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1 | /* | |
2 | * This file is part of the libsigrok 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 <stdlib.h> | |
22 | #include <check.h> | |
23 | #include "../libsigrok.h" | |
24 | #include "lib.h" | |
25 | ||
26 | /* | |
27 | * Check various basic init related things. | |
28 | * | |
29 | * - Check whether an sr_init() call with a proper sr_ctx works. | |
30 | * If it returns != SR_OK (or segfaults) this test will fail. | |
31 | * The sr_init() call (among other things) also runs sanity checks on | |
32 | * all libsigrok hardware drivers and errors out upon issues. | |
33 | * | |
34 | * - Check whether a subsequent sr_exit() with that sr_ctx works. | |
35 | * If it returns != SR_OK (or segfaults) this test will fail. | |
36 | */ | |
37 | START_TEST(test_init_exit) | |
38 | { | |
39 | int ret; | |
40 | struct sr_context *sr_ctx; | |
41 | ||
42 | ret = sr_init(&sr_ctx); | |
43 | fail_unless(ret == SR_OK, "sr_init() failed: %d.", ret); | |
44 | ret = sr_exit(sr_ctx); | |
45 | fail_unless(ret == SR_OK, "sr_exit() failed: %d.", ret); | |
46 | } | |
47 | END_TEST | |
48 | ||
49 | /* | |
50 | * Check whether two nested sr_init() and sr_exit() calls work. | |
51 | * The two functions have two different contexts. | |
52 | * If any function returns != SR_OK (or segfaults) this test will fail. | |
53 | */ | |
54 | START_TEST(test_init_exit_2) | |
55 | { | |
56 | int ret; | |
57 | struct sr_context *sr_ctx1, *sr_ctx2; | |
58 | ||
59 | ret = sr_init(&sr_ctx1); | |
60 | fail_unless(ret == SR_OK, "sr_init() 1 failed: %d.", ret); | |
61 | ret = sr_init(&sr_ctx2); | |
62 | fail_unless(ret == SR_OK, "sr_init() 2 failed: %d.", ret); | |
63 | ret = sr_exit(sr_ctx2); | |
64 | fail_unless(ret == SR_OK, "sr_exit() 2 failed: %d.", ret); | |
65 | ret = sr_exit(sr_ctx1); | |
66 | fail_unless(ret == SR_OK, "sr_exit() 1 failed: %d.", ret); | |
67 | } | |
68 | END_TEST | |
69 | ||
70 | /* | |
71 | * Same as above, but sr_exit() in the "wrong" order. | |
72 | * This should work fine, it's not a bug to do this. | |
73 | */ | |
74 | START_TEST(test_init_exit_2_reverse) | |
75 | { | |
76 | int ret; | |
77 | struct sr_context *sr_ctx1, *sr_ctx2; | |
78 | ||
79 | ret = sr_init(&sr_ctx1); | |
80 | fail_unless(ret == SR_OK, "sr_init() 1 failed: %d.", ret); | |
81 | ret = sr_init(&sr_ctx2); | |
82 | fail_unless(ret == SR_OK, "sr_init() 2 failed: %d.", ret); | |
83 | ret = sr_exit(sr_ctx1); | |
84 | fail_unless(ret == SR_OK, "sr_exit() 1 failed: %d.", ret); | |
85 | ret = sr_exit(sr_ctx2); | |
86 | fail_unless(ret == SR_OK, "sr_exit() 2 failed: %d.", ret); | |
87 | } | |
88 | END_TEST | |
89 | ||
90 | /* | |
91 | * Check whether three nested sr_init() and sr_exit() calls work. | |
92 | * The three functions have three different contexts. | |
93 | * If any function returns != SR_OK (or segfaults) this test will fail. | |
94 | */ | |
95 | START_TEST(test_init_exit_3) | |
96 | { | |
97 | int ret; | |
98 | struct sr_context *sr_ctx1, *sr_ctx2, *sr_ctx3; | |
99 | ||
