# File test/test_params.rb, line 1914
    def setup
      super

      # for Rucy::DocumentFactory class
      @filter_names_call = 0
      @filter_args_call = 0

      @factory = Forwarder.new(self)
      class << @factory
        def_delegator :__getobj__, :filter_names
        def_delegator :__getobj__, :filter_args
      end

      # test target
      @filter_list = Rucy::FilterList.new(@factory)
    end