MIsc

Misc.cs

public class ArqcGeneratorTests
{
    private string MasterKey = "9E15204313F7318ACB79B90BD986AD29";
    private readonly ArqcGenerator _arqcGenerator = new ArqcGenerator();

    /// <summary>
    /// Generates a chip card master key using the issuers master key.
    /// Also sometimes known as UDK (User derived key)
    /// </summary>
    [Fact]
    public void GenerateIccMasterKey()
    {
        var pan = "5204730000000013";
        var panSequenceNumber = "00";

        var result = _arqcGenerator.GenerateIccMasterKey(MasterKey, pan, panSequenceNumber);

        result.ShouldBe("23EA67CDB0315D7C581F0ED6077A761F");
    }

    [Fact]
    public void GenerateSessionKey()
    {
        var iccMasterKey = "23EA67CDB0315D7C581F0ED6077A761F";
        var applicationTransactionCounter = "01F6";
        var unpredictableNumber = "040F2741";

        var result = _arqcGenerator.GenerateSessionKey(iccMasterKey, applicationTransactionCounter, unpredictableNumber);

        result.ShouldBe("A8D5A18040B3D915573170ABA816084C");
    }

    [Fact]
    public void GenerateArqc()
    {
        var sessionKey = "A8D5A18040B3D915573170ABA816084C";

        var result = _arqcGenerator.GenerateArqc(new ArqcGenerationRequest
        {
            Pan = "5204730000000013",
            Amount = "000000001000",
            AmountOther = "000000000000",
            CountryCode = "0840",
            VerificationResults = "0000000000",
            CurrencyCode = "0840",
            TransactionDate = "180831",
            TransactionType = "00",
            UnpredictableNumber = "040F2741",
            ApplicationInterchangeProfile = "5800",
            ApplicationTransactionCounter = "01F6",
            CardVerificationResults = "03250000"
        });

        result.ShouldBe("984622B67AA575CF");
    }
}