1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2 
3 #include <stdio.h>
4 
5 #include "sd-bus.h"
6 
7 #include "bus-internal.h"
8 #include "bus-message.h"
9 #include "tests.h"
10 
11 static bool use_system_bus = false;
12 
test_bus_new(void)13 static void test_bus_new(void) {
14         _cleanup_(sd_bus_unrefp) sd_bus *bus = NULL;
15 
16         assert_se(sd_bus_new(&bus) == 0);
17         assert_se(bus->n_ref == 1);
18 }
19 
test_bus_open(void)20 static int test_bus_open(void) {
21         _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
22         int r;
23 
24         r = sd_bus_open_user(&bus);
25         if (IN_SET(r, -ECONNREFUSED, -ENOENT, -ENOMEDIUM)) {
26                 r = sd_bus_open_system(&bus);
27                 if (IN_SET(r, -ECONNREFUSED, -ENOENT))
28                         return r;
29                 use_system_bus = true;
30         }
31 
32         assert_se(r >= 0);
33         assert_se(bus->n_ref >= 1); /* we send a hello message when opening, so the count is above 1 */
34 
35         return 0;
36 }
37 
test_bus_new_method_call(void)38 static void test_bus_new_method_call(void) {
39         sd_bus *bus = NULL;
40         _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
41 
42         assert_se(use_system_bus ? sd_bus_open_system(&bus) >= 0 : sd_bus_open_user(&bus) >= 0);
43 
44         assert_se(sd_bus_message_new_method_call(bus, &m, "a.service.name", "/an/object/path", "an.interface.name", "AMethodName") >= 0);
45 
46         assert_se(m->n_ref == 1); /* We hold the only reference to the message */
47         assert_se(bus->n_ref >= 2);
48         sd_bus_flush_close_unref(bus);
49         assert_se(m->n_ref == 1);
50 }
51 
test_bus_new_signal(void)52 static void test_bus_new_signal(void) {
53         sd_bus *bus = NULL;
54         _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
55 
56         assert_se(use_system_bus ? sd_bus_open_system(&bus) >= 0 : sd_bus_open_user(&bus) >= 0);
57 
58         assert_se(sd_bus_message_new_signal(bus, &m, "/an/object/path", "an.interface.name", "Name") >= 0);
59 
60         assert_se(m->n_ref == 1); /* We hold the only reference to the message */
61         assert_se(bus->n_ref >= 2);
62         sd_bus_flush_close_unref(bus);
63         assert_se(m->n_ref == 1);
64 }
65 
main(int argc,char ** argv)66 int main(int argc, char **argv) {
67         test_setup_logging(LOG_INFO);
68 
69         test_bus_new();
70 
71         if (test_bus_open() < 0)
72                 return log_tests_skipped("Failed to connect to bus");
73 
74         test_bus_new_method_call();
75         test_bus_new_signal();
76 
77         return EXIT_SUCCESS;
78 }
79