read_fixture_files

# File activerecord/lib/active_record/fixtures.rb, line 682
    def read_fixture_files
      if File.file?(yaml_file_path)
        read_yaml_fixture_files
      elsif File.file?(csv_file_path)
        read_csv_fixture_files
      else
        # Standard fixtures
        Dir.entries(@fixture_path).each do |file|
          path = File.join(@fixture_path, file)
          if File.file?(path) and file !~ @file_filter
            self[file] = Fixture.new(path, model_class)
          end
        end
      end
    end