1
0
Fork 0
firefox/testing/web-platform/tests/scroll-animations/css/scroll-timeline-default-writing-mode-rl.html
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

65 lines
1.7 KiB
HTML

<!DOCTYPE HTML>
<html class="reftest-wait">
<title>The default scroll() timeline with writing-mode:vertical-rl</title>
<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1">
<link rel="help" href="https://drafts.csswg.org/scroll-animations-1/#scroll-notation">
<link rel="help" href="https://drafts.csswg.org/css-animations-2/#animation-timeline">
<meta name="assert" content="CSS animation correctly updates values when using
the default scroll() timeline with writing-mode:vertical-rl">
<link rel="match" href="scroll-timeline-default-writing-mode-rl-ref.html">
<style>
@keyframes update {
from { transform: translateX(0px); }
to { transform: translateX(-200px); }
}
html {
min-block-size: 100%;
padding-block-end: 100px;
writing-mode: vertical-rl;
}
#box {
width: 100px;
height: 100px;
background-color: green;
animation: update 1s linear;
animation-timeline: scroll();
}
#covered {
width: 100px;
height: 100px;
background-color: red;
}
* {
margin-block: 0px;
}
</style>
<div id="box"></div>
<div id="covered"></div>
<script src="/web-animations/testcommon.js"></script>
<script>
document.documentElement.addEventListener('TestRendered', async () => {
runTest();
}, { once: true });
async function runTest() {
const scroller = document.scrollingElement;
await waitForCompositorReady();
// Move the scroller to the halfway point.
const maxScroll = scroller.scrollWidth - scroller.clientWidth;
scroller.scrollLeft = -0.5 * maxScroll;
await waitForNextFrame();
await waitForNextFrame();
document.documentElement.classList.remove("reftest-wait");
}
</script>