30DaysOfTDD_Day16_Part4

        [Test]
        public void WhenAValidCustomerPlacesAValidOrderAnOrderShouldBePlaced()
        {
            //Arrange
            var shoppingCart = new ShoppingCart();
            shoppingCart.Items.Add(new ShoppingCartItem { ItemId = Guid.NewGuid(), Quantity = 1 });
            var customerId = Guid.NewGuid();
            
            //Act
            _orderService.PlaceOrder(customerId, shoppingCart);
        }