public ValidationResponse Validate(string entry, ICardNetwork cardNetwork, List<CardNetwork> acceptableCardNetworksForTransaction)
{
int i;
entry = entry ?? string.Empty;
var valid = int.TryParse(entry, out i) && entry.Length == cardNetwork.GetSecurityCodeLength();
var errorMessage = string.Empty;
if (!valid && entry.Length >= cardNetwork.GetSecurityCodeLength())
{
errorMessage = "Check security code";
}
return new ValidationResponse(valid, errorMessage, !string.IsNullOrWhiteSpace(errorMessage));
}
private void AssertCardNetwork(ICardNetwork actualCardNetwork, CardNetwork cardNetwork, string securityCode, int securityCodeLength, int cardNumberLength, bool shouldDisplayStartDate, bool shouldDisplayIssueNumber)
{
Assert.That(actualCardNetwork.GetCardNetworkType(), Is.EqualTo(cardNetwork));
Assert.That(actualCardNetwork.GetSecurityCodeLabel(), Is.EqualTo(securityCode));
Assert.That(actualCardNetwork.GetSecurityCodeLength(), Is.EqualTo(securityCodeLength));
Assert.That(actualCardNetwork.GetCardNumberLength(), Is.EqualTo(cardNumberLength));
Assert.That(actualCardNetwork.ShouldDisplayStartDate(), Is.EqualTo(shouldDisplayStartDate));
Assert.That(actualCardNetwork.ShouldDisplayIssueNumber(), Is.EqualTo(shouldDisplayIssueNumber));
}