empty-array.js

   1 const Benchmark = require('benny')
   2
   3 let testArray = [
   4   83, 93, 27, 29, 2828, 234, 23, 56, 32, 56, 67, 77, 32, 45, 93, 17, 28, 83, 62,
   5   99, 36, 28, 93, 27, 29, 2828, 234, 23, 56, 32, 56, 67, 77, 32, 45, 93, 17, 28,
   6   83, 62, 99, 36, 28, 93, 27, 29, 2828, 234, 23, 56, 32, 56, 67, 77, 32, 45, 93,
   7   17, 28, 83, 62, 99, 36, 28, 93, 27, 29, 2828, 234, 23, 56, 32, 56, 67, 77, 32,
   8   45, 93, 17, 28, 83, 62, 99, 36, 28, 93, 27, 29, 2828, 234, 23, 56, 32, 56, 67,
   9   77, 32, 45, 93, 17, 28, 83, 62, 99, 36, 28, 93, 27, 29, 2828, 234, 23, 56, 32,
  10   56, 67, 77, 32, 45, 93, 17, 28, 83, 62, 99, 36, 28, 93, 27, 29, 2828, 234, 23,
  11   56, 32, 56, 67, 77, 32, 45, 93, 17, 28, 83, 62, 99, 36, 28, 93, 27, 29, 2828,
  12   234, 23, 56, 32, 56, 67, 77, 32, 45, 93, 17, 28, 83, 62, 99, 36, 28, 93, 27,
  13   29, 2828, 234, 23, 56, 32, 56, 67, 77, 32, 45, 93, 17, 28, 83, 62, 99, 36, 28,
  14   93, 27, 29, 2828, 234, 23, 56, 32, 56, 67, 77, 32, 45, 93, 17, 28, 83, 62, 99,
  15   36, 28
  16 ]
  17
  18 Benchmark.suite(
  19   'Empty array',
  20   Benchmark.add('length = 0', () => {
  21     testArray.length = 0
  22   }),
  23   Benchmark.add('pop loop', async () => {
  24     while (testArray.length > 0) {
  25       testArray.pop()
  26     }
  27   }),
  28   Benchmark.add('splice', async () => {
  29     testArray.splice(0, testArray.length)
  30   }),
  31   Benchmark.add('shift loop', () => {
  32     while (testArray.length > 0) {
  33       testArray.shift()
  34     }
  35   }),
  36   Benchmark.add('new init', () => {
  37     testArray = []
  38   }),
  39   Benchmark.cycle(),
  40   Benchmark.complete(),
  41   Benchmark.save({ file: 'empty-array', format: 'chart.html' }),
  42   Benchmark.save({ file: 'empty-array', format: 'table.html' })
  43 )