1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
<!doctype html>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/helper.sub.js"></script>
<script src="/service-workers/service-worker/resources/test-helpers.sub.js"></script>
<script>
// When a service worker is unregistered when a controlled page is in BFCache,
// the page can be still restored from BFCache and remain controlled by the
// service worker.
promise_test(async t => {
// Register a service worker and make this page controlled.
const workerUrl =
'resources/service-worker.js?pipe=header(Service-Worker-Allowed,../)';
const registration =
await service_worker_unregister_and_register(t, workerUrl, './');
t.add_cleanup(_ => registration.unregister());
await wait_for_state(t, registration.installing, 'activated');
const controllerChanged = new Promise(
resolve => navigator.serviceWorker.oncontrollerchange = resolve);
await claim(t, registration.active);
await controllerChanged;
const pageA = new RemoteContext(token());
const pageB = new RemoteContext(token());
const urlA = location.origin + executorPath + pageA.context_id;
const urlB = originCrossSite + executorPath + pageB.context_id;
// Open `urlA`.
window.open(urlA, '_blank', 'noopener');
await pageA.execute_script(waitForPageShow);
assert_true(
await pageA.execute_script(
() => (navigator.serviceWorker.controller !== null)),
'pageA should be controlled before navigation');
await storeClients(t, registration.active);
// Navigate to `urlB`.
await pageA.execute_script(
(url) => prepareNavigation(() => {
location.href = url;
}),
[urlB]);
await pageB.execute_script(waitForPageShow);
// Posting a message to a client should evict it from the bfcache.
await postMessageToStoredClients(t, registration.active);
// Back navigate and check whether the page is restored from BFCache.
await pageB.execute_script(
() => {
prepareNavigation(() => { history.back(); });
}
);
await pageA.execute_script(waitForPageShow);
await assert_not_bfcached(pageA);
await pageA.execute_script(() => navigator.serviceWorker.ready);
assert_true(
await pageA.execute_script(
() => (navigator.serviceWorker.controller !== null)),
'pageA should be controlled after history navigation');
}, 'Client.postMessage while a controlled page is in BFCache');
</script>
|
