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566a1513d1
Some of the benchmark code can be a little dense. Not *very* hard to read but perhaps harder than it needs to be. These changes (many of them whitespace-only) hopefully improve readability. There are also a few cases of `assert.equal()` that are changed to `assert.strictEqual()`. PR-URL: https://github.com/nodejs/node/pull/9790 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
97 lines
2.0 KiB
JavaScript
97 lines
2.0 KiB
JavaScript
'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: ['object', 'nullProtoObject', 'fakeMap', 'map'],
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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 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 '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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