260908.23 · stream: amortize writable buffer compaction
'use strict';
const common = require('../common');
const { Writable } = require('stream');
const bench = common.createBenchmark(main, {
count: [1024, 16384, 65536],
n: [100],
});
function main({ count, n }) {
const chunk = {};
let callback;
const stream = new Writable({
objectMode: true,
write(chunk, encoding, cb) { callback = cb; },
});
bench.start();
for (let i = 0; i < n; i++) {
for (let j = 0; j < count; j++) stream.write(chunk);
for (let j = 0; j < count; j++) callback();
}
bench.end(n);
}