lib/earth/rail/rail_class/data_miner.rb in earth-0.3.9 vs lib/earth/rail/rail_class/data_miner.rb in earth-0.3.10

@@ -26,7 +26,58 @@
       store 'distance', :units_field_name => 'distance_units'
       store 'speed', :units_field_name => 'speed_units'
       store 'electricity_intensity', :units_field_name => 'electricity_intensity_units'
       store 'diesel_intensity', :units_field_name => 'diesel_intensity_units'
     end
+    
+    verify "Passengers, distance, speed, and electricity intensity should be greater than zero" do
+      RailClass.all.each do |rail_class|
+        %w{ passengers distance speed electricity_intensity }.each do |attribute|
+          value = rail_class.send(:"#{attribute}")
+          unless value > 0
+            raise "Invalid #{attribute} for RailClass #{rail_class.name}: #{value} (should be > 0)"
+          end
+        end
+      end
+    end
+    
+    verify "Distance units should be kilometres" do
+      RailClass.all.each do |rail_class|
+        unless rail_class.distance_units == "kilometres"
+          raise "Invalid distance units for RailClass #{rail_class.name}: #{rail_class.distance_units} (should be kilometres)"
+        end
+      end
+    end
+    
+    verify "Speed units should be kilometres per hour" do
+      RailClass.all.each do |rail_class|
+        unless rail_class.speed_units == "kilometres_per_hour"
+          raise "Invalid speed units for RailClass #{rail_class.name}: #{rail_class.speed_units} (should be kilometres_per_hour)"
+        end
+      end
+    end
+    
+    verify "Electricity intensity units should be kilowatt hours per kilometre" do
+      RailClass.all.each do |rail_class|
+        unless rail_class.electricity_intensity_units == "kilowatt_hours_per_kilometre"
+          raise "Invalid electricity intensity units for RailClass #{rail_class.name}: #{rail_class.electricity_intensity_units} (should be kilowatt_hours_per_kilometre)"
+        end
+      end
+    end
+    
+    verify "Diesel intensity should be zero or more" do
+      RailClass.all.each do |rail_class|
+        unless rail_class.diesel_intensity >= 0
+          raise "Invalid diesel intensity for RailClass #{rail_class.name}: #{rail_class.diesel_intensity} (should be > 0)"
+        end
+      end
+    end
+    
+    verify "Diesel intensity units should be litres per kilometre" do
+      RailClass.all.each do |rail_class|
+        unless rail_class.diesel_intensity_units == "litres_per_kilometre"
+          raise "Invalid distance units for RailClass #{rail_class.name}: #{rail_class.diesel_intensity_units} (should be litres_per_kilometre)"
+        end
+      end
+    end
   end
 end