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benchmark: include writev & callback in benchmark #31066

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benchmark: include writev & callback in benchmark #31066

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d1603cd
benchmark: include writev in benchmark
ronag Dec 23, 2019
4155712
fixup: test w/ callback
ronag Dec 23, 2019
704ac6a
fixup: nit
ronag Dec 23, 2019
a7770b7
fixup: lint
ronag Dec 23, 2019
7f60522
fixup
ronag Dec 25, 2019
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19 changes: 15 additions & 4 deletions benchmark/streams/writable-manywrites.js
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Expand Up @@ -5,25 +5,36 @@ const Writable = require('stream').Writable;

const bench = common.createBenchmark(main, {
n: [2e6],
sync: ['yes', 'no']
sync: ['yes', 'no'],
writev: ['yes', 'no'],
callback: ['yes', 'no']
});

function main({ n, sync }) {
function main({ n, sync, writev, callback }) {
const b = Buffer.allocUnsafe(1024);
const s = new Writable();
sync = sync === 'yes';
s._write = function(chunk, encoding, cb) {

const writecb = (cb) => {
if (sync)
cb();
else
process.nextTick(cb);
};

if (writev === 'yes') {
s._writev = (chunks, cb) => writecb(cb);
} else {
s._write = (chunk, encoding, cb) => writecb(cb);
}

const cb = callback === 'yes' ? () => {} : null;

bench.start();

let k = 0;
function run() {
while (k++ < n && s.write(b));
while (k++ < n && s.write(b, cb));
if (k >= n)
bench.end(n);
}
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