Class: Reflection

Inherits:
Object
  • Object
show all
Defined in:
lib/Reflection.rb

Constant Summary collapse

TIME =

Keys.

"t"
INPUT = 
"i"
OUTPUT = 
"o"
TYPE = 
"T"
COUNT = 
"C"
VALUE = 
"V"
STATUS = 
"s"
MESSAGE = 
"m"
PASS =

Values.

"p"
FAIL = 
"f"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(execution, method, is_control) ⇒ Reflection

Returns a new instance of Reflection.



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# File 'lib/Reflection.rb', line 18

def initialize(execution, method, is_control)

  @execution = execution
  @method = method
  @is_control = is_control

  # Clone the execution's object.
  @clone = execution.object.clone
  @clone_id = nil

  # Result.
  @status = nil
  @time = Time.now.to_i
  @input = []
  @output = nil

end

Instance Attribute Details

#clone ⇒ Object

Returns the value of attribute clone.



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# File 'lib/Reflection.rb', line 16

def clone
  @clone
end

Instance Method Details

#normalize_input(args) ⇒ Object

Normalize inputs.

Parameters:

  • args —

    • The actual inputs.

Returns:

    • A generic inputs representation.



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# File 'lib/Reflection.rb', line 94

def normalize_input(args)
  inputs = []
  args.each do |arg|
    input = {
      TYPE => arg.class.to_s,
      VALUE => normalize_value(arg)
    }
    if (arg.class == Array)
      input[COUNT] = arg.count
    end
    inputs << input
  end
  inputs
end

#normalize_output(input) ⇒ Object

Normalize output.

Parameters:

  • input —

    • The actual output.

Returns:

    • A generic output representation.



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# File 'lib/Reflection.rb', line 115

def normalize_output(input)

  output = {
    TYPE => input.class.to_s,
    VALUE => normalize_value(input)
  }

  if (input.class == Array || input.class == Hash)
    output[COUNT] = input.count
  elsif (input.class == TrueClass || input.class == FalseClass)
    output[TYPE] = :Boolean
  end

  return output

end

#normalize_value(value) ⇒ Object 



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# File 'lib/Reflection.rb', line 132

def normalize_value(value)

  unless value.nil?
    value = value.to_s.gsub(/\r?\n/, " ").to_s
    if value.length >= 30
      value = value[0, value.rindex(/\s/,30)].rstrip() + '...'
    end
  end

  return value

end

#reflect(*args) ⇒ Object

Reflect on a method.

Creates a shadow execution stack.

Parameters:

  • method —

    • The name of the method.

  • *args —

    • The method arguments.

Returns:

    • A reflection hash.



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# File 'lib/Reflection.rb', line 46

def reflect(*args)

  # Reflect on real world arguments.
  if @is_control
    @input = *args
  # Reflect on deviated arguments.
  else
    args.each do |arg|
      case arg
      when Integer
        @input << rand(9999)
      else
        @input << arg
      end
    end
  end

  # Action method with new arguments.
  begin
    @output = @clone.send(@method, *@input)
  # When fail.
  rescue StandardError => message
    @status = MESSAGE
    @message = message
  # When pass.
  else
    @status = PASS
  end

end

#result ⇒ Object 



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# File 'lib/Reflection.rb', line 77

def result()
  # Build reflection.
  reflection = {
    TIME => @time,
    STATUS => @status,
    INPUT => normalize_input(@input),
    OUTPUT => normalize_output(@output),
    MESSAGE => @message
  }
end