Merge d9e362f into a209592

server/controllers/orderController.js

@@ -4,6 +4,18 @@ class OrderController {
   static getAllOrders(req, res) {
     res.status(200).json({ orders });
   }
+
+  static getOrder(req, res) {
+    const { order } = req;
+
+    if (!order) {
+      return res.status(404).json({
+        error: 'That order doesn\'t exist',
+      });
+    }
+
+    return res.status(200).json(order);
+  }
 }
 
 export default OrderController;

server/middleware/findSingleOrder.js

@@ -0,0 +1,10 @@
+import orders from '../db/orders';
+
+const findOrder = (req, res, next) => {
+  let { id } = req.params;
+  id = Number(id);
+  req.order = orders.find(order => order.id === id);
+  next();
+};
+
+export default findOrder;

server/routes/routes.js

@@ -1,5 +1,6 @@
 import express from 'express';
 import OrderController from '../controllers/orderController';
+import findOrder from '../middleware/findSingleOrder';
 
 const router = express.Router();
 
@@ -10,5 +11,6 @@ router.get('/', (req, res) => {
 });
 
 router.get('/orders', OrderController.getAllOrders);
+router.get('/orders/:id', findOrder, OrderController.getOrder);
 
 export default router;

tests/routes/routes.spec.js

@@ -3,6 +3,7 @@ import 'chai/register-should';
 import dirtyChai from 'dirty-chai';
 import chaiHttp from 'chai-http';
 import app from '../../server/index';
+import orders from '../../server/db/orders';
 
 chai.use(chaiHttp);
 chai.use(dirtyChai);
@@ -57,3 +58,44 @@ describe('GET /api/v1/orders/', () => {
       });
   });
 });
+
+describe('GET /api/v1/orders/<orderId>', () => {
+  const id = {
+    valid: undefined,
+    invalid: undefined,
+  };
+  const keys = ['id', 'author', 'title', 'status', 'date'];
+
+  before(() => {
+    id.valid = Math.ceil(Math.random() * orders.length);
+    id.invalid = orders.length + 1;
+  });
+
+  it('should respond with status 200 if order is found', (done) => {
+    chai.request(app)
+      .get(`/api/v1/orders/${id.valid}`)
+      .end((err, res) => {
+        res.should.have.status(200);
+        done();
+      });
+  });
+
+  it('should respond with status 404 and an error message if order is not found', (done) => {
+    chai.request(app)
+      .get(`/api/v1/orders/${id.invalid}`)
+      .end((err, res) => {
+        res.should.have.status(404);
+        res.body.should.be.an('object').that.has.property('error');
+        done();
+      });
+  });
+
+  it('should respond with an object having correct data', (done) => {
+    chai.request(app)
+      .get(`/api/v1/orders/${id.valid}`)
+      .end((err, res) => {
+        res.body.should.be.an('object').which.has.all.keys(keys);
+        done();
+      });
+  });
+});