fedcm-client-metadata-not-cached.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /credential-management/fedcm-client-metadata-not-cached.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Federated Credential Management API network request tests.</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_required,

        fedcm_test,

        fedcm_get_and_select_first_account} from './support/fedcm-helper.sub.js';

fedcm_test(async t => {

  // Reset the client_metadata fetch count.

  const clear_metadata_count_path = `support/fedcm/client_metadata_clear_count.py`;

  await fetch(clear_metadata_count_path);

  // FedCM flow causes the counter of client metadata to increase by 1.

  const cred = await fedcm_get_and_select_first_account(t, request_options_with_mediation_required());

  assert_equals(cred.token, "token");

  await new Promise(resolve => {

    // Fetch the client metadata from a popup window.

    let popup_window = window.open('support/fedcm/client_metadata.py?skip_checks=1');

    const popup_window_load_handler = (event) => {

      popup_window.removeEventListener('load', popup_window_load_handler);

      popup_window.close();

      resolve();

};

    popup_window.addEventListener('load', popup_window_load_handler);

});

  const client_metadata_counter = await fetch(clear_metadata_count_path);

  const client_metadata_counter_text = await client_metadata_counter.text();

  // Check that the client metadata response is not cached. If the client metadata response was

  // cached, when the user visits the IDP as a first party, the IDP would be able to determine the

  // last RP the user visited regardless of whether the user granted consent via the FedCM prompt.

  assert_equals(client_metadata_counter_text, "2");

}, 'Test client_metadata request is not cached');

</script>