third_party/WebKit/LayoutTests/http/tests/serviceworker/synced-state.html

   1 <!doctype html>
   2 <title>ServiceWorker: worker objects have synced state</title>
   3 <script src="../resources/testharness.js"></script>
   4 <script src="../resources/testharnessreport.js"></script>
   5 <script src="resources/test-helpers.js"></script>
   6 <script>
   7 // Tests that ServiceWorker objects representing the same Service Worker
   8 // entity have the same state. JS object equality is not tested, since the spec
   9 // does not require it.
  10 promise_test(function(t) {
  11     var scope = 'resources/synced-state';
  12     var script = 'resources/empty-worker.js';
  13     return service_worker_unregister_and_register(t, script, scope)
  14       .then(function(registration) {
  15           return new Promise(function(resolve) {
  16               var step = 0;
  17               registration.installing.addEventListener('statechange',
  18                                                        function(e) {
  19                   step++;
  20                   if (step == 1) {
  21                     assert_equals(e.currentTarget.state, 'installed',
  22                                   'original SW should be installed');
  23                     assert_equals(registration.installing, null,
  24                                   'in installed, .installing should be null');
  25                     assert_equals(registration.waiting.state, 'installed',
  26                                   'in installed, .waiting should be installed');
  27                     assert_equals(registration.active, null,
  28                                   'in installed, .active should be null');
  29                   } else if (step == 2) {
  30                     assert_equals(e.currentTarget.state, 'activating',
  31                                   'original SW should be activating');
  32                     assert_equals(registration.installing, null,
  33                                   'in activating, .installing should be null');
  34                     assert_equals(registration.waiting, null,
  35                                   'in activating, .waiting should be null');
  36                     assert_equals(
  37                         registration.active.state, 'activating',
  38                         'in activating, .active should be activating');
  39                   } else if (step == 3) {
  40                     assert_equals(e.currentTarget.state, 'activated',
  41                                   'original SW should be activated');
  42                     assert_equals(registration.installing, null,
  43                                   'in activated, .installing should be null');
  44                     assert_equals(registration.waiting, null,
  45                                   'in activated, .waiting should be null');
  46                     assert_equals(registration.active.state, 'activated',
  47                                   'in activated .active should be activated');
  48                     resolve();
  49                   }
  50                 })
  51             })
  52         })
  53       .then(function() {
  54           return service_worker_unregister_and_done(t, scope);
  55         });
  56   }, 'worker objects for the same entity have the same state');
  57 </script>