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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-cascade/revert-val-006.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>
+<title>CSS Cascade: 'revert' keyword in keyframe animations</title>
+<link rel="help" href="https://drafts.csswg.org/css-cascade/#default">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<style>
+ @keyframes test {
+ from { margin-top: 0px; }
+ 50% { margin-top: revert; }
+ to { margin-top: 0px; }
+ }
+ #h1 {
+ margin-top: 0px;
+ animation: test linear 1000s -500s;
+ }
+</style>
+<h1 id=h1></h1>
+<h1 id=ref></h1>
+<script>
+ test(function() {
+ let actual = getComputedStyle(h1).marginTop;
+ let expected = getComputedStyle(ref).marginTop;
+ // This test assumes that the UA style sheet sets a non-0px value on
+ // <h1> elements:
+ assert_not_equals(expected, '0px');
+ assert_equals(actual, expected);
+ }, 'The revert keyword works with @keyframes');
+</script>