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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/css-cascade/revert-val-010.html | |
| parent | Initial commit. (diff) | |
| download | firefox-upstream.tar.xz firefox-upstream.zip | |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/css/css-cascade/revert-val-010.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-cascade/revert-val-010.html | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-cascade/revert-val-010.html b/testing/web-platform/tests/css/css-cascade/revert-val-010.html new file mode 100644 index 0000000000..58449e9132 --- /dev/null +++ b/testing/web-platform/tests/css/css-cascade/revert-val-010.html @@ -0,0 +1,36 @@ +<!DOCTYPE html> +<title>CSS Cascade: 'revert' appearing in setKeyframes</title> +<link rel="help" href="https://drafts.csswg.org/css-cascade/#default"> +<link rel="help" href="https://drafts.csswg.org/web-animations-1/#dom-keyframeeffect-setkeyframes"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<h1 id=h1></h1> +<script> + test(function() { + let original = parseInt(getComputedStyle(h1).marginTop); + + // This test assumes that the UA style sheet sets a non-0px value on + // <h1> elements: + assert_not_equals(original, 0); + + let animation = h1.animate([ + { marginTop: `${original*4}px` }, + { marginTop: `${original*8}px` }, + ], { + duration: 1000000, + delay: -500000, + easing: 'steps(2, end)' + }); + + let animated = parseInt(getComputedStyle(h1).marginTop); + assert_equals(animated, original*6); + + animation.effect.setKeyframes([ + { marginTop: 'revert' }, + { marginTop: `${original*3}px` }, + ]); + + let animated_revert = parseInt(getComputedStyle(h1).marginTop); + assert_equals(animated_revert, original*2); + }, 'The revert works when appearing in setKeyframes'); +</script> |