public void Add_Items_ComputeTotalPrice(float[] prices, int[] quantities, float expected)
{
// arrange
var userBag = new UserBag();
var baggedItems = prices.Select((price, i) => CreateBaggedItem(i, price, quantities[i]));
userBag.AddItems(baggedItems);
// act
var totalPrice = userBag.ComputeTotalPrice();
// assert
Assert.AreEqual(totalPrice, expected);
}
public OutputDtoQueryUserBaggedItem GetByUserId(int userId)
{
var baggedItems = _baggedItemRepository.GetByUserId(userId);
var userBag = new UserBag();
userBag.AddItems(baggedItems);
var bagOwner = _userRepository.GetById(userId);
var dtoBaggedItems = userBag.Items
.Select(baggedItem => new OutputDtoQueryUserBaggedItem.BaggedItem
{
Id = baggedItem.Id,
AddedAt = baggedItem.AddedAt,
Quantity = baggedItem.Quantity,
Size = baggedItem.Size,
BagItem = new OutputDtoQueryUserBaggedItem.BaggedItem.Item
{
Id = baggedItem.AddedItem.Id,
Label = baggedItem.AddedItem.Label,
Price = baggedItem.AddedItem.Price * baggedItem.Quantity,
ImageItem = baggedItem.AddedItem.ImageItem,
DescriptionItem = baggedItem.AddedItem.DescriptionItem
}
});
return(new OutputDtoQueryUserBaggedItem
{
BagOwner = new OutputDtoQueryUserBaggedItem.User
{
Id = bagOwner.Id,
Firstname = bagOwner.Firstname,
Lastname = bagOwner.Lastname
},
TotalPrice = userBag.ComputeTotalPrice(),
Items = dtoBaggedItems
});
}
// Helper static methods (DTO instances)
public static OutputDtoQueryUserBaggedItem CreateOutputDtoQueryUserBaggedItem(int i, int listSize)
{
var userBag = new UserBag();
userBag.AddItems(CreateListOfBaggedItems(listSize));
var dtoBaggedItems = userBag.Items
.Select(baggedItem => new OutputDtoQueryUserBaggedItem.BaggedItem
{
Id = baggedItem.Id,
AddedAt = baggedItem.AddedAt,
Quantity = baggedItem.Quantity,
Size = baggedItem.Size,
BagItem = new OutputDtoQueryUserBaggedItem.BaggedItem.Item
{
Id = baggedItem.AddedItem.Id,
Label = baggedItem.AddedItem.Label,
Price = baggedItem.AddedItem.Price * baggedItem.Quantity,
ImageItem = baggedItem.AddedItem.ImageItem,
DescriptionItem = baggedItem.AddedItem.DescriptionItem
}
});
var bagOwner = CreateUser(1);
return(new OutputDtoQueryUserBaggedItem
{
BagOwner = new OutputDtoQueryUserBaggedItem.User
{
Id = bagOwner.Id,
Firstname = bagOwner.Firstname,
Lastname = bagOwner.Lastname
},
TotalPrice = userBag.ComputeTotalPrice(),
Items = dtoBaggedItems
});
}
