public void init()
 {
     _mockWalletInterestCalculator = MockRepository.GenerateStub <IWalletInterestCalculator>();
     _calculator = new PersonInterestCalculator(_mockWalletInterestCalculator);
     _person     = new Person();
 }
 public void init()
 {
     _cardCalculator   = new CreditCardInterestCalculatorFactory().GetInterestCalculator();
     _walletCalculator = new WalletInterestCalculatorFactory().GetWalletInterestCalculator();
     _personCalculator = new PersonInterestCalculatorFactory().GetPersonInterestCalculator();
 }