41 lines
1.4 KiB
HTML
41 lines
1.4 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<title>View transitions: skipTransition() invoked before a synchronous updateDOM callback is invoked</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;
|
|
contain: paint;
|
|
}
|
|
</style>
|
|
|
|
<div id=first></div>
|
|
|
|
<script>
|
|
promise_test(async t => {
|
|
assert_implements(document.startViewTransition, "Missing document.startViewTransition");
|
|
return new Promise(async (resolve, reject) => {
|
|
let transition = document.startViewTransition(() => {
|
|
first.style.viewTransitionName = "target";
|
|
});
|
|
transition.skipTransition();
|
|
// The phase of |transition| is not done, so skip the view transition with
|
|
// an "AbortError" DOMException.
|
|
// https://drafts.csswg.org/css-view-transitions-1/#ViewTransition-skipTransition
|
|
await promise_rejects_dom(t, "AbortError", transition.ready);
|
|
await transition.finished;
|
|
|
|
if (window.getComputedStyle(first).viewTransitionName == "target")
|
|
resolve();
|
|
else
|
|
reject();
|
|
});
|
|
}, "finished promise should be resolved if skipTransition() is invoked before a synchronous updateCallbackDone callback is dispatched");
|
|
</script>
|