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1 | /* |
2 | * This file is part of the libsigrokdecode project. | |
3 | * | |
4 | * Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include "../libsigrokdecode.h" /* First, to avoid compiler warning. */ | |
22 | #include <stdlib.h> | |
23 | #include <check.h> | |
24 | ||
25 | static void setup(void) | |
26 | { | |
27 | /* Silence libsigrokdecode while the unit tests run. */ | |
28 | srd_log_loglevel_set(SRD_LOG_NONE); | |
29 | } | |
30 | ||
31 | static void teardown(void) | |
32 | { | |
33 | } | |
34 | ||
35 | /* | |
36 | * Check various basic init related things. | |
37 | * | |
38 | * - Check whether an srd_init() call with path == NULL works. | |
39 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
40 | * | |
41 | * - Check whether a subsequent srd_exit() works. | |
42 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
43 | */ | |
44 | START_TEST(test_init_exit) | |
45 | { | |
46 | int ret; | |
47 | ||
48 | ret = srd_init(NULL); | |
49 | fail_unless(ret == SRD_OK, "srd_init() failed: %d.", ret); | |
50 | ret = srd_exit(); | |
51 | fail_unless(ret == SRD_OK, "srd_exit() failed: %d.", ret); | |
52 | } | |
53 | END_TEST | |
54 | ||
55 | /* | |
56 | * Check whether nested srd_init()/srd_exit() calls work/fail correctly. | |
57 | * Two consecutive srd_init() calls without any srd_exit() inbetween are | |
58 | * not allowed and should fail. However, two consecutive srd_exit() calls | |
59 | * are currently allowed, the second one will just be a NOP basically. | |
60 | */ | |
61 | START_TEST(test_init_exit_2) | |
62 | { | |
63 | int ret; | |
64 | ||
65 | ret = srd_init(NULL); | |
66 | fail_unless(ret == SRD_OK, "srd_init() 1 failed: %d.", ret); | |
67 | ret = srd_init(NULL); | |
68 | fail_unless(ret != SRD_OK, "srd_init() 2 didn't fail: %d.", ret); | |
69 | ret = srd_exit(); | |
70 | fail_unless(ret == SRD_OK, "srd_exit() 2 failed: %d.", ret); | |
71 | ret = srd_exit(); | |
72 | fail_unless(ret == SRD_OK, "srd_exit() 1 failed: %d.", ret); | |
73 | } | |
74 | END_TEST | |
75 | ||
76 | /* | |
77 | * Check whether three nested srd_init()/srd_exit() calls work/fail correctly. | |
78 | */ | |
79 | START_TEST(test_init_exit_3) | |
80 | { | |
81 | int ret; | |
82 | ||
83 | ret = srd_init(NULL); | |
84 | fail_unless(ret == SRD_OK, "srd_init() 1 failed: %d.", ret); | |
85 | ret = srd_init(NULL); | |
86 | fail_unless(ret != SRD_OK, "srd_init() 2 didn't fail: %d.", ret); | |
87 | ret = srd_init(NULL); | |
88 | fail_unless(ret != SRD_OK, "srd_init() 3 didn't fail: %d.", ret); | |
89 | ret = srd_exit(); | |
90 | fail_unless(ret == SRD_OK, "srd_exit() 3 failed: %d.", ret); | |
91 | ret = srd_exit(); | |
92 | fail_unless(ret == SRD_OK, "srd_exit() 2 failed: %d.", ret); | |
93 | ret = srd_exit(); | |
94 | fail_unless(ret == SRD_OK, "srd_exit() 1 failed: %d.", ret); | |
95 | } | |
96 | END_TEST | |
97 | ||
98 | Suite *suite_core(void) | |
99 | { | |
100 | Suite *s; | |
101 | TCase *tc; | |
102 | ||
103 | s = suite_create("core"); | |
104 | ||
105 | tc = tcase_create("init_exit"); | |
106 | tcase_add_checked_fixture(tc, setup, teardown); | |
107 | tcase_add_test(tc, test_init_exit); | |
108 | tcase_add_test(tc, test_init_exit_2); | |
109 | tcase_add_test(tc, test_init_exit_3); | |
110 | suite_add_tcase(s, tc); | |
111 | ||
112 | return s; | |
113 | } |