private void CheckValues(
BiometricData bd,
TypeOfBiometricData dataType,
AlgorithmIdentifier algID,
Asn1OctetString dataHash,
DerIA5String sourceDataURI)
{
if (!bd.TypeOfBiometricData.Equals(dataType))
{
Fail("types don't match.");
}
if (!bd.HashAlgorithm.Equals(algID))
{
Fail("hash algorithms don't match.");
}
if (!bd.BiometricDataHash.Equals(dataHash))
{
Fail("hash algorithms don't match.");
}
if (sourceDataURI != null)
{
if (!bd.SourceDataUri.Equals(sourceDataURI))
{
Fail("data uris don't match.");
}
}
else if (bd.SourceDataUri != null)
{
Fail("data uri found when none expected.");
}
}
public override void PerformTest()
{
TypeOfBiometricData dataType = new TypeOfBiometricData(TypeOfBiometricData.HandwrittenSignature);
AlgorithmIdentifier hashAlgorithm = new AlgorithmIdentifier(OiwObjectIdentifiers.IdSha1, DerNull.Instance);
Asn1OctetString dataHash = new DerOctetString(GenerateHash());
BiometricData bd = new BiometricData(dataType, hashAlgorithm, dataHash);
CheckConstruction(bd, dataType, hashAlgorithm, dataHash, null);
DerIA5String dataUri = new DerIA5String("http://test");
bd = new BiometricData(dataType, hashAlgorithm, dataHash, dataUri);
CheckConstruction(bd, dataType, hashAlgorithm, dataHash, dataUri);
bd = BiometricData.GetInstance(null);
if (bd != null)
{
Fail("null GetInstance() failed.");
}
try
{
BiometricData.GetInstance(new object());
Fail("GetInstance() failed to detect bad object.");
}
catch (ArgumentException)
{
// expected
}
}
private void CheckConstruction(
BiometricData bd,
TypeOfBiometricData dataType,
AlgorithmIdentifier hashAlgorithm,
Asn1OctetString dataHash,
DerIA5String dataUri)
{
CheckValues(bd, dataType, hashAlgorithm, dataHash, dataUri);
bd = BiometricData.GetInstance(bd);
CheckValues(bd, dataType, hashAlgorithm, dataHash, dataUri);
Asn1Sequence seq = (Asn1Sequence) Asn1Object.FromByteArray(bd.ToAsn1Object().GetEncoded());
bd = BiometricData.GetInstance(seq);
CheckValues(bd, dataType, hashAlgorithm, dataHash, dataUri);
}
