workers/shared-worker-partitioned.tentative.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Test partitioning of shared workers</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>

<body>
<script>
async function onload() {
  const worker = new SharedWorker("support/shared-name.js");

  let e = await new Promise((r) => {worker.port.onmessage = r});
  assert_equals(e.data.counter, 1);

  const third_party_url = new URL(
      'support/window-sw-shared-name.html',
      get_host_info().HTTP_NOTSAMESITE_ORIGIN + self.location.pathname);

  third_party_window = window.open(third_party_url);

  e = await new Promise((r) => {window.onmessage = r});
  assert_equals(e.data.counter, 1);

  third_party_window.close();
}

promise_test(onload);
</script>
</body>