tests: added C++ sanity testtmp-cxx-ci

Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com>

3 files changed, 269 insertions, 39 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 18e1b7a939..d79898f5f1 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -421,7 +421,18 @@ TESTS_ENVIRONMENT += WINDOWS=1
 
 endif
 
-check_PROGRAMS = $(ctests) $(indirect_tests)
+cpptests =
+if ENABLE_CXX
+if HAVE_CMOCKA
+
+cpptests += sanity-cpp
+
+sanity_cpp_SOURCES = sanity-cpp.cpp
+sanity_cpp_LDADD = $(CMOCKA_LDADD) ../lib/libgnutlsxx.la
+endif
+endif
+
+check_PROGRAMS = $(cpptests) $(ctests) $(indirect_tests)
 TESTS = $(ctests) $(dist_check_SCRIPTS)
 
 TESTS_ENVIRONMENT +=						\
diff --git a/tests/cert-common.h b/tests/cert-common.h
index d8106641b2..7f312988ff 100644
--- a/tests/cert-common.h
+++ b/tests/cert-common.h
@@ -71,11 +71,11 @@ static char ecc_cert[] =
 	"-----END CERTIFICATE-----\n";
 
 const gnutls_datum_t server_ecc_cert =
-	{(void *) ecc_cert, sizeof(ecc_cert)-1};
+	{(unsigned char*) ecc_cert, sizeof(ecc_cert)-1};
 
 
 const gnutls_datum_t server_ecc_key =
-	{(void *) ecc_key, sizeof(ecc_key)-1};
+	{(unsigned char*) ecc_key, sizeof(ecc_key)-1};
 
 /* A cert-key pair */
 static char pem1_cert[] =
@@ -111,11 +111,11 @@ static char pem1_key[] =
     "-----END RSA PRIVATE KEY-----\n";
 
 const gnutls_datum_t cert_dat =
-	{(void *) pem1_cert, sizeof(pem1_cert)-1};
+	{(unsigned char*) pem1_cert, sizeof(pem1_cert)-1};
 
 
 const gnutls_datum_t key_dat =
-	{(void *) pem1_key, sizeof(pem1_key)-1};
+	{(unsigned char*) pem1_key, sizeof(pem1_key)-1};
 
 
 /* A server cert/key pair with CA */
@@ -398,7 +398,7 @@ static char dsa_key_pem[] =
     "jlvXN8gyPpbCPvRD2n2RAg+3vPjvj/dBAF6W3w8IltzqsukGgq/SLwIUS5/r/2ya\n"
     "AoNBXjeBjgCGMei2m8E=\n" "-----END DSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t dsa_key = { (void*)dsa_key_pem,
+const gnutls_datum_t dsa_key = { (unsigned char*)dsa_key_pem,
 	sizeof(dsa_key_pem)-1
 };
 
@@ -471,11 +471,11 @@ static char ca3_key_pem[] =
 	"xkwfZG91IiOdKlKEddraZb3OppP1j7HsiyaYmwIMtsPc9wa2EsU=\n"
 	"-----END RSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t ca3_key = { (void*)ca3_key_pem,
+const gnutls_datum_t ca3_key = { (unsigned char*)ca3_key_pem,
 	sizeof(ca3_key_pem)-1
 };
 
-const gnutls_datum_t ca3_cert = { (void*)ca3_cert_pem,
+const gnutls_datum_t ca3_cert = { (unsigned char*)ca3_cert_pem,
 	sizeof(ca3_cert_pem)-1
 };
 
@@ -547,11 +547,11 @@ static char subca3_key_pem[] =
 	"CLo/c/+F0N4e0F7P+haq+Ccj6MNM99HnuJALc1Ke9971YxrNfniGvA==\n"
 	"-----END RSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t subca3_key = { (void*)subca3_key_pem,
+const gnutls_datum_t subca3_key = { (unsigned char*)subca3_key_pem,
 	sizeof(subca3_key_pem)-1
 };
 
-const gnutls_datum_t subca3_cert = { (void*)subca3_cert_pem,
+const gnutls_datum_t subca3_cert = { (unsigned char*)subca3_cert_pem,
 	sizeof(subca3_cert_pem)-1
 };
 
