credential-management/fedcm-auto-reauthn-without-approved-clients.https.html

<!DOCTYPE html>
<title>Federated Credential Management API auto reauthentication without approved client.</title>
<link rel="help" href="https://fedidcg.github.io/FedCM">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>

<script type="module">
import {request_options_with_mediation_optional,
        fedcm_test,
        mark_signed_in,
        select_manifest,
        fedcm_get_and_select_first_account} from './support/fedcm-helper.sub.js';

fedcm_test(async t => {
  await mark_signed_in();
  let test_options = request_options_with_mediation_optional(
      "manifest_with_single_account.json");
  test_options.identity.providers[0].clientId = 'nomatch';
  await select_manifest(t, test_options);

  // Signs in john_doe so that they will be a returning user
  let cred = await fedcm_get_and_select_first_account(t, test_options);
  assert_equals(cred.token, "account_id=john_doe");

  test_options.mediation = 'silent';
  cred = navigator.credentials.get(test_options);
  return promise_rejects_dom(t, 'NetworkError', cred);
}, "Test that if the clientId is missing from approved_clients then auto\
reauthentication cannot occur.");
</script>