text: var benchmark = require('benchmark')
  var suite = new benchmark.Suite()
  
  global.NewBuffer = require('../../').Buffer // native-buffer-browserify
  global.OldBuffer = require('buffer-browserify').Buffer // buffer-browserify
  
  var LENGTH = 10
  
  var newSubject = NewBuffer(LENGTH)
  var oldSubject = OldBuffer(LENGTH)
  var nodeSubject = Buffer(LENGTH)
  
  var newTarget = NewBuffer(LENGTH)
  var oldTarget = OldBuffer(LENGTH)
  var nodeTarget = Buffer(LENGTH)
  
  suite.add('NewBuffer#copy', function () {
    newSubject.copy(newTarget)
  })
  .add('OldBuffer#copy', function () {
    oldSubject.copy(oldTarget)
  })
  .add('Buffer#copy', function () {
    nodeSubject.copy(nodeTarget)
  })
  .on('error', function (event) {
    console.error(event.target.error.stack)
  })
  .on('cycle', function (event) {
    console.log(String(event.target))
  })
  .on('complete', function () {
    console.log('Fastest is ' + this.filter('fastest').pluck('name'))
  })
  .run({ 'async': true })