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// META: title=Cookie Store API: cookiechange event in ServiceWorker with overlapping subscriptions
// META: global=serviceworker
'use strict';
const kScope = '/cookie-store/does/not/exist';
// Resolves when the service worker receives the 'activate' event.
const kServiceWorkerActivatedPromise = new Promise((resolve) => {
self.addEventListener('activate', event => { resolve(); });
});
// Accumulates cookiechange events dispatched to the service worker.
let g_cookie_changes = [];
// Resolved when a cookiechange event is received. Rearmed by
// RearmCookieChangeReceivedPromise().
let g_cookie_change_received_promise = null;
let g_cookie_change_received_promise_resolver = null;
self.addEventListener('cookiechange', (event) => {
g_cookie_changes.push(event);
if (g_cookie_change_received_promise_resolver) {
g_cookie_change_received_promise_resolver();
RearmCookieChangeReceivedPromise();
}
});
function RearmCookieChangeReceivedPromise() {
g_cookie_change_received_promise = new Promise((resolve) => {
g_cookie_change_received_promise_resolver = resolve;
});
}
RearmCookieChangeReceivedPromise();
promise_test(async testCase => {
await kServiceWorkerActivatedPromise;
const subscriptions = [
{ name: 'cookie-name' },
{ url: `${kScope}/path` }
];
await registration.cookies.subscribe(subscriptions);
testCase.add_cleanup(() => registration.cookies.unsubscribe(subscriptions));
await cookieStore.set('cookie-name', 'cookie-value');
testCase.add_cleanup(async () => {
await cookieStore.delete('cookie-name');
});
testCase.add_cleanup(() => { g_cookie_changes = []; });
await g_cookie_change_received_promise;
testCase.add_cleanup(() => RearmCookieChangeReceivedPromise());
// To ensure that we are accounting for all events dispatched by the first
// cookie change, we initiate and listen for a final cookie change that we
// know will dispatch a single event.
await cookieStore.set('coo', 'coo-value');
testCase.add_cleanup(async () => {
await cookieStore.delete('coo');
});
testCase.add_cleanup(() => { g_cookie_changes = []; });
await g_cookie_change_received_promise;
testCase.add_cleanup(() => RearmCookieChangeReceivedPromise());
assert_equals(g_cookie_changes.length, 2);
{
const event = g_cookie_changes[0];
assert_equals(event.type, 'cookiechange');
assert_equals(event.changed.length, 1);
assert_equals(event.changed[0].name, 'cookie-name');
assert_equals(event.changed[0].value, 'cookie-value');
assert_equals(event.deleted.length, 0);
assert_true(event instanceof ExtendableCookieChangeEvent);
assert_true(event instanceof ExtendableEvent);
}
{
const event = g_cookie_changes[1];
assert_equals(event.type, 'cookiechange');
assert_equals(event.changed.length, 1);
assert_equals(event.changed[0].name, 'coo');
assert_equals(event.changed[0].value, 'coo-value');
assert_equals(event.deleted.length, 0);
assert_true(event instanceof ExtendableCookieChangeEvent);
assert_true(event instanceof ExtendableEvent);
}
}, '1 cookiechange event dispatched with cookie change that matches multiple ' +
'subscriptions');
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