node/test/fixtures/workload/fibonacci.js
Rich Trott d4c7487840 test: remove FIB environment variable from cpu-prof.js
PR-URL: https://github.com/nodejs/node/pull/28183
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
2019-06-13 23:01:42 -07:00

15 lines
582 B
JavaScript

'use strict';
function fib(n) {
if (n === 0 || n === 1) return n;
return fib(n - 1) + fib(n - 2);
}
// This is based on emperial values - in the CI, on Windows the program
// tend to finish too fast then we won't be able to see the profiled script
// in the samples, so we need to bump the values a bit. On slower platforms
// like the Pis it could take more time to complete, we need to use a
// smaller value so the test would not time out.
const FIB = process.platform === 'win32' ? 40 : 30;
const n = parseInt(process.env.FIB) || FIB;
process.stdout.write(`${fib(n)}\n`);