public void Update() { DataBase dataBase = new DataBase(); string bankName = Guid.NewGuid().ToString(); string newBankName = Guid.NewGuid().ToString(); string owner = Guid.NewGuid().ToString(); Bank bank = new Bank { Name = bankName, Owner = owner, AccountNumber = Guid.NewGuid().ToString(), }; int rowsInserted = dataBase.BankInsert(bank); Assert.IsTrue(rowsInserted == 1); List<Bank> bankGet = dataBase.BankGet(owner); Assert.IsNotNull(bankGet); bank.Id = bankGet[0].Id; bank.Name = newBankName; int rowsUpdated = dataBase.BankUpdate(bank); Assert.IsTrue(rowsUpdated == 1); bankGet = dataBase.BankGet(owner); Assert.IsNotNull(bankGet); Assert.AreEqual(newBankName, bankGet[0].Name); }