Function benchCreation

benchmark/streams/compose.js:35–61

(n, numberOfPassThroughs)

}

function benchCreation(n, numberOfPassThroughs) {
  const cachedPassThroughs = [];
  const cachedReadables = [];
  const cachedWritables = [];

  for (let i = 0; i < n; i++) {
    const passThroughs = [];

    for (let i = 0; i < numberOfPassThroughs; i++) {
      passThroughs.push(new PassThrough());
    }

    const readable = Readable.from(['hello', 'world']);
    const writable = new Writable({ objectMode: true, write: (chunk, encoding, cb) => cb() });

    cachedPassThroughs.push(passThroughs);
    cachedReadables.push(readable);
    cachedWritables.push(writable);
  }

  bench.start();
  for (let i = 0; i < n; i++) {
    const composed = compose(cachedReadables[i], ...cachedPassThroughs[i], cachedWritables[i]);
    composed.end();
  }
  bench.end(n);
}

function benchThroughput(n, numberOfPassThroughs, chunks) {
  const chunk = Buffer.alloc(1024);