public async Task <bool> AddSupplementToCartAsync(int supplementId, ShoppingCart shoppingCart)
{
Supplement supplement = await this.database
.Supplements
.Include(s => s.Manufacturer)
.Where(s => s.Id == supplementId)
.FirstOrDefaultAsync();
if (supplement.Quantity == 0)
{
return(false);
}
if (shoppingCart.Supplements.Any(s => s.Id == supplementId))
{
shoppingCart.Supplements.Where(s => s.Id == supplementId).FirstOrDefault().Quantity += 1;
}
else
{
SupplementInCartServiceModel supplementInCart = Mapper.Map <SupplementInCartServiceModel>(supplement);
supplementInCart.Quantity = 1;
shoppingCart.Supplements.Add(supplementInCart);
}
return(true);
}
public async Task AddSupplementToCartAsync_WithSupplementId_ShouldIncrementQuantityInCartAndReturnTrue()
{
// Arrange
FitStoreDbContext database = this.Database;
DatabaseHelper.SeedData(database);
Supplement supplement = database.Supplements.Find(supplementId);
SupplementInCartServiceModel supplementInCart = new SupplementInCartServiceModel
{
Id = supplement.Id,
Name = supplement.Name,
Quantity = supplement.Quantity,
Price = supplement.Price,
ManufacturerName = supplement.Manufacturer.Name
};
ShoppingCart shoppingCart = new ShoppingCart();
shoppingCart.Supplements.Add(supplementInCart);
IOrderService orderService = new OrderService(database);
// Act
bool result = await orderService.AddSupplementToCartAsync(supplementId, shoppingCart);
// Assert
result.Should().Be(true);
supplementInCart.Quantity.Should().Be(supplement.Quantity + 1);
}
public async Task FinishOrderAsync_WithQuantityLessThanAvailable_ShouldReturnFalse()
{
// Arrange
FitStoreDbContext database = this.Database;
DatabaseHelper.SeedData(database);
Supplement supplement = database.Supplements.Find(supplementId);
SupplementInCartServiceModel supplementInCart = new SupplementInCartServiceModel
{
Id = supplement.Id,
Name = supplement.Name,
Quantity = 10,
Price = supplement.Price,
ManufacturerName = supplement.Manufacturer.Name
};
ShoppingCart shoppingCart = new ShoppingCart();
shoppingCart.Supplements.Add(supplementInCart);
IOrderService orderService = new OrderService(database);
// Act
bool result = await orderService.FinishOrderAsync(userId, shoppingCart);
// Assert
result.Should().Be(false);
}
public async Task IsLastAvailableSupplementAlreadyAdded_WithSupplementIdAndShoppingCartWithSupplement_ShouldReturnTrue()
{
// Arrange
FitStoreDbContext database = this.Database;
DatabaseHelper.SeedData(database);
Supplement supplement = database.Supplements.Find(supplementId);
SupplementInCartServiceModel supplementInCart = new SupplementInCartServiceModel
{
Id = supplement.Id,
Name = supplement.Name,
Quantity = 1,
Price = supplement.Price,
ManufacturerName = supplement.Manufacturer.Name
};
ShoppingCart shoppingCart = new ShoppingCart();
shoppingCart.Supplements.Add(supplementInCart);
IOrderService orderService = new OrderService(database);
// Act
bool result = await orderService.IsLastAvailableSupplementAlreadyAdded(supplementId, shoppingCart);
// Assert
result.Should().Be(true);
}
public void RemoveAllSupplementsFromCartAsync_WithSupplementId_ShouldRemoveSupplementFromCartAndReturnTrue()
{
// Arrange
FitStoreDbContext database = this.Database;
DatabaseHelper.SeedData(database);
Supplement supplement = database.Supplements.Find(supplementId);
SupplementInCartServiceModel supplementInCart = new SupplementInCartServiceModel
{
Id = supplement.Id,
Name = supplement.Name,
Quantity = 10,
Price = supplement.Price,
ManufacturerName = supplement.Manufacturer.Name
};
ShoppingCart shoppingCart = new ShoppingCart();
shoppingCart.Supplements.Add(supplementInCart);
IOrderService orderService = new OrderService(database);
// Act
bool result = orderService.RemoveAllSupplementsFromCartAsync(supplementId, shoppingCart);
// Assert
result.Should().Be(true);
shoppingCart.Supplements.Count().Should().Be(0);
}
public bool RemoveAllSupplementsFromCartAsync(int supplementId, ShoppingCart shoppingCart)
{
if (shoppingCart.Supplements.Any(s => s.Id == supplementId))
{
SupplementInCartServiceModel supplemenInCart = shoppingCart
.Supplements
.Where(s => s.Id == supplementId)
.FirstOrDefault();
shoppingCart.Supplements.Remove(supplemenInCart);
return(true);
}
return(false);
}
public async Task <bool> IsLastAvailableSupplementAlreadyAdded(int supplementId, ShoppingCart shoppingCart)
{
Supplement supplement = await this.database
.Supplements
.Where(s => s.Id == supplementId)
.FirstOrDefaultAsync();
SupplementInCartServiceModel supplementInCart = shoppingCart
.Supplements
.Where(s => s.Id == supplementId)
.FirstOrDefault();
if (supplementInCart == null)
{
return(false);
}
return(supplement.Quantity == supplementInCart.Quantity);
}
