public bool ValidateRequest(PaymentEntity request, out string errmsg)
{
errmsg = string.Empty;
// Validate Credit Card number
if (!CreditCardValidator.IsValid(request.CreditCardNumber))
{
errmsg = "Invalid Credit Card number";
}
//Check if Expiration date is not a past date
if (request.ExpirationDate < DateTime.Now)
{
errmsg = errmsg.Length > 0 ? errmsg + ";" + "Invalid Expiration Date" : "Invalid Expiration Date";
}
//Check if Amount is positive
if (request.Amount < 0)
{
errmsg = errmsg.Length > 0 ? errmsg + ";" + "Invalid Amount" : "Invalid Amount";
}
if (!string.IsNullOrEmpty(errmsg))
{
return(false);
}
return(true);
}
public void IsValid(
[Values(null, "0000000000000000", "1234567890123452", "1234-5678-9012-3452", "1234 5678 9012 3452", "0000000000000001", "000000000000000A")]
string value,
[Values(true, true, true, true, true, false, false)]
bool expectedResult)
{
CreditCardValidator creditCardValidator = new CreditCardValidator();
Assert.AreEqual(expectedResult, creditCardValidator.IsValid(value));
}
private bool CreditCardValidatorTest(string input, CreditCardValidator.CardType allowedTypes, string[] exceptions)
{
CreditCardValidator validator = new CreditCardValidator(allowedTypes, exceptions);
return validator.IsValid(this, input);
}
public void IsValidMustReturnTrueWhenTheSpeficiedValueIsNull()
{
CreditCardValidator creditCardValidator = new CreditCardValidator();
Assert.IsTrue(creditCardValidator.IsValid(null));
}
private bool CreditCardValidatorTest(string input, CreditCardValidator.CardType allowedTypes, string[] exceptions)
{
CreditCardValidator validator = new CreditCardValidator(allowedTypes, exceptions);
return(validator.IsValid(this, input));
}
