public void Create_ShouldSaveTransactionAndDetailsWhenInvoked()
{
var totalQuantity = 10;
var purchaseQuantity = 5;
var price = 4.99;
var options = new DbContextOptionsBuilder <ApiContext>()
.UseInMemoryDatabase(databaseName: "Create_ShouldSaveTransactionAndDetailsWhenInvoked")
.Options;
using (var context = new ApiContext(options))
{
// initialize objects
var itemRepository = new ItemRepository(context);
var transactionDetailRepository = new TransactionDetailRepository(context);
var transactionRepository = new TransactionRepository(context);
var userRepository = new UserRepository(context);
var service = new TransactionService(itemRepository, transactionDetailRepository, transactionRepository);
// add data
var item = new Item
{
Name = "Item1",
Description = "Description1",
Price = price,
Quantity = totalQuantity
};
itemRepository.Add(item);
itemRepository.Commit();
var user = new User
{
AuthId = "auth|test-user",
Email = "*****@*****.**"
};
userRepository.Add(user);
userRepository.Commit();
// preform action
var transaction = service.Create(new List <PurchaseOrderItemDTO>
{
new PurchaseOrderItemDTO {
ItemId = item.Id, Quantity = purchaseQuantity
}
}, user.Id);
}
using (var context = new ApiContext(options))
{
// initialize objects
var itemRepository = new ItemRepository(context);
var transactionDetailRepository = new TransactionDetailRepository(context);
var transactionRepository = new TransactionRepository(context);
var userRepository = new UserRepository(context);
var service = new TransactionService(itemRepository, transactionDetailRepository, transactionRepository);
var transactions = transactionRepository.AllProperties();
Assert.NotEmpty(transactions);
Assert.Equal(1, transactions.Count());
var transaction = transactions.FirstOrDefault();
Assert.Equal(price * purchaseQuantity, transaction.Total);
Assert.Equal(1, transaction.Details.Count);
// Validate that quantity of Item changed in inventory
Assert.Equal(totalQuantity - purchaseQuantity, transaction.Details.FirstOrDefault().Item.Quantity);
}
}