@@ -675,15 +675,15 @@ static char cli_ca3_key_pem[] =
 	"uiyti3689G0RW9DM/F+NeJkoEo0D15JweVkSfDcsVTdvNsbeA1Pzzds=\n"
 	"-----END RSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t cli_ca3_key = { (void*)cli_ca3_key_pem,
+const gnutls_datum_t cli_ca3_key = { (unsigned char*)cli_ca3_key_pem,
 	sizeof(cli_ca3_key_pem)-1
 };
 
-const gnutls_datum_t cli_ca3_cert = { (void*)cli_ca3_cert_pem,
+const gnutls_datum_t cli_ca3_cert = { (unsigned char*)cli_ca3_cert_pem,
 	sizeof(cli_ca3_cert_pem)-1
 };
 
-const gnutls_datum_t cli_ca3_cert_chain = { (void*)cli_ca3_cert_chain_pem,
+const gnutls_datum_t cli_ca3_cert_chain = { (unsigned char*)cli_ca3_cert_chain_pem,
 	sizeof(cli_ca3_cert_chain_pem)-1
 };
 
@@ -728,11 +728,11 @@ static char clidsa_ca3_key_pem[] =
 	"FgAdB5hhtag7oTw45a72\n"
 	"-----END DSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t clidsa_ca3_key = { (void*)clidsa_ca3_key_pem,
+const gnutls_datum_t clidsa_ca3_key = { (unsigned char*)clidsa_ca3_key_pem,
 	sizeof(clidsa_ca3_key_pem)-1
 };
 
-const gnutls_datum_t clidsa_ca3_cert = { (void*)clidsa_ca3_cert_pem,
+const gnutls_datum_t clidsa_ca3_cert = { (unsigned char*)clidsa_ca3_cert_pem,
 	sizeof(clidsa_ca3_cert_pem)-1
 };
 
@@ -743,7 +743,7 @@ static char server_ca3_ecc_key_pem[] =
 	"GK04pl/ReivZAwibv+85lpT4sm/9RBVhLZM=\n"
 	"-----END EC PRIVATE KEY-----\n";
 
-const gnutls_datum_t server_ca3_ecc_key = { (void*)server_ca3_ecc_key_pem,
+const gnutls_datum_t server_ca3_ecc_key = { (unsigned char*)server_ca3_ecc_key_pem,
 	sizeof(server_ca3_ecc_key_pem)-1
 };
 
@@ -788,7 +788,7 @@ static char server_ca3_key_pem[] =
 	"r6wql68K+fJ1W38b+ENQ46bZZMvAh8z4MZyzBvS8M/grD0WBBwrWLA==\n"
 	"-----END RSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t server_ca3_key = { (void*)server_ca3_key_pem,
+const gnutls_datum_t server_ca3_key = { (unsigned char*)server_ca3_key_pem,
 	sizeof(server_ca3_key_pem)-1
 };
 
@@ -821,7 +821,7 @@ static char server_ca3_rsa_pss_key_pem[] =
 	"ODwZlaKK2fjp9xr2dNpYjRqyEb1gkC9FJMaxab9OAf+AoQifxncv\n"
 	"-----END RSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t server_ca3_rsa_pss_key = { (void*)server_ca3_rsa_pss_key_pem,
+const gnutls_datum_t server_ca3_rsa_pss_key = { (unsigned char*)server_ca3_rsa_pss_key_pem,
 	sizeof(server_ca3_rsa_pss_key_pem)-1
 };
 
@@ -851,7 +851,7 @@ static char server_ca3_rsa_pss_cert_pem[] =
 	"dPVrVe13NnAP8tV4a8PisLaz9fHLnA==\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t server_ca3_rsa_pss_cert = { (void*)server_ca3_rsa_pss_cert_pem,
+const gnutls_datum_t server_ca3_rsa_pss_cert = { (unsigned char*)server_ca3_rsa_pss_cert_pem,
 	sizeof(server_ca3_rsa_pss_cert_pem)-1
 };
 
@@ -886,7 +886,7 @@ static char server_ca3_rsa_pss2_key_pem[] =
 	"nQyUF7m3FUJjavm46KJIhw==\n"
 	"-----END PRIVATE KEY-----\n";
 
