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'use strict';
const common = require('../common');
const { Readable, Writable } = require('stream');
const bench = common.createBenchmark(main, {
n: [5e6]
});
function main({ n }) {
const b = Buffer.alloc(1024);
const r = new Readable();
const w = new Writable();
var i = 0;
r._read = () => r.push(i++ === n ? null : b);
w._write = (data, enc, cb) => cb();
bench.start();
r.pipe(w);
w.on('finish', () => bench.end(n));
}