const level = require('level-rocksdb') describe('Database', () => { it('DB WORKS', () => { // 1) Create our database, supply location and options. // This will create or open the underlying RocksDB store. const db = level('./mydb') // 2) Put a key & value db.put('name', 'Level', function (err) { if (err) return console.log('Ooops!', err) // some kind of I/O error // 3) Fetch by key db.get('name', function (err, value) { if (err) return console.log('Ooops!', err) // likely the key was not found // Ta da! console.log('name=' + value) }) }) }) })