resource-timing/cross-origin-iframe.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Test ResourceTiming reporting for cross-origin iframe.</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="resources/entry-invariants.js"></script>
<script src="resources/observe-entry.js"></script>
</head>
<body>
<body>
<script>
  const {REMOTE_ORIGIN} = get_host_info();

  promise_test(async t => {
    const iframe = document.createElement('iframe');
    t.add_cleanup(() => iframe.remove());
    iframe.src = `${REMOTE_ORIGIN}/resource-timing/resources/green.html`;
    document.body.appendChild(iframe);
    const entry = await observe_entry(iframe.src);
    invariants.assert_tao_failure_resource(entry);
  }, "A cross-origin iframe should report an opaque RT entry");

  promise_test(async t => {
    const iframe = document.createElement('iframe');
    t.add_cleanup(() => iframe.remove());
    iframe.src = `${REMOTE_ORIGIN}/resource-timing/resources/TAOResponse.py?tao=wildcard`;
    document.body.appendChild(iframe);
    const entry = await observe_entry(iframe.src);
    invariants.assert_tao_pass_no_redirect_http(entry);
  }, "A cross-origin iframe with TAO enabled should report a full RT entry");

  </script>