src/third_party/WebKit/LayoutTests/http/tests/serviceworker/registration-end-to-end.html

   1 <!DOCTYPE html>
   2 <title>Service Worker: registration end-to-end</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 var t = async_test('Registration: end-to-end');
   8 t.step(function() {
   9
  10     var serviceWorkerStates = [];
  11     var lastServiceWorkerState = '';
  12     var receivedMessageFromPort = '';
  13     var currentChangeCount = 0;
  14
  15     assert_true(navigator.serviceWorker instanceof ServiceWorkerContainer);
  16     assert_equals(typeof navigator.serviceWorker.register, 'function');
  17     assert_equals(typeof navigator.serviceWorker.unregister, 'function');
  18
  19     navigator.serviceWorker.oncurrentchange = function() {
  20         ++currentChangeCount;
  21     };
  22
  23     // This always tests fresh registration, so unregister it first.
  24     navigator.serviceWorker.unregister('/in-scope/*').then(
  25         t.step_func(doRegister),
  26         unreached_func(t, 'unregister should not reject')
  27     );
  28
  29     function doRegister() {
  30         navigator.serviceWorker.register(
  31                 'resources/end-to-end-worker.js',
  32                 {scope: '/in-scope/*'}
  33         ).then(
  34             t.step_func(onRegister)
  35         ).catch(
  36             unreached_func(t, 'Registration failed')
  37         );
  38     }
  39
  40     function sendMessagePort(worker, from) {
  41         var messageChannel = new MessageChannel();
  42         worker.postMessage({from:from, port:messageChannel.port2}, [messageChannel.port2]);
  43         return messageChannel.port1;
  44     }
  45
  46
  47     var sawMessage, sawActive;
  48     var messagePromise = new Promise(function(resolve) { sawMessage = resolve; });
  49     var activePromise = new Promise(function(resolve) { sawActive = resolve; });
  50
  51     function onRegister(sw) {
  52         serviceWorkerStates.push(sw.state);
  53         lastServiceWorkerState = sw.state;
  54
  55         var sawMessage = new Promise(t.step_func(function(resolve) {
  56             sendMessagePort(sw, 'registering doc').onmessage = t.step_func(function (e) {
  57                 receivedMessageFromPort = e.data;
  58                 resolve();
  59             });
  60         }));
  61
  62         var sawActive = new Promise(t.step_func(function(resolve) {
  63             sw.onstatechange = t.step_func(function() {
  64                 serviceWorkerStates.push(sw.state);
  65
  66                 switch (sw.state) {
  67                 case 'installing':
  68                     assert_equals(lastServiceWorkerState, 'parsed');
  69                     break;
  70                 case 'installed':
  71                     assert_equals(lastServiceWorkerState, 'installing');
  72                     break;
  73                 case 'activating':
  74                     assert_equals(lastServiceWorkerState, 'installed');
  75                     break;
  76                 case 'active':
  77                     assert_equals(lastServiceWorkerState, 'activating');
  78                     break;
  79                 default:
  80                     unreached_func(t, 'Unexpected state: ' + sw.state);
  81                 }
  82
  83                 lastServiceWorkerState = sw.state;
  84                 if (sw.state === 'active')
  85                     resolve();
  86             });
  87         }));
  88
  89         Promise.all([sawMessage, sawActive]).then(t.step_func(function() {
  90             assert_array_equals(serviceWorkerStates,
  91                                 ['parsed', 'installing', 'installed', 'activating', 'active'],
  92                                 'Service worker should pass through four states');
  93
  94             assert_equals(currentChangeCount, 0,
  95                           'Should not see current changes since document is out of scope');
  96
  97             assert_equals(receivedMessageFromPort, 'Ack for: registering doc');
  98
  99             t.done();
 100         }));
 101     }
 102 });
 103 </script>