Class: Tryouts::Drill::Response

Inherits:
Object
  • Object
show all
Defined in:
lib/tryouts/drill/response.rb

Overview

Response

A generic base class for Dream and Reality

Direct Known Subclasses

Dream, Reality

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(output = nil, format = nil) ⇒ Response

Returns a new instance of Response.



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# File 'lib/tryouts/drill/response.rb', line 9

def initialize(output=nil, format=nil)
  @output, @format = output, format
end

Instance Attribute Details

#format(val = nil) ⇒ Object

Returns the value of attribute format.



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# File 'lib/tryouts/drill/response.rb', line 8

def format
  @format
end

#output ⇒ Object

Returns the value of attribute output.



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# File 'lib/tryouts/drill/response.rb', line 8

def output
  @output
end

Class Method Details

.compare(dream, reality) ⇒ Object 



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# File 'lib/tryouts/drill/response.rb', line 16

def Response.compare(dream, reality)
  return false if reality.nil?
  
  ## I don't think this check is necessary or useful
  ##return false unless reality.error.nil? && reality.trace.nil?
  return true if reality.output == true and dream.nil?
  
  # Refactor like:
  # http://github.com/why/hpricot/blob/master/lib/hpricot/elements.rb#L475
  
  begin
    case dream.format
    when :exception
      reality.etype == dream.output
    when :match
      reality.output.respond_to?(:match) &&
      !reality.output.match(dream.output).nil?
    when :proc
      dream.output.is_a?(Proc) &&
      reality.comparison_value(dream) == dream.comparison_value
    when :mean, :sdev
      reality.comparison_value(dream) <= dream.comparison_value
    when :gt
      reality.output > dream.output
    when :gte
      reality.output >= dream.output
    when :lt
      reality.output < dream.output
    when :lte
      reality.output <= dream.output
    when :ne
      reality.output != dream.output
    when :respond_to?, :kind_of?, :is_a?
      reality.output.send(dream.format, dream.output)
    when :grep
      !reality.output.grep(dream.output).empty?
    else 
    
      if dream.format.nil?
        reality.output == dream.output
      elsif reality.output.respond_to?(dream.format)
        reality.comparison_value(dream)  == dream.output
      else 
        false
      end
    
    end
  rescue => ex
    puts ex.message, ex.backtrace if Tryouts.debug? 
    reality.error, reality.trace, reality.etype = ex.message, ex.backtrace, ex.class
    return false
  end
end

.compare_string(dream, reality) ⇒ Object 



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# File 'lib/tryouts/drill/response.rb', line 70

def Response.compare_string(dream, reality)
  return "[noreality]" if reality.nil?
  
  if reality.output == true and dream.nil?
    return "#{reality.output.inspect} == true" 
  end
  
  begin
    case dream.format
    when :proc
      test = dream.output
      test.arity > 0 ? "Proc.call(reality) == true" : "Proc.call == true"
    when :exception
      "#{reality.etype} == #{dream.output}"
    when :mean, :sdev
      "#{reality.comparison_value(dream)} <= #{dream.output}"
    when :match
      "#{reality.output.inspect}.match(#{dream.output.inspect})"
    when :gt, :gte, :lt, :lte, :ne
      op = {:gt=>'>',:gte=>'>=', :lt=>'<', :lte => '<=', :ne => '!='}.find { |i| i[0] == dream.format }
      "#{reality.output.inspect} #{op[1]} #{dream.output.inspect}"
    when :respond_to?, :kind_of?, :is_a?
      "#{reality.output.class}.#{dream.format} #{dream.output.inspect}"
    when :grep
      "!#{reality.output}.grep(#{dream.output.inspect}).empty?"
    else 
    
      if dream.format.nil?
        "#{reality.output.inspect} == #{dream.output.inspect}"
      elsif reality.output.respond_to?(dream.format)
        "#{reality.output.inspect}.#{dream.format} == #{dream.output.inspect}"
      else
        "Unknown method #{dream.format.inspect} for #{reality.output.class} "
      end
    
    end
  rescue => ex
    puts ex.message, ex.backtrace if Tryouts.debug? 
    reality.error, reality.trace, reality.etype = ex.message, ex.backtrace, ex.class
    return ""
  end

end