<!DOCTYPE html>
<title>Federated Credential Management API multi IDP get before and after onload test.</title>
<link rel="help" href="https://fedidcg.github.io/FedCM">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<body>

<script type="module">
import {set_fedcm_cookie, set_alt_fedcm_cookie, request_options_with_mediation_required, alt_request_options_with_mediation_required} from '../support/fedcm-helper.sub.js';

let cookies_promise = Promise.all([set_fedcm_cookie(), set_alt_fedcm_cookie()]);
let has_window_loaded = false;
const window_loaded = new Promise(resolve => {
  window.addEventListener('load', () => {
    has_window_loaded = true;
    resolve();
  });
});

promise_test(async t => {
  let first_cred_resolved = false;
  assert_false(has_window_loaded);
  // First navigator.credentials.get() is called prior to window.onload
  const first_cred = navigator.credentials.get(request_options_with_mediation_required()).finally(() => { first_cred_resolved = true; });
  await Promise.all([cookies_promise, window_loaded]);
  assert_true(has_window_loaded);
  assert_false(first_cred_resolved);
  // Second navigator.credentials.get() is called after window.onload but before first navigator.credentials.get() resolves
  const second_cred = navigator.credentials.get(alt_request_options_with_mediation_required());
  const rejection = promise_rejects_dom(t, 'NotAllowedError', second_cred);
  const first = await first_cred;
  assert_equals(first.token, "token");
  return rejection;
}, "When there's a `get` call before onload, a `get` call which occurs after onload but before the first `get` call resolves, should be rejected.");

</script>
