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136 lines
2.9 KiB
136 lines
2.9 KiB
'use strict';
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const common = require('../common.js');
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const assert = require('assert');
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const bench = common.createBenchmark(main, {
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method: [
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'object', 'nullProtoObject', 'nullProtoLiteralObject', 'storageObject',
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'fakeMap', 'map'
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],
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millions: [1]
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});
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function runObject(n) {
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const m = {};
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var i = 0;
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bench.start();
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for (; i < n; i++) {
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m[`i${i}`] = i;
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m[`s${i}`] = String(i);
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assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
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m[`i${i}`] = undefined;
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m[`s${i}`] = undefined;
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}
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bench.end(n / 1e6);
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}
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function runNullProtoObject(n) {
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const m = Object.create(null);
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var i = 0;
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bench.start();
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for (; i < n; i++) {
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m[`i${i}`] = i;
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m[`s${i}`] = String(i);
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assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
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m[`i${i}`] = undefined;
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m[`s${i}`] = undefined;
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}
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bench.end(n / 1e6);
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}
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function runNullProtoLiteralObject(n) {
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const m = { __proto__: null };
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var i = 0;
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bench.start();
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for (; i < n; i++) {
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m[`i${i}`] = i;
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m[`s${i}`] = String(i);
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assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
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m[`i${i}`] = undefined;
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m[`s${i}`] = undefined;
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}
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bench.end(n / 1e6);
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}
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function StorageObject() {}
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StorageObject.prototype = Object.create(null);
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function runStorageObject(n) {
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const m = new StorageObject();
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var i = 0;
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bench.start();
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for (; i < n; i++) {
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m[`i${i}`] = i;
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m[`s${i}`] = String(i);
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assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
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m[`i${i}`] = undefined;
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m[`s${i}`] = undefined;
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}
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bench.end(n / 1e6);
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}
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function fakeMap() {
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const m = {};
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return {
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get(key) { return m[`$${key}`]; },
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set(key, val) { m[`$${key}`] = val; },
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get size() { return Object.keys(m).length; },
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has(key) { return Object.prototype.hasOwnProperty.call(m, `$${key}`); }
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};
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}
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function runFakeMap(n) {
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const m = fakeMap();
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var i = 0;
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bench.start();
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for (; i < n; i++) {
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m.set(`i${i}`, i);
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m.set(`s${i}`, String(i));
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assert.strictEqual(String(m.get(`i${i}`)), m.get(`s${i}`));
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m.set(`i${i}`, undefined);
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m.set(`s${i}`, undefined);
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}
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bench.end(n / 1e6);
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}
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function runMap(n) {
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const m = new Map();
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var i = 0;
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bench.start();
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for (; i < n; i++) {
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m.set(`i${i}`, i);
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m.set(`s${i}`, String(i));
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assert.strictEqual(String(m.get(`i${i}`)), m.get(`s${i}`));
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m.set(`i${i}`, undefined);
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m.set(`s${i}`, undefined);
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}
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bench.end(n / 1e6);
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}
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function main(conf) {
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const n = +conf.millions * 1e6;
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switch (conf.method) {
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case 'object':
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runObject(n);
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break;
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case 'nullProtoObject':
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runNullProtoObject(n);
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break;
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case 'nullProtoLiteralObject':
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runNullProtoLiteralObject(n);
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break;
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case 'storageObject':
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runStorageObject(n);
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break;
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case 'fakeMap':
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runFakeMap(n);
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break;
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case 'map':
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runMap(n);
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break;
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default:
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throw new Error('Unexpected method');
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}
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}
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