-const gnutls_datum_t server_ca3_rsa_pss2_key = { (void*)server_ca3_rsa_pss2_key_pem,
+const gnutls_datum_t server_ca3_rsa_pss2_key = { (unsigned char*)server_ca3_rsa_pss2_key_pem,
 	sizeof(server_ca3_rsa_pss2_key_pem)-1
 };
 
@@ -915,7 +915,7 @@ static char server_ca3_rsa_pss2_cert_pem[] =
 	"D8aQbKGJzzih56a2wwc0ZqA0ilGm\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t server_ca3_rsa_pss2_cert = { (void*)server_ca3_rsa_pss2_cert_pem,
+const gnutls_datum_t server_ca3_rsa_pss2_cert = { (unsigned char*)server_ca3_rsa_pss2_cert_pem,
 	sizeof(server_ca3_rsa_pss2_cert_pem)-1
 };
 
@@ -945,7 +945,7 @@ static char cli_ca3_rsa_pss_cert_pem[] =
 	"vXOeamGsi2jyiC5LbreWecbMnzi3vQ==\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t cli_ca3_rsa_pss_cert = { (void*)cli_ca3_rsa_pss_cert_pem,
+const gnutls_datum_t cli_ca3_rsa_pss_cert = { (unsigned char*)cli_ca3_rsa_pss_cert_pem,
 	sizeof(cli_ca3_rsa_pss_cert_pem)-1
 };
 
@@ -957,7 +957,7 @@ static char server_ca3_eddsa_key_pem[] =
 	"MC4CAQAwBQYDK2VwBCIEIBypI9w1qP3WLaiYuWB7zhA99GTG5UsKZVZqPHNlUaIv\n"
 	"-----END PRIVATE KEY-----\n";
 
-const gnutls_datum_t server_ca3_eddsa_key = { (void*)server_ca3_eddsa_key_pem,
+const gnutls_datum_t server_ca3_eddsa_key = { (unsigned char*)server_ca3_eddsa_key_pem,
 	sizeof(server_ca3_eddsa_key_pem)-1
 };
 
@@ -971,7 +971,7 @@ static char server_ca3_eddsa_cert_pem[] =
 	"KKn/PNiAq4fPNEupyzC3AzE1xLzKLRArAFFDDUjPCwy3OR4js3MF\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t server_ca3_eddsa_cert = { (void*)server_ca3_eddsa_cert_pem,
+const gnutls_datum_t server_ca3_eddsa_cert = { (unsigned char*)server_ca3_eddsa_cert_pem,
 	sizeof(server_ca3_eddsa_cert_pem)-1
 };
 
@@ -1055,13 +1055,13 @@ static char server_localhost6_ca3_cert_chain_pem[] =
 	"-----END CERTIFICATE-----\n";
 
 
-const gnutls_datum_t server_ca3_localhost6_cert = { (void*)server_localhost6_ca3_cert_pem,
+const gnutls_datum_t server_ca3_localhost6_cert = { (unsigned char*)server_localhost6_ca3_cert_pem,
 	sizeof(server_localhost6_ca3_cert_pem)-1
 };
 
 
 const gnutls_datum_t server_ca3_localhost6_cert_chain = {
-	(void*)server_localhost6_ca3_cert_chain_pem,
+	(unsigned char*)server_localhost6_ca3_cert_chain_pem,
 	sizeof(server_localhost6_ca3_cert_chain_pem)-1
 };
 
@@ -1143,13 +1143,13 @@ static char server_ipaddr_ca3_cert_chain_pem[] =
 	"-----END CERTIFICATE-----\n";
 
 
-const gnutls_datum_t server_ca3_ipaddr_cert = { (void*)server_ipaddr_ca3_cert_pem,
+const gnutls_datum_t server_ca3_ipaddr_cert = { (unsigned char*)server_ipaddr_ca3_cert_pem,
 	sizeof(server_ipaddr_ca3_cert_pem)-1
 };
 
 
 const gnutls_datum_t server_ca3_ipaddr_cert_chain = {
-	(void*)server_ipaddr_ca3_cert_chain_pem,
+	(unsigned char*)server_ipaddr_ca3_cert_chain_pem,
 	sizeof(server_ipaddr_ca3_cert_chain_pem)-1
 };
 
