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<!DOCTYPE html>
<html class=reftest-wait>
<title>Shared transitions: old content captures an empty div</title>
<link rel="help" href="https://github.com/WICG/view-transitions">
<link rel="author" href="mailto:vmpstr@chromium.org">
<link rel="match" href="old-content-is-empty-div-ref.html">
<script src="/common/reftest-wait.js"></script>
<style>
div {
contain: paint;
width: 100px;
height: 100px;
position: absolute;
top: 50px;
}
#empty {
left: 50px;
}
#target {
left: 200px;
background: green;
}
#hidden {
background: red;
}
html::view-transition-group(hidden) { animation-duration: 300s; }
html::view-transition-image-pair(hidden) { animation: unset; opacity: 0; }
/* The effect of the following should be position at the outgoing element
but contents of the new element.
*/
html::view-transition-group(shared) { animation-delay: 100s; }
html::view-transition-new(shared) { animation: unset; opacity: 1; }
html::view-transition-old(shared) { animation: unset; opacity: 1; }
html::view-transition-group(root) { animation: unset; opacity: 0; }
html::view-transition { background: lightpink; }
</style>
<div id=empty></div>
<div id=target></div>
<div id=hidden></div>
<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");
async function runTest() {
empty.style.viewTransitionName = "shared";
document.startViewTransition(() => {
empty.style.viewTransitionName = "";
target.style.viewTransitionName = "shared";
requestAnimationFrame(() => requestAnimationFrame(takeScreenshot))
});
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>
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