public void IncrementProductQuantityInBasket_GivenProductExistsInBasket_ShouldIncrementProductQuantity()
{
// Arrange
InMemoryProductDbContext ctx = CreateTestDatabase();
BasketRepository basketRepository = new BasketRepository(ctx);
// Act
List <Product> productsToAdd = new List <Product>()
{
new Product()
{
Title = "Product 1"
},
new Product()
{
Title = "Product 2"
}
};
foreach (var product in productsToAdd)
{
ctx.Products.Add(product);
}
ctx.SaveChanges();
// Add new basket to database
string ownerId = "george";
basketRepository.CreateBasket(ownerId);
// Add products to basket
Basket basket = basketRepository.GetBasketByOwnerId(ownerId);
foreach (var product in productsToAdd)
{
basketRepository.AddProductToBasket(product.ProductId, basket.OwnerID);
}
basketRepository.IncrementProductQuantityInBasket(2, ownerId);
basket = basketRepository.GetBasketByOwnerId(ownerId);
// Assert
Assert.AreEqual(1, basket.BasketItems[0].ProductQuantity);
Assert.AreEqual(2, basket.BasketItems[1].ProductQuantity);
}