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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 <config.h> | |
22 | #include <libsigrokdecode.h> /* First, to avoid compiler warning. */ | |
23 | #include <stdlib.h> | |
24 | #include <check.h> | |
25 | #include "lib.h" | |
26 | ||
27 | /* | |
28 | * Check whether srd_decoder_load_all() works. | |
29 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
30 | */ | |
31 | START_TEST(test_load_all) | |
32 | { | |
33 | int ret; | |
34 | ||
35 | srd_init(DECODERS_TESTDIR); | |
36 | ret = srd_decoder_load_all(); | |
37 | fail_unless(ret == SRD_OK, "srd_decoder_load_all() failed: %d.", ret); | |
38 | srd_exit(); | |
39 | } | |
40 | END_TEST | |
41 | ||
42 | /* | |
43 | * Check whether srd_decoder_load_all() fails without prior srd_init(). | |
44 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
45 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=178 | |
46 | */ | |
47 | START_TEST(test_load_all_no_init) | |
48 | { | |
49 | int ret; | |
50 | ||
51 | ret = srd_decoder_load_all(); | |
52 | fail_unless(ret != SRD_OK, "srd_decoder_load_all() didn't fail properly."); | |
53 | } | |
54 | END_TEST | |
55 | ||
56 | /* | |
57 | * Check whether srd_decoder_load() works. | |
58 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
59 | */ | |
60 | START_TEST(test_load) | |
61 | { | |
62 | int ret; | |
63 | ||
64 | srd_init(DECODERS_TESTDIR); | |
65 | ret = srd_decoder_load("uart"); | |
66 | fail_unless(ret == SRD_OK, "srd_decoder_load(uart) failed: %d.", ret); | |
67 | ret = srd_decoder_load("spi"); | |
68 | fail_unless(ret == SRD_OK, "srd_decoder_load(spi) failed: %d.", ret); | |
69 | ret = srd_decoder_load("usb_signalling"); | |
70 | fail_unless(ret == SRD_OK, "srd_decoder_load(usb_signalling) failed: %d.", ret); | |
71 | srd_exit(); | |
72 | } | |
73 | END_TEST | |
74 | ||
75 | /* | |
76 | * Check whether srd_decoder_load() fails for non-existing or bogus PDs. | |
77 | * If it returns SRD_OK (or segfaults) this test will fail. | |
78 | */ | |
79 | START_TEST(test_load_bogus) | |
80 | { | |
81 | srd_init(DECODERS_TESTDIR); | |
82 | /* http://sigrok.org/bugzilla/show_bug.cgi?id=176 */ | |
83 | fail_unless(srd_decoder_load(NULL) != SRD_OK); | |
84 | fail_unless(srd_decoder_load("") != SRD_OK); | |
85 | fail_unless(srd_decoder_load(" ") != SRD_OK); | |
86 | fail_unless(srd_decoder_load("nonexisting") != SRD_OK); | |
87 | fail_unless(srd_decoder_load("UART") != SRD_OK); | |
88 | fail_unless(srd_decoder_load("UaRt") != SRD_OK); | |
89 | fail_unless(srd_decoder_load("u a r t") != SRD_OK); | |
90 | fail_unless(srd_decoder_load("uart ") != SRD_OK); | |
91 | fail_unless(srd_decoder_load(" uart") != SRD_OK); | |
92 | fail_unless(srd_decoder_load(" uart ") != SRD_OK); | |
93 | fail_unless(srd_decoder_load("uart spi") != SRD_OK); | |
94 | srd_exit(); | |
95 | } | |
96 | END_TEST | |
97 | ||
98 | /* | |
99 | * Check whether srd_decoder_load() works/fails for valid/bogus PDs. | |
100 | * If it returns incorrect values (or segfaults) this test will fail. | |
101 | */ | |
102 | START_TEST(test_load_valid_and_bogus) | |
103 | { | |
104 | srd_init(DECODERS_TESTDIR); | |
105 | fail_unless(srd_decoder_load("") != SRD_OK); | |
106 | fail_unless(srd_decoder_load("uart") == SRD_OK); | |
107 | fail_unless(srd_decoder_load("") != SRD_OK); | |
108 | fail_unless(srd_decoder_load("spi") == SRD_OK); | |
109 | fail_unless(srd_decoder_load("") != SRD_OK); | |
110 | fail_unless(srd_decoder_load("can") == SRD_OK); | |
111 | fail_unless(srd_decoder_load("") != SRD_OK); | |
112 | srd_exit(); | |
113 | } | |
114 | END_TEST | |
115 | ||
116 | /* | |
117 | * Check whether srd_decoder_load() fails when run multiple times. | |
118 | * If it returns a value != SRD_OK (or segfaults) this test will fail. | |
119 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=177 | |
120 | */ | |
121 | START_TEST(test_load_multiple) | |
122 | { | |
123 | int ret; | |
124 | ||
125 | srd_init(DECODERS_TESTDIR); | |
126 | ret = srd_decoder_load("uart"); | |
127 | fail_unless(ret == SRD_OK, "Loading uart PD 1x failed: %d", ret); | |
