node/benchmark/abort_controller/abort-controller-creation.js
Guilherme Araújo 7e31299611
lib: lazily initialize kEvents and kHandlers maps
Signed-off-by: Guilherme Araújo <arauujogui@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/63702
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Gürgün Dayıoğlu <hey@gurgun.day>
2026-06-23 16:19:28 +00:00

33 lines
768 B
JavaScript

'use strict';
const common = require('../common.js');
const assert = require('node:assert');
const bench = common.createBenchmark(main, {
n: [1e6],
kind: ['AbortController', 'AbortSignal.timeout'],
});
function main({ n, kind }) {
let result;
switch (kind) {
case 'AbortController':
bench.start();
for (let i = 0; i < n; i++)
result = new AbortController().signal; // AbortSignal is created lazily on first .signal access
bench.end(n);
break;
case 'AbortSignal.timeout':
bench.start();
for (let i = 0; i < n; i++)
result = AbortSignal.timeout(1);
bench.end(n);
break;
default:
throw new Error('Invalid kind');
}
// Avoid V8 dead code elimination
assert.ok(result);
}