Agregar check para carrito ID

Author: danilo04

services/cartService.js

@@ -36,6 +36,10 @@ class CartService {
   }
 
   static async getCartItems(cartId) {
+    if (isNaN(cartId)) {
+      throw new Error('Cart ID should be a number');
+    }
+
     const cart = await Cart.findByPk(cartId)
     if (!cart) {
       return null;

tests/routes/cart.test.js

@@ -58,5 +58,11 @@ describe('Cart Routes', () => {
       .get('/api/carts/1/items')
       .expect(404);
     });
+
+    it('should return 400 when cart id wrong format', async () => {
+      const response = await request(app)
+      .get('/api/carts/nonidad123/items')
+      .expect(400);
+    });
   });
 });