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3ad11099 UH |
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 | ||
9b9ff999 UH |
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 | ||
3ad11099 UH |
35 | /* |
36 | * Check whether srd_decoder_load_all() works. | |
37 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
38 | */ | |
39 | START_TEST(test_load_all) | |
40 | { | |
41 | int ret; | |
42 | ||
43 | srd_init(NULL); | |
44 | ret = srd_decoder_load_all(); | |
45 | fail_unless(ret == SRD_OK, "srd_decoder_load_all() failed: %d.", ret); | |
46 | srd_exit(); | |
47 | } | |
48 | END_TEST | |
49 | ||
9b9ff999 UH |
50 | /* |
51 | * Check whether srd_decoder_load_all() fails without prior srd_init(). | |
52 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
53 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=178 | |
54 | */ | |
55 | START_TEST(test_load_all_no_init) | |
56 | { | |
57 | int ret; | |
58 | ||
59 | ret = srd_decoder_load_all(); | |
60 | fail_unless(ret == SRD_OK, "srd_decoder_load_all() failed: %d.", ret); | |
61 | } | |
62 | END_TEST | |
63 | ||
3ad11099 UH |
64 | /* |
65 | * Check whether srd_decoder_load() works. | |
66 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
67 | */ | |
68 | START_TEST(test_load) | |
69 | { | |
70 | int ret; | |
71 | ||
72 | srd_init(NULL); | |
73 | ret = srd_decoder_load("uart"); | |
74 | fail_unless(ret == SRD_OK, "srd_decoder_load(uart) failed: %d.", ret); | |
75 | ret = srd_decoder_load("spi"); | |
76 | fail_unless(ret == SRD_OK, "srd_decoder_load(spi) failed: %d.", ret); | |
77 | ret = srd_decoder_load("usb_signalling"); | |
78 | fail_unless(ret == SRD_OK, "srd_decoder_load(usb_signalling) failed: %d.", ret); | |
79 | srd_exit(); | |
80 | } | |
81 | END_TEST | |
82 | ||
83 | /* | |
84 | * Check whether srd_decoder_load() fails for non-existing or bogus PDs. | |
85 | * If it returns SRD_OK (or segfaults) this test will fail. | |
86 | */ | |
87 | START_TEST(test_load_bogus) | |
88 | { | |
89 | srd_init(NULL); | |
9b9ff999 | 90 | /* http://sigrok.org/bugzilla/show_bug.cgi?id=176 */ |
3ad11099 UH |
91 | fail_unless(srd_decoder_load(NULL) != SRD_OK); |
92 | fail_unless(srd_decoder_load("") != SRD_OK); | |
93 | fail_unless(srd_decoder_load(" ") != SRD_OK); | |
94 | fail_unless(srd_decoder_load("nonexisting") != SRD_OK); | |
95 | fail_unless(srd_decoder_load("UART") != SRD_OK); | |
96 | fail_unless(srd_decoder_load("UaRt") != SRD_OK); | |
97 | fail_unless(srd_decoder_load("u a r t") != SRD_OK); | |
98 | fail_unless(srd_decoder_load("uart ") != SRD_OK); | |
99 | fail_unless(srd_decoder_load(" uart") != SRD_OK); | |
100 | fail_unless(srd_decoder_load(" uart ") != SRD_OK); | |
101 | fail_unless(srd_decoder_load("uart spi") != SRD_OK); | |
102 | srd_exit(); | |
103 | } | |
104 | END_TEST | |
105 | ||
9b9ff999 UH |
106 | /* |
107 | * Check whether srd_decoder_load() works/fails for valid/bogus PDs. | |
108 | * If it returns incorrect values (or segfaults) this test will fail. | |
109 | */ | |
110 | START_TEST(test_load_valid_and_bogus) | |
111 | { | |
112 | srd_init(NULL); | |
113 | fail_unless(srd_decoder_load("") != SRD_OK); | |
114 | fail_unless(srd_decoder_load("uart") == SRD_OK); | |
115 | fail_unless(srd_decoder_load("") != SRD_OK); | |
116 | fail_unless(srd_decoder_load("spi") == SRD_OK); | |
117 | fail_unless(srd_decoder_load("") != SRD_OK); | |
118 | fail_unless(srd_decoder_load("can") == SRD_OK); | |
119 | fail_unless(srd_decoder_load("") != SRD_OK); | |
120 | srd_exit(); | |
