getComputedStyle(document.getElementById("target")).getPropertyValue("color").trim(), "rgb(0, 128, 0)", "color is green after animation runs")
+ }));
+
+ // Trigger animation
+ document.getElementById("target").style.animationPlayState = "running";
+</script>
+
+</body>
+</html>