gistfile1.js

'use strict'
// const v8 = require('v8-natives')

const Benchmark = require('benchmark')
const suite = new Benchmark.Suite()

const MixinOne = (base) => class extends base {}
const MixinTwo = (base) => class extends base {}
const MixinThree = (base) => class extends base {}
const MixinFour = (base) => class extends base {}
const MixinFive = (base) => class extends base {}

class Base {
  foo () {
    return Math.random()
  }
}

class MyModel extends Base {}
class MyModelOne extends MixinOne(Base) {}
class MyModelTwo extends MixinTwo(MixinOne(Base)) {}
class MyModelThree extends MixinThree(MixinTwo(MixinOne(Base))) {}
class MyModelFour extends MixinFour(MixinThree(MixinTwo(MixinOne(Base)))) {}
class MyModelFive extends MixinFive(MixinFour(MixinThree(MixinTwo(MixinOne(Base))))) {}

const n = 100000

suite.add('Just Base', function () {
  let bar = 0
  for (let i = 0; i < n; i++)
    bar = bar + (new Base().foo())
  return bar
}).add('0 mixin (extend Base)', function () {
  let bar = 0
  for (let i = 0; i < n; i++)
    bar = bar + (new MyModel().foo())
  return bar
}).add('1 mixin', function () {
  let bar = 0
  for (let i = 0; i < n; i++)
    bar = bar + (new MyModelOne().foo())
  return bar
}).add('2 mixin', function () {
  let bar = 0
  for (let i = 0; i < n; i++)
    bar = bar + (new MyModelTwo().foo())
  return bar
}).add('3 mixin', function () {
  let bar = 0
  for (let i = 0; i < n; i++)
    bar = bar + (new MyModelThree().foo())
  return bar
}).add('4 mixin', function () {
  let bar = 0
  for (let i = 0; i < n; i++)
    bar = bar + (new MyModelFour().foo())
  return bar
}).add('5 mixin', function () {
  let bar = 0
  for (let i = 0; i < n; i++)
    bar = bar + (new MyModelFive().foo())
  return bar
}).on('complete', function() {
  console.log('Fastest is ' + this.filter('fastest').map('name'));
}).on('cycle', function(event) {
  console.log(String(event.target));
}).run({ 'async': true })