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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-view-transitions/old-content-is-inline.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: Old content is an inline element.</title>
<link rel="author" href="mailto:bokan@chromium.org">
<link rel="match" href="old-content-is-inline-ref.html">
<meta name="fuzzy" content="maxDifference=0-255; totalPixels=0-500">
<script src="/common/reftest-wait.js"></script>
<style>
body { margin : 0; }
.container {
position: absolute;
left: 100px;
width: 400px;
height: 100px;
background-color: grey;
}
.container.start {
top: 100px;
view-transition-name: container-start;
}
.container.end {
top: 300px;
view-transition-name: container-end;
}
.transitioned .container {
left: 20px;
width: 600px;
transform: translateY(-50px);
}
.inline {
background-color: limegreen;
/* allow small pixel diff in text */
color: rgba(0, 0, 0, 0);
}
.start .inline {
view-transition-name: start;
}
.end .inline {
view-transition-name: end;
}
.transitioned .inline {
background-color: coral;
}
/* Overlay the page with purple to ensure screenshots taken are of the view
* transition. */
:root {
view-transition-name: none;
}
::view-transition {
background-color: rebeccapurple;
}
/* This step function keeps the old snapshots in their initial state for half
* the duration, then the new snapshots in their final state for the last half
* of the duration. */
html::view-transition-group(*),
html::view-transition-new(*),
html::view-transition-old(*) {
animation-timing-function: steps(2, jump-none);
}
/* Set different durations for start and end so the two subtrees can be
* differentiated. The test will manually control animation playback so
* duration doesn't matter. */
html::view-transition-group(container-start),
html::view-transition-group(start),
html::view-transition-new(container-start),
html::view-transition-old(container-start) {
animation-duration: 2s;
}
html::view-transition-group(container-end),
html::view-transition-group(end),
html::view-transition-new(container-end),
html::view-transition-old(container-end) {
animation-duration: 3s;
}
/* Hide the new states for the inlines, they're tested in
* new-content-is-inline.html */
html::view-transition-new(start),
html::view-transition-new(end) {
animation: unset;
opacity: 0;
}
html::view-transition-old(start),
html::view-transition-old(end) {
animation: unset;
opacity: 1;
}
</style>
<!--
This subtree will be held at the animation start to test the old content's
starting position.
-->
<div class="container start">
<span>FILLER FILLER</span>
<span id="start" class="inline">INLINE INLINE INLINE INLINE</span>
<p>START STATE</p>
</div>
<!--
This subtree will be held at the animation end to test the old content's
ending position.
-->
<div class="container end">
<span>FILLER FILLER</span>
<span id="end" class="inline">INLINE INLINE INLINE INLINE</span>
<p>END STATE</p>
</div>
<script>
if (typeof failIfNot != 'undefined')
failIfNot(document.startViewTransition, "Missing document.startViewTransition");
async function runTest() {
let transition = document.startViewTransition(() => {
document.body.classList.add('transitioned');
});
transition.ready.then(() => {
for (const anim of document.getAnimations()) {
anim.pause();
if (anim.effect.getTiming().duration == 3000) {
// This is an animation for the end subtree. Adjust it to the end
// (without finishing the animation) so we're displaying the final
// position.
anim.currentTime = anim.effect.getTiming().duration - 1;
}
}
requestAnimationFrame(takeScreenshot);
});
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>