public void ValidateExceptionFour(string sortCode, string accountNumber)
{
var account = new BankAccount(sortCode, accountNumber);
var modulusWeight = ModulusWeightTable.GetModulusWeight(account)
.FirstOrDefault();
var mod11Calculator = new StandardModulusElevenCheck(account, modulusWeight);
var modulsCheck = mod11Calculator.Process();
Assert.AreEqual(modulsCheck, ModulusCheckResult.Pass);
}
[TestCase("820000", "1")] // Invalid account number length
public void InvalidBankAccountShouldError(string sortCode, string accountNumber)
{
var modulusWeightTable = new ModulusWeightTable(Properties.Resources.valacdos);
var account = new BankAccount(sortCode, accountNumber);
var modulusWeight = modulusWeightTable.GetModulusWeight(account)
.FirstOrDefault();
Assert.Throws <ArgumentOutOfRangeException>(
() => new StandardModulusTenCheck(account, modulusWeight)
);
}
public IHttpActionResult IsAccountValid(string sortCode, string accountNumber)
{
var bankAccount = new BankAccount(sortCode.ToString(), accountNumber.ToString());
try
{
var weightTable = new ModulusWeightTable(Properties.Resources.valacdos);
foreach (var item in weightTable.GetModulusWeight(bankAccount))
{
// Step 1 - Check for modulus 10
if (item.ModulusCalculationType == Business.Entities.ModulusCalculationType.Mod10)
{
if (new StandardModulusTenCheck(bankAccount, item).Process() == Business.Entities.ModulusCheckResult.Fail)
{
return(Ok(false));
}
}
// Step 2 - Modulus 11
else if (item.ModulusCalculationType == Business.Entities.ModulusCalculationType.Mod11)
{
if (new StandardModulusElevenCheck(bankAccount, item).Process() == Business.Entities.ModulusCheckResult.Fail)
{
return(Ok(false));
}
}
// Step 3 - Double Alternate
else if (item.ModulusCalculationType == Business.Entities.ModulusCalculationType.DblAl)
{
if (new DoubleAlternateModulusCheck(bankAccount, item).Process() == Business.Entities.ModulusCheckResult.Fail)
{
return(Ok(false));
}
}
}
}
catch (Exception ex)
{
log.Error($"Error validating account with parameters: {sortCode},{accountNumber}", ex);
return(InternalServerError(ex));
}
return(Ok(true));
}