# File lib/fog/aws/requests/iam/list_access_keys.rb, line 41
        def list_access_keys(options = {})
          #FIXME: Doesn't do anything with options, aside from UserName
          user = options['UserName']

          if data[:users].has_key? user
            Excon::Response.new.tap do |response|
              response.body = { 'AccessKeys' => data[:users][user][:access_keys].map do |akey|
                                                  {'Status' => akey['Status'], 'AccessKeyId' => akey['AccessKeyId']}
                                                end,
                                 'IsTruncated' => false,
                                 'RequestId' => Fog::AWS::Mock.request_id }
              response.status = 200
            end
          else
            raise Fog::AWS::IAM::NotFound.new("The user with name #{user} cannot be found.")
          end
        end