test.js

const ffmpeg = require('./lib/index');
ffmpeg.forceDownload();
console.log(__dirname);
console.log(ffmpeg.path);
ffmpeg.run('-version')
	.catch(result => console.log(result))
	.then(result => console.log(result)); // Asynchronous
ffmpeg.run('error')
	.then(result => console.log(result))
	.catch(() => console.log('Test ERROR')); // Asynchronous
console.log(ffmpeg.runSync('-version'));