unregister-then-register.https.html

Enable keyboard shortcuts

This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /service-workers/service-worker/unregister-then-register.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="resources/test-helpers.sub.js"></script>

<script>

var worker_url = 'resources/empty-worker.js';

promise_test(async function(t) {

    const scope = 'resources/scope/re-register-resolves-to-new-value';

    const registration = await service_worker_unregister_and_register(t, worker_url, scope);

    t.add_cleanup(() => registration.unregister());

    await wait_for_state(t, registration.installing, 'activated');

    await registration.unregister();

    const newRegistration = await navigator.serviceWorker.register(worker_url, { scope });

    t.add_cleanup(() => newRegistration.unregister());

    assert_not_equals(

      registration, newRegistration,

      'register should resolve to a new value'

);

  }, 'Unregister then register resolves to a new value');

promise_test(async function(t) {

  const scope = 'resources/scope/re-register-while-old-registration-in-use';

  const registration = await service_worker_unregister_and_register(t, worker_url, scope);

  t.add_cleanup(() => registration.unregister());

  await wait_for_state(t, registration.installing, 'activated');

  const frame = await with_iframe(scope);

  t.add_cleanup(() => frame.remove());

  await registration.unregister();

  const newRegistration = await navigator.serviceWorker.register(worker_url, { scope });

  t.add_cleanup(() => newRegistration.unregister());

  assert_not_equals(

    registration, newRegistration,

    'Unregister and register should always create a new registration'

);

}, 'Unregister then register does not resolve to the original value even if the registration is in use.');

promise_test(function(t) {

    var scope = 'resources/scope/re-register-does-not-affect-existing-controllee';

    var iframe;

    var registration;

    var controller;

    return service_worker_unregister_and_register(t, worker_url, scope)

      .then(function(r) {

          t.add_cleanup(function() {

            return service_worker_unregister(t, scope);

});

          registration = r;

          return wait_for_state(t, r.installing, 'activated');

})

      .then(function() {

          return with_iframe(scope);

})

      .then(function(frame) {

          iframe = frame;

          controller = iframe.contentWindow.navigator.serviceWorker.controller;

          return registration.unregister();

})

      .then(function() {

          return navigator.serviceWorker.register(worker_url, { scope: scope });

})

      .then(function(newRegistration) {

          assert_equals(registration.installing, null,

                        'installing version is null');

          assert_equals(registration.waiting, null, 'waiting version is null');

          assert_equals(

              iframe.contentWindow.navigator.serviceWorker.controller,

              controller,

              'the worker from the first registration is the controller');

          iframe.remove();

});

  }, 'Unregister then register does not affect existing controllee');

promise_test(async function(t) {

  const scope = 'resources/scope/resurrection';

  const altWorkerURL = worker_url + '?alt';

  const registration = await service_worker_unregister_and_register(t, worker_url, scope);

  t.add_cleanup(() => registration.unregister());

  await wait_for_state(t, registration.installing, 'activating');

  const iframe = await with_iframe(scope);

  t.add_cleanup(() => iframe.remove());

  await registration.unregister();

  const newRegistration = await navigator.serviceWorker.register(altWorkerURL, { scope });

  t.add_cleanup(() => newRegistration.unregister());

  assert_equals(newRegistration.active, null, 'Registration is new');

  await wait_for_state(t, newRegistration.installing, 'activating');

  const newIframe = await with_iframe(scope);

  t.add_cleanup(() => newIframe.remove());

  const iframeController = iframe.contentWindow.navigator.serviceWorker.controller;

  const newIframeController = newIframe.contentWindow.navigator.serviceWorker.controller;

  assert_not_equals(iframeController, newIframeController, 'iframes have different controllers');

}, 'Unregister then register does not resurrect the registration');

</script>