add tests for userServices, changed alert to $window.alert in userServices

public/js/services/userServices.js

@@ -31,7 +31,7 @@ angular.module('userServices', []).
 
       var syncQueue = function (cb) {
         if (!authenticated) {
-          alert("Not authenticated, can't sync, go to settings first.");
+          $window.alert("Not authenticated, can't sync, go to settings first.");
           return;
         }
 

test/spec/userServicesSpec.js

@@ -0,0 +1,49 @@
+'use strict';
+
+describe('userServices', function() {
+  var $httpBackend, $window, user, STORAGE_USER_ID, STORAGE_SETTINGS_ID;
+
+  beforeEach(module('habitrpg'));
+
+  beforeEach(function(){
+    module(function($provide){
+      $window = {href: '', alert: sinon.spy(), location: {search: '', pathname: ''}};
+      $provide.value('$window', $window);
+    });
+
+    inject(function(_$httpBackend_, User, _STORAGE_USER_ID_, _STORAGE_SETTINGS_ID_) {
+      $httpBackend = _$httpBackend_;
+      user = User;
+      STORAGE_USER_ID = _STORAGE_USER_ID_;
+      STORAGE_SETTINGS_ID = _STORAGE_SETTINGS_ID_;
+    });
+    localStorage.removeItem(STORAGE_SETTINGS_ID);
+    localStorage.removeItem(STORAGE_USER_ID);
+  });
+
+  it('checks online status', function(){
+    user.online(true);
+    expect(user.settings.online).to.be.true;
+    user.online(false);
+    expect(user.settings.online).to.be.false;
+  })
+
+  it('saves user data to local storage', function(){
+    user.save();
+    var settings = JSON.parse(localStorage[STORAGE_SETTINGS_ID]);
+    var user_id = JSON.parse(localStorage[STORAGE_USER_ID]);
+    expect(settings).to.eql(user.settings);
+    expect(user_id).to.eql(user.user);
+  });
+
+  it('alerts when not authenticated', function(){
+    user.log();
+    expect($window.alert).to.have.been.calledWith("Not authenticated, can't sync, go to settings first.");
+  });
+
+  it('puts items in que queue', function(){
+    user.log({});
+    //TODO where does that null comes from?
+    expect(user.settings.sync.queue).to.eql([null, {}]);
+  });
+});