Add E2E cases: signed cleartext and multipart/encrypted

test/e2e.ini

@@ -30,7 +30,7 @@ certs: test/certs
 
 [tests]
 # Number of "test-*" sections in this file, describing test cases.
-cases: 4
+cases: 6
 python_path: /usr/local/bin/python3.8
 e2e_log: test/logs/e2e.log
 e2e_log_format: %(asctime)s %(pathname)s:%(lineno)d %(levelname)s [%(funcName)s] %(message)s
@@ -60,3 +60,15 @@ descr: Encrypted message to a user with an Ed25519 key
 to: bob@disposlab
 in: test/msgin/ed2ed.msg
 out: -----BEGIN PGP MESSAGE-----
+
+[case-5]
+descr: Signed message to a user with an Ed25519 key
+to: bob@disposlab
+in: test/msgin/signed.msg
+out: -----BEGIN PGP MESSAGE-----
+
+[case-6]
+descr: Multipart encrypted message to a user with an Ed25519 key.
+to: bob@disposlab
+in: test/msgin/multipart2rsa.msg
+out: -----BEGIN PGP MESSAGE-----

test/msgin/multipart2rsa.msg

@@ -0,0 +1,43 @@
+Date: Sun, 18 Jul 2021 16:53:45 +0200
+From: User Alice <alice@disposlab>
+To: User Bob <bob@disposlab>
+Subject: encrypted
+Message-ID: <YPRAeEEc3z2M9BCy@disposlab>
+MIME-Version: 1.0
+Content-Type: multipart/encrypted; protocol="application/pgp-encrypted";
+        boundary="95hZs/zeBetwhuEy"
+Content-Disposition: inline
+Status: RO
+Content-Length: 1140
+Lines: 30
+
+
+--95hZs/zeBetwhuEy
+Content-Type: application/pgp-encrypted
+Content-Disposition: attachment
+
+Version: 1
+
+--95hZs/zeBetwhuEy
+Content-Type: application/octet-stream
+Content-Disposition: attachment; filename="msg.asc"
+
+-----BEGIN PGP MESSAGE-----
+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7CnH
+-----END PGP MESSAGE-----
+
+--95hZs/zeBetwhuEy--

test/msgin/signed.msg

@@ -0,0 +1,39 @@
+Date: Sun, 18 Jul 2021 12:08:41 +0200
+From: User Alice <alice@disposlab>
+To: User Bob <bob@disposlab>
+Subject: signed
+Message-ID: <YPP9qer9j2u4qXsq@disposlab>
+MIME-Version: 1.0
+Content-Type: multipart/signed; micalg=pgp-sha256;
+        protocol="application/pgp-signature"; boundary="U/XjR71RAixRcb28"
+Content-Disposition: inline
+Status: RO
+Content-Length: 870
+Lines: 26
+
+
+--U/XjR71RAixRcb28
+Content-Type: text/plain; charset=us-ascii
+Content-Disposition: inline
+
+A signed msg.
+
+--U/XjR71RAixRcb28
+Content-Type: application/pgp-signature; name="signature.asc"
+
+-----BEGIN PGP SIGNATURE-----
+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+=uMdE
+-----END PGP SIGNATURE-----
+
+--U/XjR71RAixRcb28--