Adding a current user service, refactoring various consequences of this change:

spec/javascripts/unit/darkswarm/controllers/checkout_controller_spec.js.coffee

@@ -5,6 +5,7 @@ describe "CheckoutCtrl", ->
 
   beforeEach ->
     module("Darkswarm")
+    angular.module('Darkswarm').value('user', {})
     Order = {
       submit: ->
       navigate: ->

spec/javascripts/unit/darkswarm/controllers/sidebar_controller_spec.js.coffee

@@ -12,11 +12,3 @@ describe "SidebarCtrl", ->
       scope = $rootScope
       ctrl = $controller 'SidebarCtrl', {$scope: scope, $location: location}
     scope.$apply()
-
-  it 'is active when a location is set', ->
-    expect(scope.active()).toEqual true
-
-  it 'is inactive no location is set', ->
-    location.path = ->
-      null 
-    expect(scope.active()).toEqual false

spec/javascripts/unit/darkswarm/services/sidebar_spec.js.coffee

@@ -0,0 +1,37 @@
+describe "Sidebar", ->
+  location = null
+  Sidebar = null
+  Navigation = null
+
+  beforeEach ->
+    module("Darkswarm")
+    inject (_Sidebar_, $location, _Navigation_) ->
+      Sidebar = _Sidebar_
+      Navigation = _Navigation_
+      location = $location
+      Sidebar.paths = ["/test", "/frogs"]
+
+
+  it 'is active when a location in paths is set', ->
+    spyOn(location, "path").andReturn "/test"
+    expect(Sidebar.active()).toEqual true
+
+  it 'is inactive if location is set', ->
+    spyOn(location, "path").andReturn null
+    expect(Sidebar.active()).toEqual false
+  
+  describe "Toggling on/off", ->
+    it 'toggles the current sidebar path', ->
+      expect(Sidebar.active()).toEqual false
+      Navigation.path = "/frogs"
+      Sidebar.toggle()
+      expect(Sidebar.active()).toEqual true
+
+    it 'If current navigation path is not in the sidebar, it toggles the first sidebar path', ->
+      Navigation.path = "/donkeys"
+      spyOn(Navigation, 'navigate')
+      Sidebar.toggle()
+      expect(Navigation.navigate).toHaveBeenCalledWith("/test")
+      
+
+