third_party/WebKit/LayoutTests/http/tests/notifications/resources/instrumentation-service-worker.js

   1 importScripts('/resources/testharness-helpers.js');
   2
   3 // For copying Notification.data. Currently a deep copy algorithm is used. Note
   4 // that the robustness of this function (and also |assert_object_equals| in
   5 // testharness.js) affects the types of possible testing can be done.
   6 // TODO(peter): change this to a structured clone algorithm.
   7 function cloneObject(src) {
   8     if (typeof src != 'object' || src === null)
   9         return src;
  10     var dst = Array.isArray(src) ? [] : {};
  11     for (var property in src) {
  12         if (src.hasOwnProperty(property))
  13             dst[property] = cloneObject(src[property]);
  14     }
  15     return dst;
  16 }
  17
  18 // Copies the serializable attributes of |notification|.
  19 function cloneNotification(notification) {
  20     var copiedNotification = JSON.parse(stringifyDOMObject(notification));
  21     copiedNotification.data = cloneObject(notification.data);
  22     return copiedNotification;
  23 }
  24
  25 // Allows a document to exercise the Notifications API within a service worker by sending commands.
  26 var messagePort = null;
  27
  28 addEventListener('message', function(workerEvent) {
  29     messagePort = workerEvent.data;
  30
  31     // Listen to incoming commands on the message port.
  32     messagePort.onmessage = function(event) {
  33         if (typeof event.data != 'object' || !event.data.command)
  34             return;
  35
  36         switch (event.data.command) {
  37             case 'permission':
  38                 messagePort.postMessage({ command: event.data.command,
  39                                           value: Notification.permission });
  40                 break;
  41
  42             case 'show':
  43                 registration.showNotification(event.data.title, event.data.options).then(function() {
  44                     messagePort.postMessage({ command: event.data.command,
  45                                               success: true });
  46                 }, function(error) {
  47                     messagePort.postMessage({ command: event.data.command,
  48                                               success: false,
  49                                               message: error.message });
  50                 });
  51                 break;
  52
  53             case 'get':
  54                 var filter = {};
  55                 if (typeof (event.data.filter) !== 'undefined')
  56                     filter = event.data.filter;
  57
  58                 registration.getNotifications(filter).then(function(notifications) {
  59                     var clonedNotifications = [];
  60                     for (var notification of notifications)
  61                         clonedNotifications.push(cloneNotification(notification));
  62
  63                     messagePort.postMessage({ command: event.data.command,
  64                                               success: true,
  65                                               notifications: clonedNotifications });
  66                 }, function(error) {
  67                     messagePort.postMessage({ command: event.data.command,
  68                                               success: false,
  69                                               message: error.message });
  70                 });
  71                 break;
  72
  73             case 'request-permission-exists':
  74                 messagePort.postMessage({ command: event.data.command,
  75                                           value: 'requestPermission' in Notification });
  76                 break;
  77
  78             default:
  79                 messagePort.postMessage({ command: 'error', message: 'Invalid command: ' + event.data.command });
  80                 break;
  81         }
  82     };
  83
  84     // Notify the controller that the worker is now available.
  85     messagePort.postMessage('ready');
  86 });
  87
  88 addEventListener('notificationclick', function(event) {
  89     var notificationCopy = cloneNotification(event.notification);
  90
  91     // Notifications containing "ACTION:CLOSE" in their message will be closed
  92     // immediately by the Service Worker.
  93     if (event.notification.body.indexOf('ACTION:CLOSE') != -1)
  94         event.notification.close();
  95
  96     // Notifications containing "ACTION:OPENWINDOW" in their message will attempt
  97     // to open a new window for an example URL.
  98     if (event.notification.body.indexOf('ACTION:OPENWINDOW') != -1)
  99         event.waitUntil(clients.openWindow('https://example.com/'));
 100
 101     messagePort.postMessage({ command: 'click',
 102                               notification: notificationCopy,
 103                               action: event.action });
 104 });