node/benchmark/child_process/spawn-echo.js
Ruben Bridgewater 535f8d5281 benchmark: var to const
PR-URL: https://github.com/nodejs/node/pull/13757
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
2017-09-21 08:22:19 -07:00

26 lines
461 B
JavaScript

'use strict';
const common = require('../common.js');
const bench = common.createBenchmark(main, {
n: [1000]
});
const spawn = require('child_process').spawn;
function main(conf) {
const n = +conf.n;
bench.start();
go(n, n);
}
function go(n, left) {
if (--left === 0)
return bench.end(n);
const child = spawn('echo', ['hello']);
child.on('exit', function(code) {
if (code)
process.exit(code);
else
go(n, left);
});
}