servo/tests/wpt/web-platform-tests/css/css-view-transitions/view-transition-name-on-added-element.html

36 lines
1.1 KiB
HTML

<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: ensures view-transition-name is tracked on element added by script</title>
<link rel="help" href="https://www.w3.org/TR/css-view-transitions-1/">
<link rel="author" href="mailto:khushalsagar@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#first {
width: 100px;
height: 100px;
background: blue;
view-transition-name: first;
}
</style>
<body>
<div>
<div id=first></div>
</div>
</body>
<script>
promise_test(async t => {
return new Promise((resolve, reject) => {
// Remove and add an uncontained element. Even though this element doesn't
// create a stacking context its verified during the transition.
const element = document.getElementById("first");
element.remove();
document.body.appendChild(element);
let transition = document.startViewTransition();
transition.ready.then(reject, resolve);
});
}, "view-transition-name on an element added by script should be visited when discovering named elements");
</script>