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<!DOCTYPE html>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/open-blank-host.js"></script>
<script>
promise_test(async t => {
assert_implements("HTMLPortalElement" in self);
const w = await openBlankPortalHost();
try {
const bc = new BroadcastChannel('click-activate');
const portal = w.document.createElement('portal');
portal.src = new URL(`resources/portal-activate-broadcastchannel.html?bc=${bc.name}`, location.href);
w.document.body.appendChild(portal);
await new Promise(resolve => portal.onload = resolve);
let activated = new Promise(resolve => bc.onmessage = e => resolve(e.data));
portal.click();
let {event, data} = await activated;
assert_equals(event, 'portalactivate');
assert_equals(data, undefined);
} finally {
w.close();
}
}, "Clicking should activate with undefined data.");
promise_test(async t => {
assert_implements("HTMLPortalElement" in self);
const w = await openBlankPortalHost();
try {
const bc = new BroadcastChannel('prevent-no-activate');
const portal = w.document.createElement('portal');
portal.src = new URL(`resources/portal-activate-broadcastchannel.html?bc=${bc.name}`, location.href);
portal.onclick = e => e.preventDefault();
w.document.body.appendChild(portal);
await new Promise(resolve => portal.onload = resolve);
bc.onmessage = t.unreached_func('activation should not occur');
portal.click();
await new Promise(resolve => t.step_timeout(resolve, 3000));
} finally {
w.close();
}
}, "Clicking shouldn't activate if prevented.");
// Script didn't create the promise so it shouldn't observe one.
// This forecloses a naive implementation of this behavior that simply calls the WebIDL operation.
promise_test(async t => {
assert_implements("HTMLPortalElement" in self);
const w = await openBlankPortalHost();
try {
const portal = w.document.createElement('portal');
w.onunhandledrejection = t.unreached_func('unhandledrejection event should not fire');
portal.click();
await new Promise(resolve => t.step_timeout(resolve, 3000));
} finally {
w.close();
}
}, "Failed activation should not surface as an unhandled promise rejection.");
</script>
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