<!doctype html>
<link rel="help" href="https://wicg.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 src="/common/get-host-info.sub.js"></script>
<div id=log>
<script type="module">
'use strict';

import {fedcm_test, set_fedcm_cookie} from './support/fedcm-helper.sub.js';

const host = get_host_info();
// This regex removes the filename from the path so that we just get
// the directory.
const basePath = window.location.pathname.replace(/\/[^\/]*$/, '/');
const remoteBaseURL = host.HTTPS_REMOTE_ORIGIN + basePath;
const localhostBaseURL = "http://localhost:" + host.HTTP_PORT + basePath;

async function createIframeAndWaitForMessage(test, iframeUrl, setPermissionPolicy, style = "") {
    const messageWatcher = new EventWatcher(test, window, "message");
    var iframe = document.createElement("iframe");
    iframe.src = iframeUrl;
    if (setPermissionPolicy) {
      iframe.allow = "identity-credentials-get";
    }
    if (style !== "") {
      iframe.style = style;
    }
    document.body.appendChild(iframe);
    let message = null;
    // Ignore internal "testdriver-complete" messages.
    do {
        message = await messageWatcher.wait_for("message");
    } while (!("result" in message.data));
    return message.data;
}

fedcm_test(async t => {
  const message = await createIframeAndWaitForMessage(
      t, remoteBaseURL + "support/fedcm-iframe.html",
      /*setPermissionPolicy=*/false);
  assert_equals(message.result, "Fail");
  assert_equals(message.errorType, "NotAllowedError");
}, "FedCM disabled in cross origin iframe without permissions policy");

fedcm_test(async t => {
  const message = await createIframeAndWaitForMessage(
      t, remoteBaseURL + "support/fedcm-iframe-level2.html",
      /*setPermissionPolicy=*/true);
  assert_equals(message.result, "Pass");
  assert_equals(message.token, "token");
}, "FedCM enabled in 2 level deep nested iframe. FedCM should be enabled regardless of iframe nesting depth");

fedcm_test(async t => {
  const message = await createIframeAndWaitForMessage(
      t, remoteBaseURL + "support/fedcm-iframe.html",
      /*setPermissionPolicy=*/true, /*style=*/"display:none;");
  assert_equals(message.result, "Pass");
  assert_equals(message.token, "token");
}, "FedCM enabled in invisible iframe. FedCM should be enabled as long as the top frame is visible");

fedcm_test(async t => {
  const message = await createIframeAndWaitForMessage(
      t, remoteBaseURL + "support/fedcm-iframe-level2.html",
      /*setPermissionPolicy=*/false);
  assert_equals(message.result, "Fail");
  assert_equals(message.errorType, "NotAllowedError");
}, "FedCM disabled in 2 level deep nested iframe where middle iframe does not have permission policy");

fedcm_test(async t => {
  const message = await createIframeAndWaitForMessage(
      t, remoteBaseURL + "support/fedcm-iframe-level2.html?permission=0",
      /*setPermissionPolicy=*/true);
  assert_equals(message.result, "Fail");
  assert_equals(message.errorType, "NotAllowedError");
}, "FedCM disabled in 2 level deep nested iframe where innermost iframe does not have permission policy");

fedcm_test(async t => {
  // This is only an iframe because there's no other way to have this URL
  // loaded from localhost.
  const message = await createIframeAndWaitForMessage(
      t, localhostBaseURL + "support/fedcm-iframe.html",
      /*setPermissionPolicy=*/true);
  assert_equals(message.result, "Pass");
  assert_equals(message.token, "token");
}, "FedCM should work in non-HTTPS URLs on localhost");

</script>