    # File lib/fog/aws/requests/auto_scaling/describe_auto_scaling_instances.rb, line 73
            def describe_auto_scaling_instances(options = {})
              results = { 'AutoScalingInstances' => [] }
              self.data[:auto_scaling_groups].each do |asg_name, asg_data|
                asg_data['Instances'].each do |instance|
                  results['AutoScalingInstances'] << {
                    'AutoScalingGroupName' => asg_name
                  }.merge!(instance)
                end
              end
              response = Excon::Response.new
              response.status = 200
              response.body = {
                'DescribeAutoScalingInstancesResult' => results,
                'ResponseMetadata' => { 'RequestId' => Fog::AWS::Mock.request_id }
              }
              response
            end