support testing of turn directions

features/step_definitions/routing.rb

@@ -204,6 +204,7 @@ When /^I route I should get$/ do |table|
           instructions = way_list json['route_instructions']
           bearings = bearing_list json['route_instructions']
           compasses = compass_list json['route_instructions']
+          turns = turn_list json['route_instructions']
         end
       end
       
@@ -232,6 +233,9 @@ When /^I route I should get$/ do |table|
         if table.headers.include? 'compass'
           got['compass'] = compasses
         end
+        if table.headers.include? 'turns'
+          got['turns'] = turns
+        end
       end
       
       ok = true