public void CheckAddAccount() { var repo = new AccountRepository(); var newAccount = new Account() { FirstName = "Homer", LastName = "Simpson", Balance = 500 }; repo.AddAccount(newAccount); repo.GetAllAccounts(); var result = repo.LoadAccount(repo.HighestAccountNumber()); Assert.AreEqual(result.Balance, newAccount.Balance); Assert.AreEqual(result.LastName, newAccount.LastName); Assert.AreEqual(result.FirstName, newAccount.FirstName); Assert.AreEqual(result.AccountNumber, 5); }