Makes all tests pass in bi management

app/models/budget/heading.rb

@@ -9,6 +9,8 @@ class Budget
     validates :name, presence: true
     validates :price, presence: true
 
+    scope :order_by_group_name, -> { includes(:group).order('budget_groups.name', 'budget_headings.name') }
+
     def budget
       group.budget
     end
@@ -17,5 +19,9 @@ class Budget
       group.budget = resource
     end
 
+    def name_scoped_by_group
+      "#{group.name}: #{name}"
+    end
+
   end
 end