public void CalculateCheckDigit_With_Valid_Data_Returns_Valid_CheckDigit()
{
//all less than's will be turned into 0s
string input = "586479869<<<";
/* Math below
* 5 = 5 * 7 = 35
* 8 = 8 * 3 = 24
* 6 = 6 * 1 = 6
* 4 = 4 * 7 = 28
* 7 = 7 * 3 = 21
* 9 = 9 * 1 = 9
* 8 = 8 * 7 = 56
* 6 = 6 * 3 = 18
* 9 = 9 * 1 = 9
* 0 = 0 * 7 = 0
* 0 = 0 * 3 = 0
* 0 = 0 * 1 = 0
* 35 + 24 + 6 + 28 + 21 + 9 + 56 + 18 + 9 + 0 + 0 + 0 = 206 % 10 = 6 */
string expectedCheckDigit = "6";
string returnedCheckDigit = CheckDigitHelper.CalculateCheckDigit(input);
Assert.AreEqual(expectedCheckDigit, returnedCheckDigit);
}
public ValidationResults ValidateMrzAndBaseData(PassportBaseData baseData, MrzLine2 mrzLine2)
{
ValidationResults results = new ValidationResults();
//Check digits against what was passed into mrzline2
results.PassportNumberCheckDigit = CheckDigitHelper.CalculateCheckDigit(mrzLine2.PassportNumber) == mrzLine2.CheckDigitPassportNumber ? true : false;
results.DateOfBirthCheckDigit = CheckDigitHelper.CalculateCheckDigit(mrzLine2.DateOfBirth.ToString("yyMMdd")) == mrzLine2.CheckDigitDateOfBirth ? true : false;
results.PassportExpirationDateCheckDigit = CheckDigitHelper.CalculateCheckDigit(mrzLine2.DateOfExpiry.ToString("yyMMdd")) == mrzLine2.CheckDigitDateOfExpiry ? true : false;
results.PersonalNumberCheckDigit = CheckDigitHelper.CalculateCheckDigit(mrzLine2.PersonalNumber) == mrzLine2.CheckDigitPersonalNumber ? true : false;
//Composite check digit is all fields on line 2 minus nationality and gender
string compositeCheckDigit = mrzLine2.PassportNumber +
mrzLine2.CheckDigitPassportNumber +
mrzLine2.DateOfBirth.ToString("yyMMdd") +
mrzLine2.CheckDigitDateOfBirth +
mrzLine2.DateOfExpiry.ToString("yyMMdd") +
mrzLine2.CheckDigitDateOfExpiry +
mrzLine2.PersonalNumber +
mrzLine2.CheckDigitPersonalNumber;
results.FinalCheckDigit = CheckDigitHelper.CalculateCheckDigit(compositeCheckDigit) == mrzLine2.CheckDigitOverall ? true : false;
//Do a cross check between what the user entered vs what's on mrzline2
results.GenderCrossCheck = baseData.Gender == mrzLine2.Gender ? true : false;
results.DateOfBirthCrossCheck = baseData.DateOfBirth.ToString(DateMask) == mrzLine2.DateOfBirth.ToString(DateMask) ? true : false;
results.ExpirationDateCrossCheck = baseData.DateOfExpiry.ToString(DateMask) == mrzLine2.DateOfExpiry.ToString(DateMask) ? true : false;
results.NationalityCrossCheck = baseData.Nationality == mrzLine2.Nationality ? true : false;
results.PassportNumberCrossCheck = baseData.PassportNumber.ZeroFillerChars() == mrzLine2.PassportNumber ? true : false;
return(results);
}
