1 /*
2 Copyright (c) 2007-2020 Contributors as noted in the AUTHORS file
3
4 This file is part of libzmq, the ZeroMQ core engine in C++.
5
6 libzmq is free software; you can redistribute it and/or modify it under
7 the terms of the GNU Lesser General Public License (LGPL) as published
8 by the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 As a special exception, the Contributors give you permission to link
12 this library with independent modules to produce an executable,
13 regardless of the license terms of these independent modules, and to
14 copy and distribute the resulting executable under terms of your choice,
15 provided that you also meet, for each linked independent module, the
16 terms and conditions of the license of that module. An independent
17 module is a module which is not derived from or based on this library.
18 If you modify this library, you must extend this exception to your
19 version of the library.
20
21 libzmq is distributed in the hope that it will be useful, but WITHOUT
22 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
23 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
24 License for more details.
25
26 You should have received a copy of the GNU Lesser General Public License
27 along with this program. If not, see <http://www.gnu.org/licenses/>.
28 */
29
30 #include "testutil.hpp"
31 #include "testutil_unity.hpp"
32
33 SETUP_TEARDOWN_TESTCONTEXT
34
test(const char * address)35 void test (const char *address)
36 {
37 // Create a router
38 void *router = test_context_socket (ZMQ_ROUTER);
39 char my_endpoint[MAX_SOCKET_STRING];
40
41 // set router socket options
42 TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (router, ZMQ_HELLO_MSG, "H", 1));
43
44 // bind router
45 test_bind (router, address, my_endpoint, MAX_SOCKET_STRING);
46
47 // Create a dealer
48 void *dealer = test_context_socket (ZMQ_DEALER);
49 TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (dealer, my_endpoint));
50
51 // Receive the hello message
52 recv_string_expect_success (dealer, "H", 0);
53
54 // Clean up.
55 test_context_socket_close (dealer);
56 test_context_socket_close (router);
57 }
58
test_tcp()59 void test_tcp ()
60 {
61 test ("tcp://127.0.0.1:*");
62 }
63
test_inproc()64 void test_inproc ()
65 {
66 test ("inproc://hello-msg");
67 }
68
test_inproc_late_bind()69 void test_inproc_late_bind ()
70 {
71 char address[] = "inproc://late-hello-msg";
72
73 // Create a server
74 void *server = test_context_socket (ZMQ_SERVER);
75
76 // set server socket options
77 TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (server, ZMQ_HELLO_MSG, "W", 1));
78
79 // Create a dealer
80 void *client = test_context_socket (ZMQ_CLIENT);
81 TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (client, ZMQ_HELLO_MSG, "H", 1));
82 TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (client, address));
83
84 // bind server after the dealer
85 TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (server, address));
86
87 // Receive the welcome message from server
88 recv_string_expect_success (client, "W", 0);
89
90 // Receive the hello message from client
91 recv_string_expect_success (server, "H", 0);
92
93 // Clean up.
94 test_context_socket_close (client);
95 test_context_socket_close (server);
96 }
97
main()98 int main ()
99 {
100 setup_test_environment ();
101
102 UNITY_BEGIN ();
103 RUN_TEST (test_tcp);
104 RUN_TEST (test_inproc);
105 RUN_TEST (test_inproc_late_bind);
106 return UNITY_END ();
107 }
108