121 | } | |
122 | END_TEST | |
123 | ||
124 | /* | |
125 | * Check whether srd_decoder_load() fails when run multiple times. | |
126 | * If it returns a value != SRD_OK (or segfaults) this test will fail. | |
127 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=177 | |
128 | */ | |
129 | START_TEST(test_load_multiple) | |
130 | { | |
131 | int ret; | |
132 | ||
133 | srd_init(NULL); | |
134 | srd_log_loglevel_set(SRD_LOG_SPEW); | |
135 | ret = srd_decoder_load("uart"); | |
136 | fail_unless(ret == SRD_OK, "Loading uart PD 1x failed: %d", ret); | |
137 | ret = srd_decoder_load("uart"); | |
138 | fail_unless(ret == SRD_OK, "Loading uart PD 2x failed: %d", ret); | |
139 | ret = srd_decoder_load("uart"); | |
140 | fail_unless(ret == SRD_OK, "Loading uart PD 3x failed: %d", ret); | |
141 | srd_exit(); | |
142 | } | |
143 | END_TEST | |
144 | ||
145 | /* | |
146 | * Check whether srd_decoder_load() fails if a non-existing PD dir is used. | |
147 | * If it returns SRD_OK (or segfaults) this test will fail. | |
148 | */ | |
149 | START_TEST(test_load_nonexisting_pd_dir) | |
150 | { | |
151 | #if 0 | |
152 | /* TODO: Build libsigrokdecode with no default PD dir. */ | |
153 | srd_init("/nonexisting_dir"); | |
154 | fail_unless(srd_decoder_load("spi") != SRD_OK); | |
155 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 0); | |
156 | srd_exit(); | |
157 | #endif | |
158 | } | |
159 | END_TEST | |
160 | ||
161 | /* | |
162 | * Check whether srd_decoder_list() returns a non-empty list. | |
163 | * If it returns an empty list (or segfaults) this test will fail. | |
164 | */ | |
165 | START_TEST(test_decoder_list) | |
166 | { | |
167 | srd_init(NULL); | |
168 | srd_decoder_load_all(); | |
169 | fail_unless(srd_decoder_list() != NULL); | |
170 | srd_exit(); | |
171 | } | |
172 | END_TEST | |
173 | ||
174 | /* | |
175 | * Check whether srd_decoder_list() without prior srd_decoder_load_all() | |
176 | * returns an empty list (return value != NULL). | |
177 | * If it returns a non-empty list (or segfaults) this test will fail. | |
178 | */ | |
179 | START_TEST(test_decoder_list_no_load) | |
180 | { | |
181 | srd_init(NULL); | |
182 | fail_unless(srd_decoder_list() == NULL); | |
183 | srd_exit(); | |
184 | } | |
185 | END_TEST | |
186 | ||
187 | /* | |
188 | * Check whether srd_decoder_list() without prior srd_init() | |
189 | * returns an empty list. | |
190 | * If it returns a non-empty list (or segfaults) this test will fail. | |
191 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=178 | |
192 | */ | |
193 | START_TEST(test_decoder_list_no_init) | |
194 | { | |
195 | srd_decoder_load_all(); | |
196 | fail_unless(srd_decoder_list() == NULL); | |
197 | } | |
198 | END_TEST | |
199 | ||
200 | /* | |
201 | * Check whether srd_decoder_list() without prior srd_init() and without | |
202 | * prior srd_decoder_load_all() returns an empty list. | |
203 | * If it returns a non-empty list (or segfaults) this test will fail. | |
204 | */ | |
205 | START_TEST(test_decoder_list_no_init_no_load) | |
206 | { | |
207 | fail_unless(srd_decoder_list() == NULL); | |
208 | } | |
209 | END_TEST | |
210 | ||
211 | /* | |
212 | * Check whether srd_decoder_list() returns the correct number of PDs. | |
213 | * If it returns a wrong number (or segfaults) this test will fail. | |
214 | */ | |
215 | START_TEST(test_decoder_list_correct_numbers) | |
216 | { | |
217 | srd_init(NULL); | |
218 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 0); | |
219 | srd_decoder_load("spi"); | |
