revoke-iframe-navigation.https.html

<!DOCTYPE html>
<title>Test that window.fence.disableUntrustedNetwork disables
  navigations of iframes nested in fenced frames.</title>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/utils.js"></script>

<body>
<script>

promise_test(async(t) => {
  const fencedframe = await attachFencedFrameContext();
  await fencedframe.execute(async () => {
    await window.fence.disableUntrustedNetwork();
  });
  const navigation_promise =
      fencedframe.execute(async () => {
        const nested_iframe = await attachIFrameContext();
        return nested_iframe.execute(() => { return 'nav success'; }); },
      []);
  const result = await Promise.race([
      navigation_promise,
      new Promise((resolve, reject) => t.step_timeout(
        () => resolve('timeout'), 2000))]);
  assert_equals(result, 'timeout');
}, 'window.fence.disableUntrustedNetwork disables FF->IF navigation');

</script>
</body>

chromium/third_party/blink/web_tests/wpt_internal/fenced_frame/revoke-iframe-navigation.https.html