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<!DOCTYPE html>
<link rel=author href="mailto:jarhar@chromium.org">
<link rel=help href="https://github.com/whatwg/html/issues/9034">
<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="/resources/testdriver-actions.js"></script>
<script src="/html/semantics/popovers/resources/popover-utils.js"></script>
<div id=mypopover>popover</div>
<script>
promise_test(async () => {
const mypopover = document.getElementById('mypopover');
mypopover.popover = "manual";
mypopover.showPopover();
await new Promise(resolve => {
mypopover.addEventListener("beforetoggle", (e) => {
if (e.newState === "closed") {
mypopover.remove();
requestAnimationFrame(() => {
document.body.append(mypopover);
mypopover.showPopover();
resolve();
});
}
}, {once: true});
mypopover.popover = "auto";
});
assert_true(mypopover.matches(':popover-open'),
'The popover should be open after the toggling sequence.');
await sendEscape();
assert_false(mypopover.matches(':popover-open'),
'The popover should light dismiss because it is in the auto state.');
}, 'Changing the popover attribute should always update the auto/manual behavior.');
</script>
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