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<!DOCTYPE html>
<title>Remove the parent of the fullscreen element</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="../trusted-click.js"></script>
<div id="log"></div>
<div>
<div id="child"></div>
</div>
<script>
promise_test(async (t) => {
t.add_cleanup(() => {
if (document.fullscreenElement) {
return document.exitFullscreen();
}
});
const child = document.getElementById("child");
const [, event] = await Promise.all([
trusted_request(child),
fullScreenChange(),
]);
assert_equals(document.fullscreenElement, child);
assert_equals(event.target, child);
child.parentNode.remove();
// Because /child/ was removed from the top layer, the fullscreen
// element becomes null synchronously.
assert_equals(document.fullscreenElement, null);
const secondEvent = await fullScreenChange();
assert_equals(document.fullscreenElement, null);
assert_equals(secondEvent.target, document);
});
</script>
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