Add an additional test case related to re-fetching data.

common/static/common/js/spec_helpers/ajax_helpers.js

@@ -83,6 +83,7 @@ define(['sinon', 'underscore', 'URI'], function(sinon, _, URI) {
             requestIndex = requests.length - 1;
         }
         request = requests[requestIndex];
+        expect(new URI(request.url).path()).toEqual(expectedUrl);
         parameters = new URI(request.url).query(true);
         delete parameters._;  // Ignore the cache-busting argument
         expect(parameters).toEqual(expectedParameters);

lms/djangoapps/teams/static/teams/js/collections/topic.js

 ;(function (define) {
     'use strict';
-    define(['teams/js/collections/base', 'teams/js/models/topic', 'gettext'],
-        function(BaseCollection, TopicModel, gettext) {
+    define(['teams/js/collections/base', 'teams/js/models/topic', 'gettext', 'underscore'],
+        function(BaseCollection, TopicModel, gettext, _) {
             var TopicCollection = BaseCollection.extend({
                 initialize: function(topics, options) {
                     var self = this;

lms/djangoapps/teams/static/teams/js/spec/collections/topic_collection_spec.js

@@ -7,7 +7,6 @@ define(['backbone', 'URI', 'underscore', 'common/js/spec_helpers/ajax_helpers',
                 topicCollection = new TopicCollection(
                     {
                         "count": 6,
-                        "num_pages": 2,
                         "current_page": 1,
                         "start": 0,
                         "results": [

lms/djangoapps/teams/static/teams/js/spec/views/my_teams_spec.js

@@ -64,7 +64,7 @@ define([
             myTeamsView.render();
             AjaxHelpers.expectJsonRequestURL(
                 requests,
-                'foo',
+                'api/teams/team_memberships',
                 {
                     expand : 'team',
                     username : 'testUser',

lms/djangoapps/teams/static/teams/js/spec/views/topics_spec.js

 define([
-    'backbone', 'teams/js/collections/topic', 'teams/js/views/topics',
-    'teams/js/spec_helpers/team_spec_helpers'
-], function (Backbone, TopicCollection, TopicsView, TeamSpecHelpers) {
+    'backbone', 'underscore', 'teams/js/collections/topic', 'teams/js/views/topics',
+    'teams/js/spec_helpers/team_spec_helpers', 'common/js/spec_helpers/ajax_helpers'
+], function (Backbone, _, TopicCollection, TopicsView, TeamSpecHelpers, AjaxHelpers) {
     'use strict';
     describe('TopicsView', function () {
         var initialTopics, topicCollection, createTopicsView,
@@ -33,12 +33,14 @@ define([
                     "num_pages": 2,
                     "current_page": 1,
                     "start": 0,
-                    "results": initialTopics
+                    "results": initialTopics,
+                    "sort_order": "name"
                 },
                 {
                     teamEvents: TeamSpecHelpers.teamEvents,
                     course_id: 'my/course/id',
-                    parse: true
+                    parse: true,
+                    url: 'api/teams/topics'
                 }
             );
         });
@@ -57,5 +59,23 @@ define([
             expect(footerEl.text()).toMatch('1\\s+out of\\s+\/\\s+2');
             expect(footerEl).not.toHaveClass('hidden');
         });
+
+        it('refreshes the topics when a team is created', function() {
+            var requests = AjaxHelpers.requests(this),
+                topicsView = createTopicsView();
+
+            topicsView.collection.teamEvents.trigger('teams:update', { action: 'create' });
+            topicsView.render();
+            AjaxHelpers.expectJsonRequestURL(
+                requests,
+                'api/teams/topics',
+                {
+                    course_id : 'my/course/id',
+                    page : '1',
+                    page_size : '5',  // currently the page size is determined by the size of the collection
+                    order_by : 'name'
+                }
+            );
+        });
     });
 });