/// <summary>
/// Adds services which fulfil the various data repository contracts for the application
/// </summary>
public static IServiceCollection AddAppDataRepositories(this IServiceCollection services)
{
var userRepository = new InMemoryUserRepository();
var accountRepository = new InMemoryBankAccountRepository();
return(services
.AddSingleton <IUserRepository>(userRepository)
.AddSingleton <IBankAccountRepository>(accountRepository));
}
public void GetAccountByIdHandlesAccountNotFound()
{
const int requestedAccountId = 1;
var repository = new InMemoryBankAccountRepository();
var locatedAccount = repository.GetAccountById(requestedAccountId);
Assert.That(locatedAccount, Is.Null);
}
public void GetAccountByBankIdAndAccountNumberHandleAccountNotFound()
{
const string requestedBankId = "TestBank";
const string requestedAccountNumber = "12346578";
var repository = new InMemoryBankAccountRepository();
var locatedAccount = repository.GetAccountByBankIdAndAccountNumber(requestedBankId, requestedAccountNumber);
Assert.That(locatedAccount, Is.Null);
}
public void GetAccountByBankIdAndAccountNumberCanLocateAccount()
{
const int userId = 1;
const string bankId = "TestBank";
const string accountNumber = "12346578";
var repository = new InMemoryBankAccountRepository();
var createdAccount = repository.CreateAccount(userId, bankId, accountNumber);
var locatedAccount = repository.GetAccountByBankIdAndAccountNumber(bankId, accountNumber);
Assert.That(createdAccount, Is.EqualTo(locatedAccount));
}
public void CreateAccountGeneratesUniqueIds()
{
const int userId = 1;
const string bankId = "TestBank";
const string accountNumber1 = "12346578";
const string accountNumber2 = "12346579";
var repository = new InMemoryBankAccountRepository();
var createdAccount1 = repository.CreateAccount(userId, bankId, accountNumber1);
var createdAccount2 = repository.CreateAccount(userId, bankId, accountNumber2);
Assert.That(createdAccount1.Id, Is.Not.EqualTo(createdAccount2.Id));
}
public void CreateAccountCanAddAccount()
{
const int userId = 1;
const string bankId = "TestBank";
const string accountNumber = "12346578";
var repository = new InMemoryBankAccountRepository();
var createdAccount = repository.CreateAccount(userId, bankId, accountNumber);
Assert.That(createdAccount, Is.Not.Null);
Assert.That(createdAccount.Id, Is.GreaterThan(0));
Assert.That(createdAccount.UserId, Is.EqualTo(userId));
Assert.That(createdAccount.BankId, Is.EqualTo(bankId));
Assert.That(createdAccount.AccountNumber, Is.EqualTo(accountNumber));
}
public void GetAllAccountsByUserIdReturnsAllCreatedAccounts()
{
const int userId1 = 1;
const int userId2 = 2;
const string bankId = "TestBank";
const string accountNumber1 = "12346578";
const string accountNumber2 = "12346579";
const string accountNumber3 = "12346570";
var repository = new InMemoryBankAccountRepository();
var createdAccount1 = repository.CreateAccount(userId1, bankId, accountNumber1);
var createdAccount2 = repository.CreateAccount(userId1, bankId, accountNumber2);
var createdAccount3 = repository.CreateAccount(userId2, bankId, accountNumber3);
var allAccounts = repository.GetAllAccountsByUserId(userId1).ToList();
Assert.That(allAccounts.Count, Is.EqualTo(2));
Assert.That(allAccounts, Contains.Item(createdAccount1));
Assert.That(allAccounts, Contains.Item(createdAccount2));
Assert.That(allAccounts, Does.Not.Contain(createdAccount3));
}
public void CreateAccountRejectsDuplicateAccountDetails()
{
const int userId = 1;
const string bankId1 = "TestBank1";
const string bankId2 = "TestBank2";
const string accountNumber1 = "12346578";
const string accountNumber2 = "12346579";
var repository = new InMemoryBankAccountRepository();
repository.CreateAccount(userId, bankId1, accountNumber1);
Assert.DoesNotThrow(
() => repository.CreateAccount(userId, bankId1, accountNumber2)
);
Assert.DoesNotThrow(
() => repository.CreateAccount(userId, bankId2, accountNumber1)
);
Assert.Throws <InvalidOperationException>(
() => repository.CreateAccount(userId, bankId1, accountNumber1)
);
}
