1/*
2 Copyright (c) 2007-2017 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
33SETUP_TEARDOWN_TESTCONTEXT
34
35void test_probe_router_router ()
36{
37 // Create server and bind to endpoint
38 void *server = test_context_socket (ZMQ_ROUTER);
39
40 char my_endpoint[MAX_SOCKET_STRING];
41 bind_loopback_ipv4 (server, my_endpoint, sizeof (my_endpoint));
42
43 // Create client and connect to server, doing a probe
44 void *client = test_context_socket (ZMQ_ROUTER);
45 TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (client, ZMQ_ROUTING_ID, "X", 1));
46 int probe = 1;
47 TEST_ASSERT_SUCCESS_ERRNO (
48 zmq_setsockopt (client, ZMQ_PROBE_ROUTER, &probe, sizeof (probe)));
49 TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (client, my_endpoint));
50
51 // We expect a routing id=X + empty message from client
52 recv_string_expect_success (server, "X", 0);
53 unsigned char buffer[255];
54 TEST_ASSERT_EQUAL_INT (
55 0, TEST_ASSERT_SUCCESS_ERRNO (zmq_recv (server, buffer, 255, 0)));
56
57 // Send a message to client now
58 send_string_expect_success (server, "X", ZMQ_SNDMORE);
59 send_string_expect_success (server, "Hello", 0);
60
61 // receive the routing ID, which is auto-generated in this case, since the
62 // peer did not set one explicitly
63 TEST_ASSERT_EQUAL_INT (
64 5, TEST_ASSERT_SUCCESS_ERRNO (zmq_recv (client, buffer, 255, 0)));
65
66 recv_string_expect_success (client, "Hello", 0);
67
68 test_context_socket_close (server);
69 test_context_socket_close (client);
70}
71
72void test_probe_router_dealer ()
73{
74 // Create server and bind to endpoint
75 void *server = test_context_socket (ZMQ_ROUTER);
76
77 char my_endpoint[MAX_SOCKET_STRING];
78 bind_loopback_ipv4 (server, my_endpoint, sizeof (my_endpoint));
79
80 // Create client and connect to server, doing a probe
81 void *client = test_context_socket (ZMQ_DEALER);
82 TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (client, ZMQ_ROUTING_ID, "X", 1));
83 int probe = 1;
84 TEST_ASSERT_SUCCESS_ERRNO (
85 zmq_setsockopt (client, ZMQ_PROBE_ROUTER, &probe, sizeof (probe)));
86 TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (client, my_endpoint));
87
88 // We expect a routing id=X + empty message from client
89 recv_string_expect_success (server, "X", 0);
90 unsigned char buffer[255];
91 TEST_ASSERT_SUCCESS_ERRNO (zmq_recv (server, buffer, 255, 0));
92
93 // Send a message to client now
94 send_string_expect_success (server, "X", ZMQ_SNDMORE);
95 send_string_expect_success (server, "Hello", 0);
96
97 recv_string_expect_success (client, "Hello", 0);
98
99 test_context_socket_close (server);
100 test_context_socket_close (client);
101}
102
103int main ()
104{
105 setup_test_environment ();
106
107 UNITY_BEGIN ();
108
109 RUN_TEST (test_probe_router_router);
110 RUN_TEST (test_probe_router_dealer);
111
112 return UNITY_END ();
113}
114