node/benchmark/process/bench-hrtime.js
Joyee Cheung a647d82f83 process: improve process.hrtime
* Add benchmarks for diffing a previous result
* Improvements to the documentation, including type annotation
* Update the outdated comments in src/node.cc, improve comments
  in lib/internal/process.js
* Check the argument is an Array Tuple with length 2

PR-URL: https://github.com/nodejs/node/pull/10764
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Brian White <mscdex@mscdex.net>
2017-01-23 21:30:18 +08:00

32 lines
572 B
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const bench = common.createBenchmark(main, {
n: [1e6],
type: ['raw', 'diff']
});
function main(conf) {
const n = conf.n | 0;
const hrtime = process.hrtime;
var noDead = hrtime();
var i;
if (conf.type === 'raw') {
bench.start();
for (i = 0; i < n; i++) {
noDead = hrtime();
}
bench.end(n);
} else {
bench.start();
for (i = 0; i < n; i++) {
noDead = hrtime(noDead);
}
bench.end(n);
}
assert.ok(Array.isArray(noDead));
}