public void Withdraw_NoValidatedCustomer_ReturnsInvalidResult()
{
//arrange
var atm = Atm.Load(8000.0m);
//act
var result = atm.Withdraw(200.0m);
//assert
Assert.Equal(TransactionOutcome.Failure, result.Result);
Assert.Equal("ACCOUNT_ERR", result.FailureMessage);
}
public void Withdraw_ValidAmount_ReturnsValidResult()
{
//arrange
var atm = Atm.Load(8000.0m);
atm.SetCurrentCustomer(DefaultAccount());
//act
var result = atm.Withdraw(200.0m);
//assert
Assert.Equal(TransactionOutcome.Success, result.Result);
Assert.Equal(7800.0m, result.Balance);
Assert.Equal(7800.0m, atm.Balance);
}
public void Withdraw_ExceedBalance_ReturnsInvalidResult()
{
//arrange
var atm = Atm.Load(8000.0m);
atm.SetCurrentCustomer(DefaultAccount());
//act
var result = atm.Withdraw(8001.0m);
//assert
Assert.Equal(TransactionOutcome.Failure, result.Result);
Assert.Equal(8000.0m, result.Balance);
Assert.Equal(8000.0m, atm.Balance);
Assert.Equal("ATM_ERR", result.FailureMessage);
}
public Atm Get()
{
return(Atm.Load(8000));
}