Proxy Benchmark

README.md

Proxy Benchmark

Install npm i benchmark

Run:

$ node proxy.js  
object x 220,987,620 ops/sec ±0.55% (97 runs sampled)
proxy x 2,553,992 ops/sec ±0.47% (92 runs sampled)
proxy Reflect x 1,928,349 ops/sec ±0.91% (94 runs sampled)
proxy with arguments x 1,256,931 ops/sec ±0.35% (98 runs sampled)
Fastest is object

proxy.js

const { Benchmark } = require("benchmark");
var suite = new Benchmark.Suite();

const object = {
  name: 'Aschen',
  age: 29,
};

const proxy = new Proxy({
  name: 'Dana',
  age: 31
}, {
  get(target, prop, receiver) {
    return target[prop];
  },
  set(target, prop, receiver) {
    target[prop] = receiver
  }
});

const proxyReflect = new Proxy({
  name: 'Dana',
  age: 31
}, {
  get(target, prop, receiver) {
    return Reflect.get(target, prop, receiver);
  },
  set(target, prop, receiver) {
    Reflect.set(target, prop, receiver);
  }
});

const proxyArguments = new Proxy({
  name: 'Dana',
  age: 31
}, {
  get(target, prop, receiver) {
    return Reflect.get(...arguments);
  },
  set(target, prop, receiver) {
    Reflect.set(...arguments);
  }
});

let count;
// add tests
suite
  .add("object", function () {
    object.name = 'Aschen M';
    count = object.age + object.age;
  })
  .add("proxy", function () {
    proxy.name = 'Aschen M';
    count = proxy.age + proxy.age;
  })
  .add("proxy Reflect", function () {
    proxyReflect.name = 'Aschen M';
    count = proxyReflect.age + proxyReflect.age;
  })
  .add("proxy with arguments", function () {
    proxyArguments.name = 'Aschen M';
    count = proxyArguments.age + proxyArguments.age;
  })
  // add listeners
  .on("cycle", function (event) {
    console.log(String(event.target));
  })
  .on("complete", function () {
    console.log("Fastest is " + this.filter("fastest").map("name"));
  })
  // run async
  .run();