128 | ret = srd_decoder_load("uart"); | |
129 | fail_unless(ret == SRD_OK, "Loading uart PD 2x failed: %d", ret); | |
130 | ret = srd_decoder_load("uart"); | |
131 | fail_unless(ret == SRD_OK, "Loading uart PD 3x failed: %d", ret); | |
132 | srd_exit(); | |
133 | } | |
134 | END_TEST | |
135 | ||
136 | /* | |
137 | * Check whether srd_decoder_load() fails if a non-existing PD dir is used. | |
138 | * If it returns SRD_OK (or segfaults) this test will fail. | |
139 | */ | |
140 | START_TEST(test_load_nonexisting_pd_dir) | |
141 | { | |
142 | #if 0 | |
143 | /* TODO: Build libsigrokdecode with no default PD dir. */ | |
144 | srd_init("/nonexisting_dir"); | |
145 | fail_unless(srd_decoder_load("spi") != SRD_OK); | |
146 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 0); | |
147 | srd_exit(); | |
148 | #endif | |
149 | } | |
150 | END_TEST | |
151 | ||
152 | /* | |
153 | * Check whether srd_decoder_list() returns a non-empty list. | |
154 | * If it returns an empty list (or segfaults) this test will fail. | |
155 | */ | |
156 | START_TEST(test_decoder_list) | |
157 | { | |
158 | srd_init(DECODERS_TESTDIR); | |
159 | srd_decoder_load_all(); | |
160 | fail_unless(srd_decoder_list() != NULL); | |
161 | srd_exit(); | |
162 | } | |
163 | END_TEST | |
164 | ||
165 | /* | |
166 | * Check whether srd_decoder_list() without prior srd_decoder_load_all() | |
167 | * returns an empty list (return value != NULL). | |
168 | * If it returns a non-empty list (or segfaults) this test will fail. | |
169 | */ | |
170 | START_TEST(test_decoder_list_no_load) | |
171 | { | |
172 | srd_init(DECODERS_TESTDIR); | |
173 | fail_unless(srd_decoder_list() == NULL); | |
174 | srd_exit(); | |
175 | } | |
176 | END_TEST | |
177 | ||
178 | /* | |
179 | * Check whether srd_decoder_list() without prior srd_init() | |
180 | * returns an empty list. | |
181 | * If it returns a non-empty list (or segfaults) this test will fail. | |
182 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=178 | |
183 | */ | |
184 | START_TEST(test_decoder_list_no_init) | |
185 | { | |
186 | srd_decoder_load_all(); | |
187 | fail_unless(srd_decoder_list() == NULL); | |
188 | } | |
189 | END_TEST | |
190 | ||
191 | /* | |
192 | * Check whether srd_decoder_list() without prior srd_init() and without | |
193 | * prior srd_decoder_load_all() returns an empty list. | |
194 | * If it returns a non-empty list (or segfaults) this test will fail. | |
195 | */ | |
196 | START_TEST(test_decoder_list_no_init_no_load) | |
197 | { | |
198 | fail_unless(srd_decoder_list() == NULL); | |
199 | } | |
200 | END_TEST | |
201 | ||
202 | /* | |
203 | * Check whether srd_decoder_list() returns the correct number of PDs. | |
204 | * If it returns a wrong number (or segfaults) this test will fail. | |
205 | */ | |
206 | START_TEST(test_decoder_list_correct_numbers) | |
207 | { | |
208 | srd_init(DECODERS_TESTDIR); | |
209 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 0); | |
210 | srd_decoder_load("spi"); | |
211 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 1); | |
212 | srd_decoder_load("uart"); | |
213 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 2); | |
214 | srd_decoder_load("can"); | |
215 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); | |
216 | srd_decoder_load("can"); /* Load same PD twice. */ | |
217 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); | |
218 | srd_exit(); | |
219 | } | |
220 | END_TEST | |
221 | ||
222 | /* | |
223 | * Check whether srd_decoder_get_by_id() works. | |
224 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
225 | */ | |
226 | START_TEST(test_get_by_id) | |
227 | { | |
228 | srd_init(DECODERS_TESTDIR); | |
229 | srd_decoder_load("uart"); | |
230 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
231 | fail_unless(srd_decoder_get_by_id("can") == NULL); | |
232 | srd_decoder_load("can"); | |
233 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
234 | fail_unless(srd_decoder_get_by_id("can") != NULL); | |
235 | srd_exit(); | |
236 | } | |
237 | END_TEST | |
238 | ||
239 | /* | |
