1/*
2 Copyright (c) 2007-2016 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_more ()
36{
37 // Create the infrastructure
38 void *sb = test_context_socket (ZMQ_ROUTER);
39 TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (sb, "inproc://a"));
40
41 void *sc = test_context_socket (ZMQ_DEALER);
42 TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (sc, "inproc://a"));
43
44 // Send 2-part message.
45 send_string_expect_success (sc, "A", ZMQ_SNDMORE);
46 send_string_expect_success (sc, "B", 0);
47
48 // Routing id comes first.
49 zmq_msg_t msg;
50 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_init (&msg));
51 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_recv (&msg, sb, 0));
52 TEST_ASSERT_EQUAL_INT (1, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_more (&msg)));
53
54 // Then the first part of the message body.
55 TEST_ASSERT_EQUAL_INT (
56 1, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_recv (&msg, sb, 0)));
57 TEST_ASSERT_EQUAL_INT (1, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_more (&msg)));
58
59 // And finally, the second part of the message body.
60 TEST_ASSERT_EQUAL_INT (
61 1, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_recv (&msg, sb, 0)));
62 TEST_ASSERT_EQUAL_INT (0, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_more (&msg)));
63
64 // Deallocate the infrastructure.
65 test_context_socket_close (sc);
66 test_context_socket_close (sb);
67}
68
69void test_shared_refcounted ()
70{
71 // Test ZMQ_SHARED property (case 1, refcounted messages)
72 zmq_msg_t msg_a;
73 TEST_ASSERT_SUCCESS_ERRNO (
74 zmq_msg_init_size (&msg_a, 1024)); // large enough to be a type_lmsg
75
76 // Message is not shared
77 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_get (&msg_a, ZMQ_SHARED));
78
79 zmq_msg_t msg_b;
80 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_init (&msg_b));
81
82 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_copy (&msg_b, &msg_a));
83
84 // Message is now shared
85 TEST_ASSERT_EQUAL_INT (
86 1, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_get (&msg_b, ZMQ_SHARED)));
87
88 // cleanup
89 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg_a));
90 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg_b));
91}
92
93void test_shared_const ()
94{
95 zmq_msg_t msg_a;
96 // Test ZMQ_SHARED property (case 2, constant data messages)
97 TEST_ASSERT_SUCCESS_ERRNO (
98 zmq_msg_init_data (&msg_a, (void *) "TEST", 5, 0, 0));
99
100 // Message reports as shared
101 TEST_ASSERT_EQUAL_INT (
102 1, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_get (&msg_a, ZMQ_SHARED)));
103
104 // cleanup
105 TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg_a));
106}
107
108int main ()
109{
110 setup_test_environment ();
111
112 UNITY_BEGIN ();
113 RUN_TEST (test_more);
114 RUN_TEST (test_shared_refcounted);
115 RUN_TEST (test_shared_const);
116 return UNITY_END ();
117}
118