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benchmark: add stream.compose benchmark
PR-URL: #54308 Reviewed-By: Vinícius Lourenço Claro Cardoso <contact@viniciusl.com.br> Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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'use strict'; | ||
const common = require('../common.js'); | ||
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const { | ||
PassThrough, | ||
Readable, | ||
Writable, | ||
compose, | ||
} = require('node:stream'); | ||
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const bench = common.createBenchmark(main, { | ||
n: [1e3], | ||
}); | ||
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function main({ n }) { | ||
const cachedPassThroughs = []; | ||
const cachedReadables = []; | ||
const cachedWritables = []; | ||
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for (let i = 0; i < n; i++) { | ||
const numberOfPassThroughs = 100; | ||
const passThroughs = []; | ||
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for (let i = 0; i < numberOfPassThroughs; i++) { | ||
passThroughs.push(new PassThrough()); | ||
} | ||
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const readable = Readable.from(['hello', 'world']); | ||
const writable = new Writable({ objectMode: true, write: (chunk, encoding, cb) => cb() }); | ||
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cachedPassThroughs.push(passThroughs); | ||
cachedReadables.push(readable); | ||
cachedWritables.push(writable); | ||
} | ||
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bench.start(); | ||
for (let i = 0; i < n; i++) { | ||
const composed = compose(cachedReadables[i], ...cachedPassThroughs[i], cachedWritables[i]); | ||
composed.end(); | ||
} | ||
bench.end(n); | ||
} |