Commit fab8eb6
| Original file line number | Diff line number | Diff line change | |
|---|---|---|---|
@@ -0,0 +1,96 @@ | |||
| 1 | + 'use strict'; | ||
| 2 | + | ||
| 3 | + const common = require('../common.js'); | ||
| 4 | + const assert = require('assert'); | ||
| 5 | + | ||
| 6 | + const bench = common.createBenchmark(main, { | ||
| 7 | + method: ['object', 'nullProtoObject', 'fakeMap', 'map'], | ||
| 8 | + millions: [1] | ||
| 9 | + }); | ||
| 10 | + | ||
| 11 | + function runObject(n) { | ||
| 12 | + const m = {}; | ||
| 13 | + var i = 0; | ||
| 14 | + bench.start(); | ||
| 15 | + for (; i < n; i++) { | ||
| 16 | + m['i' + i] = i; | ||
| 17 | + m['s' + i] = String(i); | ||
| 18 | + assert.equal(m['i' + i], m['s' + i]); | ||
| 19 | + m['i' + i] = undefined; | ||
| 20 | + m['s' + i] = undefined; | ||
| 21 | + } | ||
| 22 | + bench.end(n / 1e6); | ||
| 23 | + } | ||
| 24 | + | ||
| 25 | + function runNullProtoObject(n) { | ||
| 26 | + const m = Object.create(null); | ||
| 27 | + var i = 0; | ||
| 28 | + bench.start(); | ||
| 29 | + for (; i < n; i++) { | ||
| 30 | + m['i' + i] = i; | ||
| 31 | + m['s' + i] = String(i); | ||
| 32 | + assert.equal(m['i' + i], m['s' + i]); | ||
| 33 | + m['i' + i] = undefined; | ||
| 34 | + m['s' + i] = undefined; | ||
| 35 | + } | ||
| 36 | + bench.end(n / 1e6); | ||
| 37 | + } | ||
| 38 | + | ||
| 39 | + function fakeMap() { | ||
| 40 | + const m = {}; | ||
| 41 | + return { | ||
| 42 | + get(key) { return m['$' + key]; }, | ||
| 43 | + set(key, val) { m['$' + key] = val; }, | ||
| 44 | + get size() { return Object.keys(m).length; }, | ||
| 45 | + has(key) { return Object.prototype.hasOwnProperty.call(m, '$' + key); } | ||
| 46 | + }; | ||
| 47 | + } | ||
| 48 | + | ||
| 49 | + function runFakeMap(n) { | ||
| 50 | + const m = fakeMap(); | ||
| 51 | + var i = 0; | ||
| 52 | + bench.start(); | ||
| 53 | + for (; i < n; i++) { | ||
| 54 | + m.set('i' + i, i); | ||
| 55 | + m.set('s' + i, String(i)); | ||
| 56 | + assert.equal(m.get('i' + i), m.get('s' + i)); | ||
| 57 | + m.set('i' + i, undefined); | ||
| 58 | + m.set('s' + i, undefined); | ||
| 59 | + } | ||
| 60 | + bench.end(n / 1e6); | ||
| 61 | + } | ||
| 62 | + | ||
| 63 | + function runMap(n) { | ||
| 64 | + const m = new Map(); | ||
| 65 | + var i = 0; | ||
| 66 | + bench.start(); | ||
| 67 | + for (; i < n; i++) { | ||
| 68 | + m.set('i' + i, i); | ||
| 69 | + m.set('s' + i, String(i)); | ||
| 70 | + assert.equal(m.get('i' + i), m.get('s' + i)); | ||
| 71 | + m.set('i' + i, undefined); | ||
| 72 | + m.set('s' + i, undefined); | ||
| 73 | + } | ||
| 74 | + bench.end(n / 1e6); | ||
| 75 | + } | ||
| 76 | + | ||
| 77 | + function main(conf) { | ||
| 78 | + const n = +conf.millions * 1e6; | ||
| 79 | + | ||
| 80 | + switch (conf.method) { | ||
| 81 | + case 'object': | ||
| 82 | + runObject(n); | ||
| 83 | + break; | ||
| 84 | + case 'nullProtoObject': | ||
| 85 | + runNullProtoObject(n); | ||
| 86 | + break; | ||
| 87 | + case 'fakeMap': | ||
| 88 | + runFakeMap(n); | ||
| 89 | + break; | ||
| 90 | + case 'map': | ||
| 91 | + runMap(n); | ||
| 92 | + break; | ||
| 93 | + default: | ||
| 94 | + throw new Error('Unexpected method'); | ||
| 95 | + } | ||
| 96 | + } | ||
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