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Test Info: Warnings

<!DOCTYPE html>
<title>Federated Credential Management API network request tests.</title>
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<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_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/`;
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 ='support/fedcm/');
const popup_window_load_handler = (event) => {
popup_window.removeEventListener('load', popup_window_load_handler);
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');