Make sure that a few private methods are delegated as well for Associ…

…ationReflection.

lib/grouped_scope/association_reflection.rb

@@ -7,6 +7,7 @@ class AssociationReflection < ActiveRecord::Reflection::AssociationReflection
         delegate m, :to => :ungrouped_reflection
       end
     end
+    delegate :derive_class_name, :to => :ungrouped_reflection
 
     def initialize(active_record,ungrouped_name)
       @active_record = active_record

test/grouped_scope/association_reflection_test.rb

@@ -29,7 +29,7 @@ def setup
     end
 
     should 'delegate core instance methods to #ungrouped_reflection' do
-      [:class_name,:klass,:table_name,:quoted_table_name,:primary_key_name,
+      [:class_name,:klass,:table_name,:quoted_table_name,:primary_key_name,:active_record,
        :association_foreign_key,:counter_cache_column,:source_reflection].each do |m|
         assert_equal Employee.reflections[:reports].send(m), 
           Employee.reflections[:grouped_scope_reports].send(m),
@@ -42,6 +42,16 @@ def setup
       assert_not_equal Employee.reflections[:reports].options, Employee.reflections[:grouped_scope_reports].options
     end
 
+    should 'derive class name to same as ungrouped reflection' do
+      assert_equal Employee.reflections[:reports].send(:derive_class_name), 
+        Employee.reflections[:grouped_scope_reports].send(:derive_class_name)
+    end
+
+    should 'derive primary key name to same as ungrouped reflection' do
+      assert_equal Employee.reflections[:reports].send(:derive_primary_key_name), 
+        Employee.reflections[:grouped_scope_reports].send(:derive_primary_key_name)
+    end
+
   end