ActiveRecord::TestFixtures::ClassMethods

     # File lib/active_record/fixtures.rb, line 848
848:       def fixtures(*table_names)
849:         if table_names.first == :all
850:           table_names = Dir["#{fixture_path}/**/*.{yml,csv}"]
851:           table_names.map! { |f| f[(fixture_path.size + 1)..5] }
852:         else
853:           table_names = table_names.flatten.map { |n| n.to_s }
854:         end
855: 
856:         self.fixture_table_names |= table_names
857:         require_fixture_classes(table_names)
858:         setup_fixture_accessors(table_names)
859:       end

     # File lib/active_record/fixtures.rb, line 873
873:       def require_fixture_classes(table_names = nil)
874:         (table_names || fixture_table_names).each do |table_name|
875:           file_name = table_name.to_s
876:           file_name = file_name.singularize if ActiveRecord::Base.pluralize_table_names
877:           try_to_load_dependency(file_name)
878:         end
879:       end

     # File lib/active_record/fixtures.rb, line 844
844:       def set_fixture_class(class_names = {})
845:         self.fixture_class_names = self.fixture_class_names.merge(class_names)
846:       end

     # File lib/active_record/fixtures.rb, line 881
881:       def setup_fixture_accessors(table_names = nil)
882:         table_names = Array.wrap(table_names || fixture_table_names)
883:         table_names.each do |table_name|
884:           table_name = table_name.to_s.tr('./', '_')
885: 
886:           redefine_method(table_name) do |*fixtures|
887:             force_reload = fixtures.pop if fixtures.last == true || fixtures.last == :reload
888: 
889:             @fixture_cache[table_name] ||= {}
890: 
891:             instances = fixtures.map do |fixture|
892:               @fixture_cache[table_name].delete(fixture) if force_reload
893: 
894:               if @loaded_fixtures[table_name][fixture.to_s]
895:                 @fixture_cache[table_name][fixture] ||= @loaded_fixtures[table_name][fixture.to_s].find
896:               else
897:                 raise StandardError, "No fixture with name '#{fixture}' found for table '#{table_name}'"
898:               end
899:             end
900: 
901:             instances.size == 1 ? instances.first : instances
902:           end
903:           private table_name
904:         end
905:       end

     # File lib/active_record/fixtures.rb, line 861
861:       def try_to_load_dependency(file_name)
862:         require_dependency file_name
863:       rescue LoadError => e
864:         # Let's hope the developer has included it himself
865: 
866:         # Let's warn in case this is a subdependency, otherwise
867:         # subdependency error messages are totally cryptic
868:         if ActiveRecord::Base.logger
869:           ActiveRecord::Base.logger.warn("Unable to load #{file_name}, underlying cause #{e.message} \n\n #{e.backtrace.join("\n")}")
870:         end
871:       end

     # File lib/active_record/fixtures.rb, line 907
907:       def uses_transaction(*methods)
908:         @uses_transaction = [] unless defined?(@uses_transaction)
909:         @uses_transaction.concat methods.map { |m| m.to_s }
910:       end

     # File lib/active_record/fixtures.rb, line 912
912:       def uses_transaction?(method)
913:         @uses_transaction = [] unless defined?(@uses_transaction)
914:         @uses_transaction.include?(method.to_s)
915:       end