    # File lib/fog/aws/requests/auto_scaling/delete_auto_scaling_group.rb, line 42
            def delete_auto_scaling_group(auto_scaling_group_name, options = {})
              unless self.data[:auto_scaling_groups].delete(auto_scaling_group_name)
                raise Fog::AWS::AutoScaling::ValidationError, "The auto scaling group '#{auto_scaling_group_name}' does not exist."
              end

              self.data[:notification_configurations].delete(auto_scaling_group_name)

              response = Excon::Response.new
              response.status = 200
              response.body = {
                'ResponseMetadata' => { 'RequestId' => Fog::AWS::Mock.request_id }
              }
              response
            end