Adding ability to show and hide menu items

spec/javascripts/unit/admin/enterprises/controllers/side_menu_controller_spec.js.coffee

@@ -15,8 +15,8 @@ describe "menuCtrl", ->
     # ShippingMethods =
     #   shippingMethods: [ { id: 1 }, { id: 2 }, { id: 3 }, { id: 4 } ]
 
-    inject ($controller, _SideMenu_) ->
-      scope = {}
+    inject ($rootScope, $controller, _SideMenu_) ->
+      scope = $rootScope
       SideMenu = _SideMenu_
       spyOn(SideMenu, "select").andCallThrough()
       spyOn(SideMenu, "setItems").andCallThrough()

spec/javascripts/unit/admin/side_menu/services/side_menu.js.coffee

@@ -0,0 +1,93 @@
+describe "SideMenu service", ->
+  SideMenu = null
+
+  beforeEach ->
+    module "admin.side_menu"
+
+  beforeEach inject (_SideMenu_) ->
+    SideMenu = _SideMenu_
+
+  describe "setting items", ->
+    it "sets the items", ->
+      items = [ { name: "Name 1"}, { name: "Name 2"} ]
+      SideMenu.setItems items
+      expect(SideMenu.items[0]).toBe items[0]
+
+    it "sets the the visible flag to true for each", ->
+      items = [ { name: "Name 1"}, { name: "Name 2"} ]
+      SideMenu.setItems items
+      expect(items[0].visible).toBe true
+
+  describe "selecting an item", ->
+    describe "when no item has been selected", ->
+      it "doesn't crash because of no selected item existing", ->
+        SideMenu.items = [ { name: "Name 1"}, { name: "Name 2"} ]
+        SideMenu.select(1)
+
+      it "sets selected to the new item", ->
+        SideMenu.items = [ { name: "Name 1"}, { name: "Name 2"} ]
+        SideMenu.select(1)
+        expect(SideMenu.find_by_name("Name 2")).toBe SideMenu.items[1]
+
+      it "switches the selected value of the newly selected item to true", ->
+        item1 = { name: "Name 1", selected: false }
+        item2 = { name: "Name 2", selected: false }
+        SideMenu.items = [ item1, item2 ]
+        SideMenu.select(1)
+        expect(item2.selected).toBe true
+
+      it "doesn't crash if given an index greater than the length of items", ->
+        SideMenu.items = [ { name: "Name 1"}, { name: "Name 2"} ]
+        SideMenu.select(12)
+
+    describe "when an item has been selected", ->
+      item1 = item2 = null
+
+      beforeEach ->
+        item1 = { name: "Name 1", selected: true }
+        item2 = { name: "Name 2", selected: false }
+        SideMenu.selected = item1
+        SideMenu.items = [ item1, item2 ]
+        SideMenu.select(1)
+
+      it "switches the selected value of the existing selected item to false", ->
+        expect(item1.selected).toBe false
+
+      it "switches the selected value of the newly selected item to true", ->
+        expect(item2.selected).toBe true
+
+
+  describe "finding by name", ->
+    it "returns the element that matches", ->
+      SideMenu.items = [ { name: "Name 1"}, { name: "Name 2"} ]
+      expect(SideMenu.find_by_name("Name 2")).toBe SideMenu.items[1]
+
+    it "returns one element even if two items are found", ->
+      SideMenu.items = [ { name: "Name 1"}, { name: "Name 1"} ]
+      expect(SideMenu.find_by_name("Name 1")).toBe SideMenu.items[0]
+
+    it "returns null if no items are found", ->
+      SideMenu.items = [ { name: "Name 1"}, { name: "Name 2"} ]
+      expect(SideMenu.find_by_name("Name 3")).toBe null
+
+  describe "hiding an item by name", ->
+    it "sets visible to false on the response from find_by_name", ->
+      mockItem = { visible: true }
+      spyOn(SideMenu, 'find_by_name').andReturn mockItem
+      SideMenu.hide_item_by_name()
+      expect(mockItem.visible).toBe false
+
+    it "doesn't crash if null is returned from find_by_name", ->
+      spyOn(SideMenu, 'find_by_name').andReturn null
+      SideMenu.hide_item_by_name()
+
+  describe "showing an item by name", ->
+    it "sets visible to false on the response from find_by_name", ->
+      mockItem = { visible: false }
+      spyOn(SideMenu, 'find_by_name').andReturn mockItem
+      SideMenu.show_item_by_name()
+      expect(mockItem.visible).toBe true
+
+    it "doesn't crash if null is returned from find_by_name", ->
+      spyOn(SideMenu, 'find_by_name').andReturn null
+      SideMenu.show_item_by_name()