node/benchmark/buffers/buffer-copy.js
Robert Nagy 76c8ba9d9b
buffer: use native copy impl
PR-URL: https://github.com/nodejs/node/pull/54087
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Daniel Lemire <daniel@lemire.me>
2024-08-02 09:19:41 +00:00

20 lines
491 B
JavaScript

'use strict';
const common = require('../common.js');
const bench = common.createBenchmark(main, {
bytes: [0, 8, 128, 32 * 1024],
partial: ['true', 'false'],
n: [6e6],
});
function main({ n, bytes, partial }) {
const source = Buffer.allocUnsafe(bytes);
const target = Buffer.allocUnsafe(bytes);
const sourceStart = (partial === 'true' ? Math.floor(bytes / 2) : 0);
bench.start();
for (let i = 0; i < n; i++) {
source.copy(target, 0, sourceStart);
}
bench.end(n);
}