benchmark

gistfile1.txt

#!/usr/bin/env ruby
require 'benchmark'
include Benchmark

class AmountCalculated
  attr_accessor :foos

  def initialize *foos
    self.foos = foos
  end

  def << rval
    foos << [ rval ]
  end

  def + rval
    self.class.new( foos + [ rval ] )
  end
end



am = AmountCalculated.new(%w! one two buckle my !)


bm do |b|
  b.report('+') do
    1_000_000.times do

      am2 = AmountCalculated.new('shoe')

      am += am2
    end
  end

  b.report('<<') do
    1_000_000.times do

      am2 = AmountCalculated.new('shoe')

      am << am2
    end
  end
end