Class: Experiment

Inherits:
Reflection show all
Defined in:
lib/experiment.rb

Instance Attribute Summary

Attributes inherited from Reflection

#status

Instance Method Summary collapse

Methods inherited from Reflection

#initialize, #randomize, #serialize

Constructor Details

This class inherits a constructor from Reflection

Instance Method Details

#reflect(*args) ⇒ Object

Reflect on a method.

Create a shadow action.

Parameters:

  • *args (Dynamic) —

    The method’s arguments.



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# File 'lib/experiment.rb', line 32

def reflect(*args)

  # Get aggregated rule sets.
  input_rule_sets = @aggregator.get_input_rule_sets(@klass, @method)
  output_rule_set = @aggregator.get_output_rule_set(@klass, @method)

  # Fail when no trained rule sets.
  if input_rule_sets.nil?
    @status = :fail
  end

  # When arguments exist.
  unless args.size == 0

    # Create random arguments from aggregated rule sets.
    unless input_rule_sets.nil?
      args = randomize(args, input_rule_sets)
    end

    # Create metadata for each argument.
    # TODO: Create metadata for other inputs such as instance variables.
    @inputs = MetaBuilder.create_many(args)

  end

  # Action method with random arguments.
  begin

    # Run reflection.
    output = @clone.send(@method, *args)
    @output = MetaBuilder.create(output)

    # Validate output against aggregated control rule sets.
    unless output_rule_set.nil?
      unless @aggregator.test_output(output, output_rule_set)
        @status = :fail
      end
    end

  # When a system error occurs.
  rescue StandardError => message

    @status = :fail
    @message = message

  end

end