Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Warnings
- This test has a WPT meta file that disables it given conditions:
- This WPT test may be referenced by the following Test IDs:
- /html/cross-origin-embedder-policy/credentialless/service-worker-coep-credentialless-proxy.https.window.html - WPT Dashboard Interop Dashboard
// META: script=/common/get-host-info.sub.js
// META: script=/common/utils.js
// META: script=/common/dispatcher/dispatcher.js
// META: script=./resources/common.js
// META: script=/service-workers/service-worker/resources/test-helpers.sub.js
const same_origin = get_host_info().HTTPS_ORIGIN;
const cross_origin = get_host_info().HTTPS_REMOTE_ORIGIN;
promise_test(async test => {
const this_token_1 = token();
const this_token_2 = token();
// Register a COEP:credentialless ServiceWorker.
const sw_token = token();
const sw_url =
executor_service_worker_path + coep_credentialless + `&uuid=${sw_token}`;
// Executors should be controlled by the service worker.
const scope = executor_path;
const sw_registration =
await service_worker_unregister_and_register(test, sw_url, scope);
test.add_cleanup(() => sw_registration.unregister());
await wait_for_state(test, sw_registration.installing, 'activated');
// Configure the ServiceWorker to proxy the fetch requests. Wait for the
// worker to be installed and activated.
send(sw_token, `
fetchHandler = event => {
if (!event.request.url.includes("/proxied"))
return;
send("${this_token_1}", "ServiceWorker: Proxying");
// Response with a cross-origin no-cors resource.
const url = "${cross_origin}" + "/common/blank.html";
event.respondWith(new Promise(async resolve => {
try {
let response = await fetch(url, {
mode: "no-cors",
credentials: "include"
});
send("${this_token_1}", "ServiceWorker: Fetch success");
resolve(response);
} catch (error) {
send("${this_token_1}", "ServiceWorker: Fetch failure");
resolve(new Response("", {status: 400}));
}
}));
}
await clients.claim();
send("${this_token_1}", serviceWorker.state);
`)
assert_equals(await receive(this_token_1), "activated");
// Create a COEP:credentialless document.
const document_token = environments["document"](coep_credentialless)[0];
// The document fetches a same-origin no-cors resource. The requests needs to
// be same-origin to be handled by the ServiceWorker.
send(document_token, `
try {
const response = await fetch("/proxied", { mode: "no-cors", });
send("${this_token_2}", "Document: Fetch success");
} catch (error) {
send("${this_token_2}", "Document: Fetch error");
}
`);
// The COEP:credentialless ServiceWorker is able to handle the cross-origin
// no-cors request, requested with credentials.
assert_equals(await receive(this_token_1), "ServiceWorker: Proxying");
assert_equals(await receive(this_token_1), "ServiceWorker: Fetch success");
// The COEP:credentialless Document is allowed by CORP to get it.
assert_equals(await receive(this_token_2), "Document: Fetch success");
// test.add_cleanup doesn't allow waiting for a promise. Unregistering a
// ServiceWorker is an asynchronous operation. It might not be completed on
// time for the next test. Do it here for extra flakiness safety.
await sw_registration.unregister()
}, "COEP:credentialless ServiceWorker");