diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /layout/reftests/css-animations/stacking-context-opacity-removing-important-in-delay.html | |
| parent | Initial commit. (diff) | |
| download | firefox-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>
Diffstat (limited to 'layout/reftests/css-animations/stacking-context-opacity-removing-important-in-delay.html')
| -rw-r--r-- | layout/reftests/css-animations/stacking-context-opacity-removing-important-in-delay.html | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/layout/reftests/css-animations/stacking-context-opacity-removing-important-in-delay.html b/layout/reftests/css-animations/stacking-context-opacity-removing-important-in-delay.html new file mode 100644 index 0000000000..f89240d230 --- /dev/null +++ b/layout/reftests/css-animations/stacking-context-opacity-removing-important-in-delay.html @@ -0,0 +1,43 @@ +<!DOCTYPE html> +<html class="reftest-wait"> +<title> +Removing !important rule during delay phase of animation creates +a stack context for correct style +</title> +<style> +span { + height: 100px; + width: 100px; + position: fixed; + background: green; + top: 50px; +} +@keyframes Opacity0 { + from, to { opacity: 0 } +} +#test { + width: 100px; height: 100px; + background: blue; + animation: Opacity0 100s 100s; +} +</style> +<span></span> +<div id="test"></div> +<script> +window.addEventListener("load", () => { + var target = document.getElementById("test"); + target.style.setProperty("opacity", "0.1", "important"); + + requestAnimationFrame(() => { + // Now the target opacity style should be 0.1 because of !important rule. + + // Apply 100% opacity without important directive. + target.style.setProperty("opacity", "1", ""); + requestAnimationFrame(() => { + // The CSS animation is no longer overridden but it's still in delay + // phase, so we should create a stacking context for 100% opacity style. + document.documentElement.classList.remove("reftest-wait"); + }); + }); +}); +</script> |