deep-clone-object.js

   1 /* eslint-disable no-unused-vars */
   2 const Benchmark = require('benny')
   3 const { generateRandomInteger } = require('./benchmark-utils')
   4 const _ = require('lodash')
   5 const clone = require('just-clone')
   6
   7 const size = generateRandomInteger(500)
   8 const testObject = {}
   9 for (let i = 0; i < size; i++) {
  10   testObject[i.toString()] = i
  11 }
  12
  13 Benchmark.suite(
  14   `Deep clone object with ${size} keys`,
  15   Benchmark.add('JSON stringify/parse', (obj = testObject) => {
  16     const objClone = JSON.parse(JSON.stringify(obj))
  17   }),
  18   Benchmark.add('structuredClone', (obj = testObject) => {
  19     const objClone = structuredClone(obj)
  20   }),
  21   Benchmark.add('lodash cloneDeep', (obj = testObject) => {
  22     const objClone = _.cloneDeep(obj)
  23   }),
  24   Benchmark.add('just-clone', (obj = testObject) => {
  25     const objClone = clone(obj)
  26   }),
  27   Benchmark.cycle(),
  28   Benchmark.complete(),
  29   Benchmark.save({
  30     file: 'deep-clone-object',
  31     format: 'json',
  32     details: true
  33   }),
  34   Benchmark.save({
  35     file: 'deep-clone-object',
  36     format: 'chart.html',
  37     details: true
  38   }),
  39   Benchmark.save({
  40     file: 'deep-clone-object',
  41     format: 'table.html',
  42     details: true
  43   })
  44 )