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<!DOCTYPE html>
<!--
https://wicg.github.io/nav-speculation/prerendering.html#patch-notifications
TODO(https://crbug.com/1198110): Add the following tests:
* Test the constructor returns synchronously while the creation of the
notification is deferred until activation.
-->
<title>Access to the Notification API before and after prerender activation</title>
<meta name="timeout" content="long">
<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="/common/utils.js"></script>
<script src="../resources/utils.js"></script>
<script src="resources/utils.js"></script>
<body>
<script>
setup(() => assertSpeculationRulesIsSupported());
promise_test(async t => {
const uid = token();
const bc = new PrerenderChannel('test-channel', uid);
t.add_cleanup(_ => bc.close());
await test_driver.set_permission({
name: 'notifications'
}, 'granted');
const gotMessage = new Promise(resolve => {
bc.addEventListener('message', e => {
resolve(e.data);
}, {
once: true
});
});
const url = `resources/notification-on-activation.html?uid=${uid}`;
window.open(url, '_blank', 'noopener');
const result = await gotMessage;
assert_equals(result, 'notification showed');
}, `it is allowed to access the notification API in the prerenderingchange
event`);
promise_test(async t => {
const uid = token();
const bc = new PrerenderChannel('test-channel', uid);
t.add_cleanup(_ => bc.close());
await test_driver.set_permission({
name: 'notifications'
}, 'granted');
const gotMessage = new Promise(resolve => {
bc.addEventListener('message', e => {
resolve(e.data);
}, {
once: true
});
});
const url = `resources/notification-before-activation.html?uid=${uid}`;
window.open(url, '_blank', 'noopener');
const result = await gotMessage;
const expected = [{
event: 'Notification permission is default',
prerendering: true
},
{
event: 'started waiting notification',
prerendering: true
},
{
event: 'prerendering change',
prerendering: false
},
{
event: 'permission was granted',
prerendering: false
},
{
event: 'notification displayed',
prerendering: false
},
{
event: 'finished waiting notification',
prerendering: false
},
];
length = Math.min(result.length, expected.length);
let i = 0;
for (i = 0; i < length; i++) {
assert_equals(result[i].event, expected[i].event, `event[${i}]`);
assert_equals(result[i].prerendering, expected[i].prerendering,
`prerendering[${i}]`);
}
assert_equals(i, expected.length);
// Send a close signal to PrerenderEventCollector on the prerendered page.
new PrerenderChannel('close', uid).postMessage('');
},
`Displaying Notification should be deferred until the prerendered page is
activated`);
</script>
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