chromium/third_party/blink/web_tests/external/wpt/service-workers/service-worker/client-url-of-blob-url-worker.https.html

<!DOCTYPE html>
<title>Service Worker: client.url of a worker created from a blob URL</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>

const SCRIPT = 'resources/client-url-of-blob-url-worker.js';
const SCOPE = 'resources/client-url-of-blob-url-worker.html';

promise_test(async (t) => {
  const reg = await service_worker_unregister_and_register(t, SCRIPT, SCOPE);
  t.add_cleanup(_ => reg.unregister());
  await wait_for_state(t, reg.installing, 'activated');

  const frame = await with_iframe(SCOPE);
  t.add_cleanup(_ => frame.remove());
  assert_not_equals(frame.contentWindow.navigator.serviceWorker.controller,
                    null, 'frame should be controlled');

  const response = await frame.contentWindow.createAndFetchFromBlobWorker();

  assert_not_equals(response.result, 'one worker client should exist',
                    'worker client should exist');
  assert_equals(response.result, response.expected,
                'client.url and worker location href should be the same');

}, 'Client.url of a blob URL worker should be a blob URL.');
</script>