current/benchmark/fs/bench-stat-promise.js
'use strict';
const common = require('../common');
const fsPromises = require('fs').promises;
const bench = common.createBenchmark(main, {
n: [20e4],
statType: ['fstat', 'lstat', 'stat']
});
async function run(n, statType) {
const handleMode = statType === 'fstat';
const arg = handleMode ? await fsPromises.open(__filename, 'r') : __filename;
let remaining = n;
bench.start();
while (remaining-- > 0)
await (handleMode ? arg.stat() : fsPromises[statType](arg));
bench.end(n);
if (typeof arg.close === 'function')
await arg.close();
}
function main(conf) {
const n = conf.n >>> 0;
const statType = conf.statType;
run(n, statType).catch(console.log);
}