johnc219/virtual_proxy

#!/usr/bin/env ruby

require "bundler/setup"
require "virtual_proxy"
require "benchmark"

class SimpleProxy
  def initialize(&block)
    @block = block
  end

  def subject
    @subject ||= @block.call
  end

  def run
    subject.run # no method_missing
  end
end

class Subject
  def run
    1000.times { |i| i % 5 }
  end
end

virtual_proxy = VirtualProxy.to { Subject.new }
simple_proxy  = SimpleProxy.new { Subject.new }

n = 100_000

Benchmark.bm do |x|
  x.report('virtual_proxy') { n.times { virtual_proxy.run } }
  x.report('simple_proxy')  { n.times { simple_proxy.run } }
end