MimeKit.MimeMessage.Sign C# (CSharp) Метод

		public void Sign (CryptographyContext ctx)
		{
			Sign (ctx, DigestAlgorithm.Sha1);
		}

		public void TestMimeMessageSign ()
		{
			var body = new TextPart ("plain") { Text = "This is some cleartext that we'll end up signing..." };
			var self = new MailboxAddress ("MimeKit UnitTests", "*****@*****.**");
			var message = new MimeMessage { Subject = "Test of signing with OpenPGP" };

			message.From.Add (self);
			message.Body = body;

			using (var ctx = new DummyOpenPgpContext ()) {
				message.Sign (ctx);

				Assert.IsInstanceOf<MultipartSigned> (message.Body);

				var multipart = (MultipartSigned) message.Body;

				Assert.AreEqual (2, multipart.Count, "The multipart/signed has an unexpected number of children.");

				var protocol = multipart.ContentType.Parameters["protocol"];
				Assert.AreEqual (ctx.SignatureProtocol, protocol, "The multipart/signed protocol does not match.");

				Assert.IsInstanceOf<TextPart> (multipart[0], "The first child is not a text part.");
				Assert.IsInstanceOf<ApplicationPgpSignature> (multipart[1], "The second child is not a detached signature.");

				var signatures = multipart.Verify (ctx);
				Assert.AreEqual (1, signatures.Count, "Verify returned an unexpected number of signatures.");
				foreach (var signature in signatures) {
					try {
						bool valid = signature.Verify ();

						Assert.IsTrue (valid, "Bad signature from {0}", signature.SignerCertificate.Email);
					} catch (DigitalSignatureVerifyException ex) {
						Assert.Fail ("Failed to verify signature: {0}", ex);
					}
				}
			}
		}