MD Settings: About page, implementing update status.

chrome/test/data/webui/settings/about_page_tests.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.define('settings_about_page', function() {
   /**
    * @constructor
    * @implements {settings.AboutPageBrowserProxy}
    * @extends {settings.TestBrowserProxy}
    */
   var TestAboutPageBrowserProxy = function() {
     settings.TestBrowserProxy.call(this, [
       'pageReady',
       'refreshUpdateStatus',
       'openHelpPage',
       'openFeedbackDialog',
       'getCurrentChannel',
+      'getTargetChannel',
       'getVersionInfo',
     ]);
 
     /** @type {!VersionInfo} */
     this.versionInfo_ = {
       arcVersion: '',
       osFirmware: '',
       osVersion: '',
     };
   };
@@ skipping 16 matching lines @@
       this.methodCalled('refreshUpdateStatus');
     },
 
     /** @override */
     getCurrentChannel: function() {
       this.methodCalled('getCurrentChannel');
       return Promise.resolve(BrowserChannel.BETA);
     },
 
     /** @override */
+    getTargetChannel: function() {
+      this.methodCalled('getTargetChannel');
+      return Promise.resolve(BrowserChannel.BETA);
+    },
+
+    /** @override */
     getVersionInfo: function() {
       this.methodCalled('getVersionInfo');
       return Promise.resolve(this.versionInfo_);
     },
 
     /** @override */
     openFeedbackDialog: function() {
       this.methodCalled('openFeedbackDialog');
     },
 
     /** @override */
     openHelpPage: function() {
       this.methodCalled('openHelpPage');
     },
   };
 
   function registerAboutPageTests() {
     suite('AboutPageTest', function() {
       var page = null;
       var browserProxy = null;
 
       setup(function() {
         browserProxy = new TestAboutPageBrowserProxy();
         settings.AboutPageBrowserProxyImpl.instance_ = browserProxy;
         PolymerTest.clearBody();
         page = document.createElement('settings-about-page');
         document.body.appendChild(page);
+        return browserProxy.whenCalled('refreshUpdateStatus');
+      });
+
+      /**
+       * Test that the status icon updates according to incoming
+       * 'update-status-chanhed' events.
+       */
+      test('IconUpdates', function() {
+        function fireStatusChanged(status) {
+          cr.webUIListenerCallback('update-status-changed', {
+            status: status, message: '', progress: 0,
+          });
+        }
+
+        var SPINNER_ICON = 'chrome://resources/images/throbber_small.svg';
+
+        var icon = page.$$('iron-icon');
+        assertTrue(!!icon);
+        assertEquals(undefined, icon.icon);
+        assertEquals(undefined, icon.src);
+
+        fireStatusChanged(UpdateStatus.CHECKING);
+        assertEquals(SPINNER_ICON, icon.src);
+        assertEquals(null, icon.icon);
+
+        fireStatusChanged(UpdateStatus.UPDATING);
+        assertEquals(SPINNER_ICON, icon.src);
+        assertEquals(null, icon.icon);
+
+        fireStatusChanged(UpdateStatus.NEARLY_UPDATED);
+        assertEquals(null, icon.src);
+        assertEquals('settings:check-circle', icon.icon);
+
+        fireStatusChanged(UpdateStatus.NEARLY_UPDATED);
+        assertEquals(null, icon.src);
+        assertEquals('settings:check-circle', icon.icon);
+
+        fireStatusChanged(UpdateStatus.DISABLED_BY_ADMIN);
+        assertEquals(null, icon.src);
+        assertEquals('cr:domain', icon.icon);
+
+        fireStatusChanged(UpdateStatus.FAILED);
+        assertEquals(null, icon.src);
+        assertEquals('settings:error', icon.icon);
+
+        fireStatusChanged(UpdateStatus.DISABLED);
+        assertEquals(null, icon.src);
+        assertEquals(null, icon.icon);
       });
 
       test('GetHelp', function() {
         assertTrue(!!page.$.help);
         MockInteractions.tap(page.$.help);
         return browserProxy.whenCalled('openHelpPage');
       });
     });
   }
 
@@ skipping 60 matching lines @@
   return {
     registerTests: function() {
       if (cr.isChromeOS) {
         registerDetailedBuildInfoTests();
       }
       registerAboutPageTests();
     },
     registerOfficialBuildTests: registerOfficialBuildTests,
   };
 });