Adding tests for OpenPGP.

All tests are taken from gnuk. Reader is migrated from pyusb to pyscard.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

tests/card_test_public_key_operations_alt.py

@@ -0,0 +1,83 @@
+"""
+card_test_public_key_operations_alt.py - test the sign/dec/auth
+
+Copyright (C) 2021  g10 Code GmbH
+Author: NIIBE Yutaka <gniibe@fsij.org>
+
+This file is a part of Gnuk, a GnuPG USB Token implementation.
+
+Gnuk is free software: you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+Gnuk is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+"""
+
+from struct import pack
+from re import match, DOTALL
+from util import *
+from pubkey_crypto import get_PK_Crypto, get_key, get_test_vector
+from card_const import *
+from constants_for_test import *
+
+class Test_Card_PK_OPs(object):
+    def test_sign_0(self, card):
+        test_vector = get_test_vector(card)
+        key = get_key(card)
+        PK_Crypto = get_PK_Crypto(card)
+        digestinfo = PK_Crypto.compute_digestinfo(test_vector['sign_0'])
+        r = card.cmd_pso(0x9e, 0x9a, digestinfo)
+        sig_bytes = key[0].compute_signature(digestinfo)
+        assert r == sig_bytes
+
+    # Since forcesig setting, failed
+    def test_sign_1(self, card):
+        test_vector = get_test_vector(card)
+        PK_Crypto = get_PK_Crypto(card)
+        digestinfo = PK_Crypto.compute_digestinfo(test_vector['sign_1'])
+        try:
+            r = card.cmd_pso(0x9e, 0x9a, digestinfo)
+        except ValueError as e:
+            r = e.args[0]
+        assert r == "6982"
+
+    def test_decrypt_0(self, card):
+        test_vector = get_test_vector(card)
+        key = get_key(card)
+        encrypted_data = key[1].encrypt(test_vector['decrypt_0'])
+        PK_Crypto = get_PK_Crypto(card)
+        r = card.cmd_pso(0x80, 0x86, PK_Crypto.enc_data(encrypted_data))
+        assert PK_Crypto.enc_check(encrypted_data, r)
+
+    def test_decrypt_1(self, card):
+        test_vector = get_test_vector(card)
+        key = get_key(card)
+        PK_Crypto = get_PK_Crypto(card)
+        encrypted_data = key[1].encrypt(test_vector['decrypt_1'])
+        r = card.cmd_pso(0x80, 0x86, PK_Crypto.enc_data(encrypted_data))
+        assert PK_Crypto.enc_check(encrypted_data, r)
+
+    def test_auth_0(self, card):
+        test_vector = get_test_vector(card)
+        key = get_key(card)
+        PK_Crypto = get_PK_Crypto(card)
+        digestinfo = PK_Crypto.compute_digestinfo(test_vector['auth_0'])
+        r = card.cmd_internal_authenticate(digestinfo)
+        sig_bytes = key[2].compute_signature(digestinfo)
+        assert r == sig_bytes
+
+    def test_auth_1(self, card):
+        test_vector = get_test_vector(card)
+        key = get_key(card)
+        PK_Crypto = get_PK_Crypto(card)
+        digestinfo = PK_Crypto.compute_digestinfo(test_vector['auth_1'])
+        r = card.cmd_internal_authenticate(digestinfo)
+        sig_bytes = key[2].compute_signature(digestinfo)
+        assert r == sig_bytes