<!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>
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);
// Get Clients.matchAll() and check whether `pageA` is controlled.
// Actual `assert_*()` is called after `assert_bfcached()` below.
const clients1 = await (await fetch('/get-clients-matchall')).json();
const controlled1 = await pageA.execute_script(
() => (navigator.serviceWorker.controller !== null));
// Navigate to `urlB` and get Clients.matchAll() when `urlA` is in BFCache.
await pageA.execute_script(
(url) => prepareNavigation(() => {
location.href = url;
}),
[urlB]);
await pageB.execute_script(waitForPageShow);
const clients2 = await (await fetch('/get-clients-matchall')).json();
// 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_bfcached(pageA);
// Get Clients.matchAll() and check whether `pageA` is controlled.
const clients3 = await (await fetch('/get-clients-matchall')).json();
const controlled3 = await pageA.execute_script(
() => (navigator.serviceWorker.controller !== null));
// Clients.matchAll() should not list `urlA` when it is in BFCache.
assert_true(clients1.indexOf(urlA) >= 0,
'1: matchAll() before navigation');
assert_true(clients2.indexOf(urlA) < 0,
'2: matchAll() before back navigation');
assert_true(clients3.indexOf(urlA) >= 0,
'3: matchAll() after back navigation');
// `pageA` should be controlled before/after BFCached.
assert_true(controlled1,
'pageA should be controlled before BFCached');
assert_true(controlled3,
'pageA should be controlled after restored');
}, 'Clients.matchAll() should not list pages in BFCache');
</script>
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