fetch-no-credentials.https.html

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<!DOCTYPE html>

<meta charset="utf-8">

<title>DBSC does not refresh cross-site fetch without credentials</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/common/get-host-info.sub.js"></script>

<script src="helper.js" type="module"></script>

<script type="module">

  import { documentHasCookie, expireCookie, waitForCookie, addCookieAndSessionCleanup, setupShardedServerState, configureServer } from "./helper.js";

  promise_test(async t => {

    const testId = await setupShardedServerState();

    const expectedCookieAndValue = "auth_cookie=abcdef0123";

    const expectedCookieAndAttributes = `${expectedCookieAndValue};Domain=${location.hostname};Path=/device-bound-session-credentials`;

    addCookieAndSessionCleanup(t);

    // Prompt starting a session, and wait until registration completes.

    const loginResponse = await fetch('login.py');

    assert_equals(loginResponse.status, 200);

    await waitForCookie(expectedCookieAndValue, /*expectCookie=*/true);

    // Expire the cookies

    expireCookie(expectedCookieAndAttributes);

    // Setup for receiving messages

    let messageCallbacks = [];

    function messageListener(event) {

      if (messageCallbacks.length > 0) {

          messageCallbacks[0](event.data);

          messageCallbacks.shift();

};

    window.addEventListener("message", messageListener);

    t.add_cleanup(() => {

      window.removeEventListener("message", messageListener);

});

    function getMessage() {

        return new Promise((resolve, reject) => {

            messageCallbacks.push(resolve);

});

    // Create a cross-site iframe that's going to try to fetch without credentials

    let iframe = document.createElement('iframe');

    iframe.src = `${get_host_info().HTTPS_NOTSAMESITE_ORIGIN}/device-bound-session-credentials/fetch-verify-authenticated.https.html`;

    document.body.appendChild(iframe);

    let statusCode = await getMessage();

    assert_equals(statusCode, 401);

    // We should not have refreshed.

    assert_false(documentHasCookie(expectedCookieAndValue));

  }, "A cross-site fetch without credentials should not refresh");

</script>