mirror of
https://github.com/nodejs/node.git
synced 2024-12-01 16:10:02 +01:00
b80da63b99
PR-URL: https://github.com/nodejs/node/pull/18917 Fixes: https://github.com/nodejs/node/issues/18778 Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Weijia Wang <starkwang@126.com> Reviewed-By: Andreas Madsen <amwebdk@gmail.com> Reviewed-By: Anatoli Papirovski <apapirovski@mac.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
131 lines
2.9 KiB
JavaScript
131 lines
2.9 KiB
JavaScript
'use strict';
|
|
|
|
const common = require('../common.js');
|
|
const assert = require('assert');
|
|
|
|
const bench = common.createBenchmark(main, {
|
|
method: [
|
|
'object', 'nullProtoObject', 'nullProtoLiteralObject', 'storageObject',
|
|
'fakeMap', 'map'
|
|
],
|
|
n: [1e6]
|
|
});
|
|
|
|
function runObject(n) {
|
|
const m = {};
|
|
bench.start();
|
|
for (var i = 0; i < n; i++) {
|
|
m[`i${i}`] = i;
|
|
m[`s${i}`] = String(i);
|
|
assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
|
|
m[`i${i}`] = undefined;
|
|
m[`s${i}`] = undefined;
|
|
}
|
|
bench.end(n);
|
|
}
|
|
|
|
function runNullProtoObject(n) {
|
|
const m = Object.create(null);
|
|
bench.start();
|
|
for (var i = 0; i < n; i++) {
|
|
m[`i${i}`] = i;
|
|
m[`s${i}`] = String(i);
|
|
assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
|
|
m[`i${i}`] = undefined;
|
|
m[`s${i}`] = undefined;
|
|
}
|
|
bench.end(n);
|
|
}
|
|
|
|
function runNullProtoLiteralObject(n) {
|
|
const m = { __proto__: null };
|
|
bench.start();
|
|
for (var i = 0; i < n; i++) {
|
|
m[`i${i}`] = i;
|
|
m[`s${i}`] = String(i);
|
|
assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
|
|
m[`i${i}`] = undefined;
|
|
m[`s${i}`] = undefined;
|
|
}
|
|
bench.end(n);
|
|
}
|
|
|
|
function StorageObject() {}
|
|
StorageObject.prototype = Object.create(null);
|
|
|
|
function runStorageObject(n) {
|
|
const m = new StorageObject();
|
|
bench.start();
|
|
for (var i = 0; i < n; i++) {
|
|
m[`i${i}`] = i;
|
|
m[`s${i}`] = String(i);
|
|
assert.strictEqual(String(m[`i${i}`]), m[`s${i}`]);
|
|
m[`i${i}`] = undefined;
|
|
m[`s${i}`] = undefined;
|
|
}
|
|
bench.end(n);
|
|
}
|
|
|
|
function fakeMap() {
|
|
const m = {};
|
|
return {
|
|
get(key) { return m[`$${key}`]; },
|
|
set(key, val) { m[`$${key}`] = val; },
|
|
get size() { return Object.keys(m).length; },
|
|
has(key) { return Object.prototype.hasOwnProperty.call(m, `$${key}`); }
|
|
};
|
|
}
|
|
|
|
function runFakeMap(n) {
|
|
const m = fakeMap();
|
|
bench.start();
|
|
for (var i = 0; i < n; i++) {
|
|
m.set(`i${i}`, i);
|
|
m.set(`s${i}`, String(i));
|
|
assert.strictEqual(String(m.get(`i${i}`)), m.get(`s${i}`));
|
|
m.set(`i${i}`, undefined);
|
|
m.set(`s${i}`, undefined);
|
|
}
|
|
bench.end(n);
|
|
}
|
|
|
|
function runMap(n) {
|
|
const m = new Map();
|
|
bench.start();
|
|
for (var i = 0; i < n; i++) {
|
|
m.set(`i${i}`, i);
|
|
m.set(`s${i}`, String(i));
|
|
assert.strictEqual(String(m.get(`i${i}`)), m.get(`s${i}`));
|
|
m.set(`i${i}`, undefined);
|
|
m.set(`s${i}`, undefined);
|
|
}
|
|
bench.end(n);
|
|
}
|
|
|
|
function main({ n, method }) {
|
|
switch (method) {
|
|
case '':
|
|
// Empty string falls through to next line as default, mostly for tests.
|
|
case 'object':
|
|
runObject(n);
|
|
break;
|
|
case 'nullProtoObject':
|
|
runNullProtoObject(n);
|
|
break;
|
|
case 'nullProtoLiteralObject':
|
|
runNullProtoLiteralObject(n);
|
|
break;
|
|
case 'storageObject':
|
|
runStorageObject(n);
|
|
break;
|
|
case 'fakeMap':
|
|
runFakeMap(n);
|
|
break;
|
|
case 'map':
|
|
runMap(n);
|
|
break;
|
|
default:
|
|
throw new Error(`Unexpected method "${method}"`);
|
|
}
|
|
}
|