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firefox/testing/web-platform/tests/css/css-view-transitions/navigation/pageswap-skip-transition.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

41 lines
1.2 KiB
HTML

<!DOCTYPE html>
<title>View transitions: skipTransition() in pageswap aborts the transition</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-2/">
<link rel="author" href="mailto:khushalsagar@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
@view-transition {
navigation: auto;
}
</style>
<script>
const params = new URLSearchParams(location.search);
switch (params.get("mode") || "test") {
case "test":
promise_test(async t => {
const event = await new Promise(resolve => {
window.did_reveal = e => { resolve(e) };
const popup = window.open("?mode=old");
t.add_cleanup(() => popup.close());
});
assert_equals(event.viewTransition, null,
'viewTransition must have been skipped.');
});
break;
case "old":
onpageswap = (e) => {
assert_not_equals(e.viewTransition, null);
e.viewTransition.skipTransition();
};
onload = () => requestAnimationFrame(() => requestAnimationFrame(() => {
location.replace('?mode=new');
}));
break;
case "new":
onpagereveal = e => window.opener.did_reveal(e);
break;
}
</script>