100 | ret = sr_init(&sr_ctx1); | |
101 | fail_unless(ret == SR_OK, "sr_init() 1 failed: %d.", ret); | |
102 | ret = sr_init(&sr_ctx2); | |
103 | fail_unless(ret == SR_OK, "sr_init() 2 failed: %d.", ret); | |
104 | ret = sr_init(&sr_ctx3); | |
105 | fail_unless(ret == SR_OK, "sr_init() 3 failed: %d.", ret); | |
106 | ret = sr_exit(sr_ctx3); | |
107 | fail_unless(ret == SR_OK, "sr_exit() 3 failed: %d.", ret); | |
108 | ret = sr_exit(sr_ctx2); | |
109 | fail_unless(ret == SR_OK, "sr_exit() 2 failed: %d.", ret); | |
110 | ret = sr_exit(sr_ctx1); | |
111 | fail_unless(ret == SR_OK, "sr_exit() 1 failed: %d.", ret); | |
112 | } | |
113 | END_TEST | |
114 | ||
115 | /* | |
116 | * Same as above, but sr_exit() in the "wrong" order. | |
117 | * This should work fine, it's not a bug to do this. | |
118 | */ | |
119 | START_TEST(test_init_exit_3_reverse) | |
120 | { | |
121 | int ret; | |
122 | struct sr_context *sr_ctx1, *sr_ctx2, *sr_ctx3; | |
123 | ||
124 | ret = sr_init(&sr_ctx1); | |
125 | fail_unless(ret == SR_OK, "sr_init() 1 failed: %d.", ret); | |
126 | ret = sr_init(&sr_ctx2); | |
127 | fail_unless(ret == SR_OK, "sr_init() 2 failed: %d.", ret); | |
128 | ret = sr_init(&sr_ctx3); | |
129 | fail_unless(ret == SR_OK, "sr_init() 3 failed: %d.", ret); | |
130 | ret = sr_exit(sr_ctx1); | |
131 | fail_unless(ret == SR_OK, "sr_exit() 1 failed: %d.", ret); | |
132 | ret = sr_exit(sr_ctx2); | |
133 | fail_unless(ret == SR_OK, "sr_exit() 2 failed: %d.", ret); | |
134 | ret = sr_exit(sr_ctx3); | |
135 | fail_unless(ret == SR_OK, "sr_exit() 3 failed: %d.", ret); | |
136 | } | |
137 | END_TEST | |
138 | ||
139 | /* Check whether sr_init(NULL) fails as it should. */ | |
140 | START_TEST(test_init_null) | |
141 | { | |
142 | int ret; | |
143 | ||
144 | ret = sr_log_loglevel_set(SR_LOG_NONE); | |
145 | fail_unless(ret == SR_OK, "sr_log_loglevel_set() failed: %d.", ret); | |
146 | ||
147 | ret = sr_init(NULL); | |
148 | fail_unless(ret != SR_OK, "sr_init(NULL) should have failed."); | |
149 | } | |
150 | END_TEST | |
151 | ||
152 | /* Check whether sr_exit(NULL) fails as it should. */ | |
153 | START_TEST(test_exit_null) | |
154 | { | |
155 | int ret; | |
156 | ||
157 | ret = sr_log_loglevel_set(SR_LOG_NONE); | |
158 | fail_unless(ret == SR_OK, "sr_log_loglevel_set() failed: %d.", ret); | |
159 | ||
160 | ret = sr_exit(NULL); | |
161 | fail_unless(ret != SR_OK, "sr_exit(NULL) should have failed."); | |
162 | } | |
163 | END_TEST | |
164 | ||
165 | Suite *suite_core(void) | |
166 | { | |
167 | Suite *s; | |
168 | TCase *tc; | |
169 | ||
170 | s = suite_create("core"); | |
171 | ||
172 | tc = tcase_create("init_exit"); | |
173 | tcase_add_test(tc, test_init_exit); | |
174 | tcase_add_test(tc, test_init_exit_2); | |
175 | tcase_add_test(tc, test_init_exit_2_reverse); | |
176 | tcase_add_test(tc, test_init_exit_3); | |
177 | tcase_add_test(tc, test_init_exit_3_reverse); | |
178 | tcase_add_test(tc, test_init_null); | |
179 | tcase_add_test(tc, test_exit_null); | |
180 | suite_add_tcase(s, tc); | |
181 | ||
182 | return s; | |
183 | } |