public async Task GetTimestampAsync_WhenCancelled_ThrowsAsync()
{
var logger = new TestLogger();
var timestampService = await _testFixture.GetDefaultTrustedTimestampServiceAsync();
var timestampProvider = new Rfc3161TimestampProvider(timestampService.Url);
var content = new SignatureContent(SigningSpecifications.V1, Common.HashAlgorithmName.SHA256, "Test data to be signed and timestamped");
using (var authorCert = new X509Certificate2(_trustedTestCert.Source.Cert))
{
var timestampHashAlgorithm = Common.HashAlgorithmName.SHA256;
var signedCms = SigningTestUtility.GenerateSignedCms(authorCert, content.GetBytes());
var signature = PrimarySignature.Load(signedCms.Encode());
var signatureValue = signature.GetSignatureValue();
var messageHash = timestampHashAlgorithm.ComputeHash(signatureValue);
var request = new TimestampRequest(
signingSpecifications: SigningSpecifications.V1,
hashedMessage: messageHash,
hashAlgorithm: timestampHashAlgorithm,
target: SignaturePlacement.PrimarySignature
);
// Assert
var exception = await Assert.ThrowsAsync <OperationCanceledException>(
() => timestampProvider.GetTimestampAsync(request, logger, new CancellationToken(canceled: true)));
Assert.Equal(OperationCancelledExceptionMessage, exception.Message);
}
}
public async Task GetTimestampAsync_WithValidInput_ReturnsTimestampAsync()
{
var logger = new TestLogger();
var timestampService = await _testFixture.GetDefaultTrustedTimestampServiceAsync();
var timestampProvider = new Rfc3161TimestampProvider(timestampService.Url);
var content = new SignatureContent(SigningSpecifications.V1, Common.HashAlgorithmName.SHA256, "Test data to be signed and timestamped");
using (var authorCert = new X509Certificate2(_trustedTestCert.Source.Cert))
{
var signedCms = SigningTestUtility.GenerateSignedCms(authorCert, content.GetBytes());
var primarySignature = PrimarySignature.Load(signedCms.Encode());
var timestampHashAlgorithm = Common.HashAlgorithmName.SHA256;
var signatureValue = primarySignature.GetSignatureValue();
var messageHash = timestampHashAlgorithm.ComputeHash(signatureValue);
var request = new TimestampRequest(
signingSpecifications: SigningSpecifications.V1,
hashedMessage: messageHash,
hashAlgorithm: timestampHashAlgorithm,
target: SignaturePlacement.PrimarySignature
);
// Act
var timestampedCms = await timestampProvider.GetTimestampAsync(request, logger, CancellationToken.None);
// Assert
timestampedCms.Should().NotBeNull();
timestampedCms.Detached.Should().BeFalse();
timestampedCms.ContentInfo.Should().NotBeNull();
timestampedCms.SignerInfos.Count.Should().Be(1);
}
}
public async Task GetTimestampAsync_WhenRequestNull_ThrowsAsync()
{
var logger = new TestLogger();
var timestampService = await _testFixture.GetDefaultTrustedTimestampServiceAsync();
var timestampProvider = new Rfc3161TimestampProvider(timestampService.Url);
var authorCertName = "*****@*****.**";
var content = new SignatureContent(SigningSpecifications.V1, Common.HashAlgorithmName.SHA256, "Test data to be signed and timestamped");
Action <TestCertificateGenerator> modifyGenerator = delegate(TestCertificateGenerator gen)
{
gen.NotBefore = DateTime.UtcNow.Subtract(TimeSpan.FromDays(1)); // cert has expired
};
using (var authorCert = SigningTestUtility.GenerateCertificate(authorCertName, modifyGenerator: modifyGenerator))
{
var timestampHashAlgorithm = Common.HashAlgorithmName.SHA256;
var signedCms = SigningTestUtility.GenerateSignedCms(authorCert, content.GetBytes());
var signature = PrimarySignature.Load(signedCms.Encode());
var signatureValue = signature.GetSignatureValue();
var messageHash = timestampHashAlgorithm.ComputeHash(signatureValue);
var request = new TimestampRequest(
signingSpecifications: SigningSpecifications.V1,
hashedMessage: messageHash,
hashAlgorithm: timestampHashAlgorithm,
target: SignaturePlacement.PrimarySignature
);
// Assert
var exception = await Assert.ThrowsAsync <ArgumentNullException>(
() => timestampProvider.GetTimestampAsync(request: null, logger, CancellationToken.None));
Assert.Equal("request", exception.ParamName);
Assert.StartsWith("Value cannot be null.", exception.Message);
}
}