@@ -1182,7 +1182,7 @@ static char server_localhost_utf8_ca3_cert_pem[] =
 	"PexWtASNmu1xcO13LdgN4Oa1OL4P4U9TQVwoCpkjlDSVNLqBC0N5kPmGkOY=\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t server_ca3_localhost_utf8_cert = { (void*)server_localhost_utf8_ca3_cert_pem,
+const gnutls_datum_t server_ca3_localhost_utf8_cert = { (unsigned char*)server_localhost_utf8_ca3_cert_pem,
 	sizeof(server_localhost_utf8_ca3_cert_pem)-1
 };
 
@@ -1214,7 +1214,7 @@ static char server_localhost_inv_utf8_ca3_cert_pem[] =
 	"Efwe6rFJaNbKv9C9tWpPIPHRk/YkUIe29VUQR2m7UUpToBca\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t server_ca3_localhost_inv_utf8_cert = { (void*)server_localhost_inv_utf8_ca3_cert_pem,
+const gnutls_datum_t server_ca3_localhost_inv_utf8_cert = { (unsigned char*)server_localhost_inv_utf8_ca3_cert_pem,
 	sizeof(server_localhost_inv_utf8_ca3_cert_pem)-1
 };
 
@@ -1239,7 +1239,7 @@ static char server_localhost_ca3_ecc_cert_pem[] =
 	"Li9LPzU70EyX6WF+9FM45E4/Gt9Oh8btrYyjbyH/K2VI8qPRz5cW\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t server_ca3_localhost_ecc_cert = { (void*)server_localhost_ca3_ecc_cert_pem,
+const gnutls_datum_t server_ca3_localhost_ecc_cert = { (unsigned char*)server_localhost_ca3_ecc_cert_pem,
 	sizeof(server_localhost_ca3_ecc_cert_pem)-1};
 
 /* shares server_ca3 key */
@@ -1379,17 +1379,17 @@ static char server_localhost_ca3_cert_chain_pem[] =
 
 #define server_ca3_cert server_ca3_localhost_cert
 #define server_ca3_cert_chain server_ca3_localhost_cert_chain
-const gnutls_datum_t server_ca3_localhost_cert = { (void*)server_localhost_ca3_cert_pem,
+const gnutls_datum_t server_ca3_localhost_cert = { (unsigned char*)server_localhost_ca3_cert_pem,
 	sizeof(server_localhost_ca3_cert_pem)-1};
 
-const gnutls_datum_t server_ca3_localhost_rsa_decrypt_cert = { (void*)server_localhost_ca3_rsa_decrypt_cert_pem,
+const gnutls_datum_t server_ca3_localhost_rsa_decrypt_cert = { (unsigned char*)server_localhost_ca3_rsa_decrypt_cert_pem,
 	sizeof(server_localhost_ca3_rsa_decrypt_cert_pem)-1};
 
-const gnutls_datum_t server_ca3_localhost_rsa_sign_cert = { (void*)server_localhost_ca3_rsa_sign_cert_pem,
+const gnutls_datum_t server_ca3_localhost_rsa_sign_cert = { (unsigned char*)server_localhost_ca3_rsa_sign_cert_pem,
 	sizeof(server_localhost_ca3_rsa_sign_cert_pem)-1};
 
 const gnutls_datum_t server_ca3_localhost_cert_chain = {
-	(void*)server_localhost_ca3_cert_chain_pem,
+	(unsigned char*)server_localhost_ca3_cert_chain_pem,
 	sizeof(server_localhost_ca3_cert_chain_pem)-1
 };
 
@@ -1415,7 +1415,7 @@ static char server_localhost_insecure_ca3_cert_pem[] =
 	"F92lL9akoGYmyehqQHeRQsrVRKcCOiv8lgVF\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t server_ca3_localhost_insecure_cert = { (void*)server_localhost_insecure_ca3_cert_pem,
+const gnutls_datum_t server_ca3_localhost_insecure_cert = { (unsigned char*)server_localhost_insecure_ca3_cert_pem,
 	sizeof(server_localhost_insecure_ca3_cert_pem)-1
 };
 
