'use strict';

const common = require('../common');

const fs = require('fs');

const tmpdir = require('../../test/common/tmpdir');

tmpdir.refresh();

const bench = common.createBenchmark(main, {

type: ['existing', 'non-existing'],

func: [ 'utimes', 'futimes', 'lutimes' ],

n: [1e3],

});

function main({ n, type, func }) {

const useFds = func === 'futimes';

const fsFunc = fs[func + 'Sync'];

switch (type) {

case 'existing': {

const files = [];

// Populate tmpdir with mock files

for (let i = 0; i < n; i++) {

const path = tmpdir.resolve(`timessync-bench-file-${i}`);

fs.writeFileSync(path, 'bench');

files.push(useFds ? fs.openSync(path, 'r+') : path);

}

bench.start();

for (let i = 0; i < n; i++) {

fsFunc(files[i], i, i);

}

bench.end(n);

if (useFds) files.forEach((x) => {

try {

fs.closeSync(x);

} catch {

// do nothing

}

});

break;

}

case 'non-existing': {

bench.start();

for (let i = 0; i < n; i++) {

try {

fsFunc(useFds ? (1 << 30) : tmpdir.resolve(`.non-existing-file-${Date.now()}`), i, i);

} catch {

// do nothing

}

}

bench.end(n);

break;

}

default:

new Error('Invalid type');

}

}