long-animation-frame/loaf-iframe-crossorigin.html

<!DOCTYPE HTML>
<meta charset=utf-8>
<title>Long Animation Frame Timing: iframes (cross-origin)</title>
<meta name="timeout" content="long">
<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/utils.js"></script>
<div id="log"></div>
<script>
const host_info = get_host_info();

for (const type of ["REMOTE_ORIGIN", "HTTP_NOTSAMESITE_ORIGIN"]) {
    promise_test(async t => {
      const [executor] = await prepare_exec_iframe(t, host_info[type]);
      await expect_no_long_frame(() => executor.execute_script((duration) => {
          const deadline = performance.now() + duration;
          while (performance.now() < deadline) {}
      }, [very_long_frame_duration]), t);
  }, `A long busy wait in a ${type} iframe is not a long animation frame`);
}

</script>
</body>