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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: 34bd5b1a3394e0ffcae29aae509057bfd1fa3935 authored by Yutaka Hirano on 03 April 2018, 03:15:14 UTC
fix
Tip revision: 34bd5b1
unregister-then-register.https.html 
<!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';

async_test(function(t) {
    var scope = 'resources/scope/re-register-resolves-to-new-value';
    var registration;

    service_worker_unregister_and_register(t, worker_url, scope)
      .then(function(r) {
          registration = r;
          return wait_for_state(t, r.installing, 'activated');
        })
      .then(function() {
          return registration.unregister();
        })
      .then(function() {
          return navigator.serviceWorker.register(worker_url, { scope: scope });
        })
      .then(function(new_registration) {
          assert_not_equals(registration, new_registration,
                            'register should resolve to a new value');
          service_worker_unregister_and_done(t, scope);
        })
      .catch(unreached_rejection(t));
  }, 'Unregister then register resolves to a new value');

async_test(function(t) {
    var scope = 'resources/scope/re-register-while-old-registration-in-use';
    var registration;

    service_worker_unregister_and_register(t, worker_url, scope)
      .then(function(r) {
          registration = r;
          return wait_for_state(t, r.installing, 'activated');
        })
      .then(function() {
          return with_iframe(scope);
        })
      .then(function(frame) {
          return registration.unregister();
        })
      .then(function() {
          return navigator.serviceWorker.register(worker_url, { scope: scope });
        })
      .then(function(new_registration) {
          assert_equals(registration, new_registration,
                        'new registration should resolve to the same registration');
          service_worker_unregister_and_done(t, scope);
        })
      .catch(unreached_rejection(t));
  }, 'Unregister then register resolves to the original value if the ' +
         'registration is in use.');

async_test(function(t) {
    var scope = 'resources/scope/complete-unregistration-followed-by-' +
                'reloading-controllee-iframe';
    var registration;
    var frame;
    var service_worker;
    service_worker_unregister_and_register(t, worker_url, scope)
      .then(function(r) {
          registration = r;
          return wait_for_state(t, r.installing, 'activated');
        })
      .then(function() {
          return with_iframe(scope);
        })
      .then(function(f) {
          frame = f;
          return registration.unregister();
        })
      .then(function() {
          return new Promise(function(resolve) {
              frame.onload = resolve;
              frame.contentWindow.location.reload();
            });
        })
      .then(function() {
          var c = frame.contentWindow.navigator.serviceWorker.controller;
          assert_equals(c, null, 'a page after unregistration should not be ' +
                                 'controlled by service worker');
          return navigator.serviceWorker.getRegistration(scope);
        })
      .then(function(r) {
          assert_equals(r, undefined, 'getRegistration should return ' +
                                      'undefined after unregistration');
          service_worker_unregister_and_done(t, scope);
        })
      .catch(unreached_rejection(t));
}, 'Reloading the last controlled iframe after unregistration should ensure ' +
   'the deletion of the registration');

async_test(function(t) {
    var scope = 'resources/scope/re-register-does-not-affect-existing-controllee';
    var iframe;
    var registration;
    var controller;

    service_worker_unregister_and_register(t, worker_url, scope)
      .then(function(r) {
          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(registration) {
          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();
          service_worker_unregister_and_done(t, scope);
        })
      .catch(unreached_rejection(t));
  }, 'Unregister then register does not affect existing controllee');

async_test(function(t) {
    var scope = 'resources/scope/resurrection';
    var iframe;
    var registration;

    service_worker_unregister_and_register(t, worker_url, scope)
      .then(function(r) {
          registration = r;
          return wait_for_state(t, r.installing, 'activated');
        })
      .then(function() {
          return with_iframe(scope);
        })
      .then(function(frame) {
          iframe = frame;
          return registration.unregister();
        })
      .then(function() {
          return navigator.serviceWorker.register(worker_url, { scope: scope });
        })
      .then(function() {
          iframe.remove();
          return with_iframe(scope);
        })
      .then(function(frame) {
          assert_not_equals(
              frame.contentWindow.navigator.serviceWorker.controller, null,
              'document should have a controller');
          frame.remove();
          service_worker_unregister_and_done(t, scope);
        })
      .catch(unreached_rejection(t));
  }, 'Unregister then register resurrects the registration');
</script>
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