generate any large file

createLargeFile.js

const fs = require('fs');
const path = require('path');

const bytes_100 = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed mauris augue, vulputate sit amet dolor.\n';
const bytes_400 = bytes_100.repeat(4)
const fileName = 'file.txt';
const file = fs.createWriteStream(path.join(__dirname, fileName));

for (let i = 0; i <= 1e6; i++) {
  file.write(bytes_400);
}

file.end();
file.once('finish', () => {
  console.log(`file written: ${fileName}`)
})