feat: add mongodb-memory-server

Author: epicfaace

.gitignore

@@ -0,0 +1 @@
+node_modules

app.js

@@ -8,9 +8,20 @@ const Person = require('./models/person')
 // Set up the Express app
 const app = express();
 
-// Connect to MongoDB - should be running locally
-mongoose.connect('mongodb://localhost/people');
-mongoose.Promise = global.Promise;
+const MongodbMemoryServer = require('mongodb-memory-server');
+
+const mongoServer = new MongodbMemoryServer.MongoMemoryServer({
+	binary: { version: "latest" },
+	instance: { port: 65210, dbName: "test" }
+});
+
+mongoServer.getConnectionString().then((uri) => {
+	// Connect to MongoDB - should be running locally
+	mongoose.connect(uri);
+	mongoose.Promise = global.Promise;
+});
+
+
 
 // Set up static files
 app.use(express.static('public'));
@@ -22,26 +33,26 @@ app.use(bodyParser.json());
 app.use(bodyParser.urlencoded({ extended: false }));
 
 // Error handling middleware
-app.use(function(err, req, res, next){
-    console.log(err); // To see properties of message in our console
-    res.status(422).send({error: err.message});
+app.use(function (err, req, res, next) {
+	console.log(err); // To see properties of message in our console
+	res.status(422).send({ error: err.message });
 });
 
 var port = process.env.PORT || 3000;
 
 // Starts the Express server, which will run locally @ localhost:3000
-app.listen(port, function() {
-    console.log('App listening on port 3000!');
+app.listen(port, function () {
+	console.log('App listening on port 3000!');
 });
 
 // Serves the index.html file (our basic frontend)
-app.get('/',function(req, res) {   
-	res.sendFile('index.html', {root: __dirname});
-}); 
+app.get('/', function (req, res) {
+	res.sendFile('index.html', { root: __dirname });
+});
 
 // GET route that displays all people (finds all Person objects)
-app.get('/people', function(req, res, next) {
-	Person.find({}, function(err, result) {
+app.get('/people', function (req, res, next) {
+	Person.find({}, function (err, result) {
 		if (err) {
 			console.log(err)
 		} else {
@@ -51,8 +62,8 @@ app.get('/people', function(req, res, next) {
 });
 
 // GET route that displays one person's friends 
-app.get('/people/:id', function(req, res, next) {
-	Person.findById(req.params.id, function(err, result) { // Finds person with id (param)
+app.get('/people/:id', function (req, res, next) {
+	Person.findById(req.params.id, function (err, result) { // Finds person with id (param)
 		if (!err) {
 			res.send(result.friends); // Returns the person's friends array as JSON
 		} else {
@@ -62,36 +73,36 @@ app.get('/people/:id', function(req, res, next) {
 });
 
 // POST route that adds a new Person object
-app.post('/people', function(req, res, next) {
+app.post('/people', function (req, res, next) {
 	// First gets a random dog image URL
 	request('https://dog.ceo/api/breeds/image/random', function (error, response, body) {
 		if (!error && response.statusCode == 200) {
 			var person = new Person();
 			person.name = req.body.name; // Stores the 'name' string
 			person.dog = JSON.parse(body).message; // Stores the 'dog' image URL
 			person.friends = []; // Initializes an empty array of friends
-			person.save(function(err, person) { // Saves the Person object to the database
+			person.save(function (err, person) { // Saves the Person object to the database
 				if (err) {
 					console.log(err);
 				} else {
 					res.send(person); // Returns the new object as JSON
 				}
 			})
-	  	}
+		}
 	});
 });
 
 // PUT route that adds a friend to a person
-app.put('/people/:id', function(req, res, next) {
-	Person.findById(req.params.id, function(err, person) { // Finds a Person by id (param in URL)
+app.put('/people/:id', function (req, res, next) {
+	Person.findById(req.params.id, function (err, person) { // Finds a Person by id (param in URL)
 		person.friends.push(req.body.id); // Adds the friend with ID in POST parameters
-		person.save(function(err) { // Saves the Person object
+		person.save(function (err) { // Saves the Person object
 			if (err) {
 				console.log(err);
 			} else {
-				Person.findById(req.body.id, function(err, person) { // Same, but for the 2nd person 
+				Person.findById(req.body.id, function (err, person) { // Same, but for the 2nd person 
 					person.friends.push(req.params.id); // Saves the Person object
-					person.save(function(err) {
+					person.save(function (err) {
 						if (err) {
 							console.log(err);
 						} else {
@@ -105,8 +116,8 @@ app.put('/people/:id', function(req, res, next) {
 });
 
 // DELETE route that removes a Person object from the database
-app.delete('/people/:id', function(req, res, next) {
-	Person.findByIdAndRemove(req.params.id, function(err, result) { // Finds by ID and remove
+app.delete('/people/:id', function (req, res, next) {
+	Person.findByIdAndRemove(req.params.id, function (err, result) { // Finds by ID and remove
 		if (err) {
 			console.log(err);
 		} else {