@@ -1433,7 +1433,7 @@ static char server_ca3_localhost_insecure_key_pem[] =
 	"dD2lxHfq5Q1QxCSjl8EnBnjnbFJN9WmK9ztkK00Avg==\n"
 	"-----END RSA PRIVATE KEY-----\n";
 
-const gnutls_datum_t server_ca3_localhost_insecure_key = { (void*)server_ca3_localhost_insecure_key_pem,
+const gnutls_datum_t server_ca3_localhost_insecure_key = { (unsigned char*)server_ca3_localhost_insecure_key_pem,
 	sizeof(server_ca3_localhost_insecure_key_pem)-1
 };
 
@@ -1462,7 +1462,7 @@ static char unknown_ca_cert_pem[] =
 	"nva6xGbu1R8UP4+fXCOFdiVixHEQR5k+mqd65vGGxovALAfY\n"
 	"-----END CERTIFICATE-----\n";
 
-const gnutls_datum_t unknown_ca_cert = { (void*)unknown_ca_cert_pem,
+const gnutls_datum_t unknown_ca_cert = { (unsigned char*)unknown_ca_cert_pem,
 	sizeof(unknown_ca_cert_pem)-1
 };
 
@@ -1563,7 +1563,7 @@ static const char server_ca3_pkcs12_pem[] =
 	"BAjXfJCHoHZI2QICCAA=\n"
 	"-----END PKCS12-----\n";
 
-const gnutls_datum_t server_ca3_pkcs12 = { (void*)server_ca3_pkcs12_pem,
+const gnutls_datum_t server_ca3_pkcs12 = { (unsigned char*)server_ca3_pkcs12_pem,
 	sizeof(server_ca3_pkcs12_pem)-1
 };
 
