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| Current File : //proc/self/root/home/ubuntu/node-v16.18.1/benchmark/misc/object-property-bench.js |
'use strict';
/* eslint-disable dot-notation */
const common = require('../common.js');
const bench = common.createBenchmark(main, {
method: ['property', 'string', 'variable', 'symbol'],
n: [1e9]
});
function runProperty(n) {
const object = {};
bench.start();
for (let i = 0; i < n; i++) {
object.p1 = 21;
object.p2 = 21;
object.p1 += object.p2;
}
bench.end(n);
}
function runString(n) {
const object = {};
bench.start();
for (let i = 0; i < n; i++) {
object['p1'] = 21;
object['p2'] = 21;
object['p1'] += object['p2'];
}
bench.end(n);
}
function runVariable(n) {
const object = {};
const var1 = 'p1';
const var2 = 'p2';
bench.start();
for (let i = 0; i < n; i++) {
object[var1] = 21;
object[var2] = 21;
object[var1] += object[var2];
}
bench.end(n);
}
function runSymbol(n) {
const object = {};
const symbol1 = Symbol('p1');
const symbol2 = Symbol('p2');
bench.start();
for (let i = 0; i < n; i++) {
object[symbol1] = 21;
object[symbol2] = 21;
object[symbol1] += object[symbol2];
}
bench.end(n);
}
function main({ n, method }) {
switch (method) {
case 'property':
runProperty(n);
break;
case 'string':
runString(n);
break;
case 'variable':
runVariable(n);
break;
case 'symbol':
runSymbol(n);
break;
default:
throw new Error(`Unexpected method "${method}"`);
}
}
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