const userSchema = new mongoose.Schema({ name: String, age: Number });

mkdir myproject cd myproject npm init

const passport = require('passport'); const LocalStrategy = require('passport-local').Strategy;

Node.js provides various testing frameworks, including Mocha and Jest.

passport.use(new LocalStrategy((username, password, done) => { // Verify user credentials if (username === 'john' && password === 'password') { return done(null, { username: 'john' }); } else { return done(null, false); } }));

const User = mongoose.model('User', userSchema);

// Creating a module // greet.js module.exports = function greet(name) { console.log(`Hello, ${name}!`); };