diff --git a/tests/sanity-cpp.cpp b/tests/sanity-cpp.cpp
new file mode 100644
index 0000000000..6664c5cd28
--- /dev/null
+++ b/tests/sanity-cpp.cpp
@@ -0,0 +1,219 @@
+/*
+ * Copyright (C) 2018 Red Hat, Inc.
+ *
+ * Author: Nikos Mavrogiannopoulos
+ *
+ * This file is part of GnuTLS.
+ *
+ * GnuTLS 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.
+ *
+ * GnuTLS 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 Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gnutls/gnutls.h>
+#include <gnutls/gnutlsxx.h>
+#include <iostream>
+
+extern "C" {
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <assert.h>
+#include "cert-common.h"
+#include <setjmp.h>
+#include <cmocka.h>
+#include <gl/minmax.h>
+}
+
+/* This is a basic test for C++ API */
+static void tls_log_func(int level, const char *str)
+{
+	std::cerr << level << "| " << str << "\n";
+}
+
+static char to_server[64 * 1024];
+static size_t to_server_len = 0;
+
+static char to_client[64 * 1024];
+static size_t to_client_len = 0;
+
+static ssize_t
+client_push(gnutls_transport_ptr_t tr, const void *data, size_t len)
+{
+	size_t newlen;
+
+	len = MIN(len, sizeof(to_server) - to_server_len);
+
+	newlen = to_server_len + len;
+	memcpy(to_server + to_server_len, data, len);
+	to_server_len = newlen;
+
+	return len;
+}
+
+static ssize_t
+client_pull(gnutls_transport_ptr_t tr, void *data, size_t len)
+{
+	if (to_client_len == 0) {
+		errno = EAGAIN;
+		return -1;
+	}
+
+	len = MIN(len, to_client_len);
+
+	memcpy(data, to_client, len);
+
+	memmove(to_client, to_client + len, to_client_len - len);
+	to_client_len -= len;
+	return len;
+}
+
+static ssize_t
+server_pull(gnutls_transport_ptr_t tr, void *data, size_t len)
+{
+	if (to_server_len == 0) {
+		errno = EAGAIN;
+		return -1;
+	}
+
+	len = MIN(len, to_server_len);
+	memcpy(data, to_server, len);
+
+	memmove(to_server, to_server + len, to_server_len - len);
+	to_server_len -= len;
+
+	return len;
+}
+
+static ssize_t
+server_push(gnutls_transport_ptr_t tr, const void *data, size_t len)
+{
+	size_t newlen;
+
+	len = MIN(len, sizeof(to_client) - to_client_len);
+
+	newlen = to_client_len + len;
+	memcpy(to_client + to_client_len, data, len);
+	to_client_len = newlen;
+
+	return len;
+}
+
+inline static void reset_buffers(void)
+{
+	to_server_len = 0;
+	to_client_len = 0;
+}
+
+#define MSG "test message"
+static void test_handshake(void **glob_state, const char *prio)
+{
+        gnutls::certificate_credentials serverx509cred;
+        gnutls::server_session server;
+	int sret, cret;
+	gnutls::certificate_credentials clientx509cred;
+	gnutls::client_session client;
+	char buffer[64];
+	int ret;
+
+	/* General init. */
+	reset_buffers();
+	gnutls_global_set_log_function(tls_log_func);
+
+	try {
+		serverx509cred.set_x509_key(server_cert, server_key, GNUTLS_X509_FMT_PEM);
+		server.set_credentials(serverx509cred);
+
+		server.set_priority(prio, NULL);
+
+		server.set_transport_push_function(server_push);
+		server.set_transport_pull_function(server_pull);
+
+		client.set_priority(prio, NULL);
+		client.set_credentials(clientx509cred);
+
+		client.set_transport_push_function(client_push);
+		client.set_transport_pull_function(client_pull);
+	}
+	catch (std::exception &ex) {
+		std::cerr << "Exception caught: " << ex.what() << std::endl;
+	}
+
+	sret = cret = GNUTLS_E_AGAIN;
+
+	do {
+		if (cret == GNUTLS_E_AGAIN) {
+			try {
+				cret = client.handshake();
+			} catch(gnutls::exception &ex) {
+				if (ex.get_code() == GNUTLS_E_INTERRUPTED || ex.get_code() == GNUTLS_E_AGAIN)
+					cret = GNUTLS_E_AGAIN;
+			}
+		}
+		if (sret == GNUTLS_E_AGAIN) {
+			try {
+				sret = server.handshake();
+			} catch(gnutls::exception &ex) {
+				if (ex.get_code() == GNUTLS_E_INTERRUPTED || ex.get_code() == GNUTLS_E_AGAIN)
+					sret = GNUTLS_E_AGAIN;
+			}
+		}
+	}
+	while ((cret == GNUTLS_E_AGAIN || (cret == 0 && sret == GNUTLS_E_AGAIN)) &&
+	       (sret == GNUTLS_E_AGAIN || (sret == 0 && cret == GNUTLS_E_AGAIN)));
+
+	try {
+		client.send(MSG, sizeof(MSG)-1);
+		ret = server.recv(buffer, sizeof(buffer));
+
+		assert(ret == sizeof(MSG)-1);
+		assert(memcmp(buffer, MSG, sizeof(MSG)-1) == 0);
+		
+		client.bye(GNUTLS_SHUT_WR);
+		server.bye(GNUTLS_SHUT_WR);
+	}
+	catch (std::exception &ex) {
+		std::cerr << "Exception caught: " << ex.what() << std::endl;
+	}
+
+	return;
+}
+
+static void tls_handshake(void **glob_state)
+{
+	test_handshake(glob_state, "NORMAL");
+}
+
+static void tls12_handshake(void **glob_state)
+{
+	test_handshake(glob_state, "NORMAL:-VERS-TLS-ALL:+VERS-TLS1.2");
+}
+
+static void tls13_handshake(void **glob_state)
+{
+	test_handshake(glob_state, "NORMAL:-VERS-TLS-ALL:+VERS-TLS1.3");
+}
+
+int main(void)
+{
+	const struct CMUnitTest tests[] = {
+		cmocka_unit_test(tls_handshake),
+		cmocka_unit_test(tls13_handshake),
+		cmocka_unit_test(tls12_handshake)
+	};
+	return cmocka_run_group_tests(tests, NULL, NULL);
+}