240 | * Check whether srd_decoder_get_by_id() works multiple times in a row. | |
241 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
242 | */ | |
243 | START_TEST(test_get_by_id_multiple) | |
244 | { | |
245 | srd_init(DECODERS_TESTDIR); | |
246 | srd_decoder_load("uart"); | |
247 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
248 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
249 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
250 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
251 | srd_exit(); | |
252 | } | |
253 | END_TEST | |
254 | ||
255 | /* | |
256 | * Check whether srd_decoder_get_by_id() fails for bogus PDs. | |
257 | * If it returns a value != NULL (or segfaults) this test will fail. | |
258 | */ | |
259 | START_TEST(test_get_by_id_bogus) | |
260 | { | |
261 | srd_init(DECODERS_TESTDIR); | |
262 | fail_unless(srd_decoder_get_by_id(NULL) == NULL); | |
263 | fail_unless(srd_decoder_get_by_id("") == NULL); | |
264 | fail_unless(srd_decoder_get_by_id(" ") == NULL); | |
265 | fail_unless(srd_decoder_get_by_id("nonexisting") == NULL); | |
266 | fail_unless(srd_decoder_get_by_id("sPi") == NULL); | |
267 | fail_unless(srd_decoder_get_by_id("SPI") == NULL); | |
268 | fail_unless(srd_decoder_get_by_id("s p i") == NULL); | |
269 | fail_unless(srd_decoder_get_by_id(" spi") == NULL); | |
270 | fail_unless(srd_decoder_get_by_id("spi ") == NULL); | |
271 | fail_unless(srd_decoder_get_by_id(" spi ") == NULL); | |
272 | fail_unless(srd_decoder_get_by_id("spi uart") == NULL); | |
273 | srd_exit(); | |
274 | } | |
275 | END_TEST | |
276 | ||
277 | /* | |
278 | * Check whether srd_decoder_doc_get() works. | |
279 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
280 | */ | |
281 | START_TEST(test_doc_get) | |
282 | { | |
283 | struct srd_decoder *dec; | |
284 | ||
285 | srd_init(DECODERS_TESTDIR); | |
286 | srd_decoder_load("uart"); | |
287 | dec = srd_decoder_get_by_id("uart"); | |
288 | fail_unless(srd_decoder_doc_get(dec) != NULL); | |
289 | srd_exit(); | |
290 | } | |
291 | END_TEST | |
292 | ||
293 | /* | |
294 | * Check whether srd_decoder_doc_get() fails with NULL as argument. | |
295 | * If it returns a value != NULL (or segfaults) this test will fail. | |
296 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=179 | |
297 | */ | |
298 | START_TEST(test_doc_get_null) | |
299 | { | |
300 | srd_init(DECODERS_TESTDIR); | |
301 | fail_unless(srd_decoder_doc_get(NULL) == NULL); | |
302 | srd_exit(); | |
303 | } | |
304 | END_TEST | |
305 | ||
306 | Suite *suite_decoder(void) | |
307 | { | |
308 | Suite *s; | |
309 | TCase *tc; | |
310 | ||
311 | s = suite_create("decoder"); | |
312 | ||
313 | tc = tcase_create("load"); | |
314 | tcase_set_timeout(tc, 0); | |
315 | tcase_add_checked_fixture(tc, srdtest_setup, srdtest_teardown); | |
316 | tcase_add_test(tc, test_load_all); | |
317 | tcase_add_test(tc, test_load_all_no_init); | |
318 | tcase_add_test(tc, test_load); | |
319 | tcase_add_test(tc, test_load_bogus); | |
320 | tcase_add_test(tc, test_load_valid_and_bogus); | |
321 | tcase_add_test(tc, test_load_multiple); | |
322 | tcase_add_test(tc, test_load_nonexisting_pd_dir); | |
323 | suite_add_tcase(s, tc); | |
324 | ||
325 | tc = tcase_create("list"); | |
326 | tcase_add_checked_fixture(tc, srdtest_setup, srdtest_teardown); | |
327 | tcase_add_test(tc, test_decoder_list); | |
328 | tcase_add_test(tc, test_decoder_list_no_load); | |
329 | tcase_add_test(tc, test_decoder_list_no_init); | |
330 | tcase_add_test(tc, test_decoder_list_no_init_no_load); | |
331 | tcase_add_test(tc, test_decoder_list_correct_numbers); | |
332 | suite_add_tcase(s, tc); | |
333 | ||
334 | tc = tcase_create("get_by_id"); | |
335 | tcase_add_test(tc, test_get_by_id); | |
336 | tcase_add_test(tc, test_get_by_id_multiple); | |
337 | tcase_add_test(tc, test_get_by_id_bogus); | |
338 | suite_add_tcase(s, tc); | |
339 | ||
340 | tc = tcase_create("doc_get"); | |
341 | tcase_add_test(tc, test_doc_get); | |
342 | tcase_add_test(tc, test_doc_get_null); | |
343 | suite_add_tcase(s, tc); | |
344 | ||
345 | return s; | |
346 | } |