220 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 1); | |
221 | srd_decoder_load("uart"); | |
222 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 2); | |
223 | srd_decoder_load("can"); | |
224 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); | |
225 | srd_decoder_load("can"); /* Load same PD twice. */ | |
226 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); | |
227 | srd_exit(); | |
228 | } | |
229 | END_TEST | |
230 | ||
231 | /* | |
232 | * Check whether srd_decoder_get_by_id() works. | |
233 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
234 | */ | |
235 | START_TEST(test_get_by_id) | |
236 | { | |
237 | srd_init(NULL); | |
238 | srd_decoder_load("uart"); | |
239 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
240 | fail_unless(srd_decoder_get_by_id("can") == NULL); | |
241 | srd_decoder_load("can"); | |
242 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
243 | fail_unless(srd_decoder_get_by_id("can") != NULL); | |
244 | srd_exit(); | |
245 | } | |
246 | END_TEST | |
247 | ||
248 | /* | |
249 | * Check whether srd_decoder_get_by_id() works multiple times in a row. | |
250 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
251 | */ | |
252 | START_TEST(test_get_by_id_multiple) | |
253 | { | |
254 | srd_init(NULL); | |
255 | srd_decoder_load("uart"); | |
256 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
257 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
258 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
259 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
260 | srd_exit(); | |
261 | } | |
262 | END_TEST | |
263 | ||
264 | /* | |
265 | * Check whether srd_decoder_get_by_id() fails for bogus PDs. | |
266 | * If it returns a value != NULL (or segfaults) this test will fail. | |
267 | */ | |
268 | START_TEST(test_get_by_id_bogus) | |
269 | { | |
270 | srd_init(NULL); | |
271 | fail_unless(srd_decoder_get_by_id(NULL) == NULL); | |
272 | fail_unless(srd_decoder_get_by_id("") == NULL); | |
273 | fail_unless(srd_decoder_get_by_id(" ") == NULL); | |
274 | fail_unless(srd_decoder_get_by_id("nonexisting") == NULL); | |
275 | fail_unless(srd_decoder_get_by_id("sPi") == NULL); | |
276 | fail_unless(srd_decoder_get_by_id("SPI") == NULL); | |
277 | fail_unless(srd_decoder_get_by_id("s p i") == NULL); | |
278 | fail_unless(srd_decoder_get_by_id(" spi") == NULL); | |
279 | fail_unless(srd_decoder_get_by_id("spi ") == NULL); | |
280 | fail_unless(srd_decoder_get_by_id(" spi ") == NULL); | |
281 | fail_unless(srd_decoder_get_by_id("spi uart") == NULL); | |
282 | srd_exit(); | |
283 | } | |
284 | END_TEST | |
285 | ||
286 | /* | |
287 | * Check whether srd_decoder_doc_get() works. | |
288 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
289 | */ | |
290 | START_TEST(test_doc_get) | |
291 | { | |
292 | struct srd_decoder *dec; | |
293 | ||
294 | srd_init(NULL); | |
295 | srd_decoder_load("uart"); | |
296 | dec = srd_decoder_get_by_id("uart"); | |
297 | fail_unless(srd_decoder_doc_get(dec) != NULL); | |
298 | srd_exit(); | |
299 | } | |
300 | END_TEST | |
301 | ||
302 | /* | |
303 | * Check whether srd_decoder_doc_get() fails with NULL as argument. | |
304 | * If it returns a value != NULL (or segfaults) this test will fail. | |
305 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=179 | |
306 | */ | |
307 | START_TEST(test_doc_get_null) | |
308 | { | |
309 | srd_init(NULL); | |
310 | fail_unless(srd_decoder_doc_get(NULL) != NULL); | |
311 | srd_exit(); | |
312 | } | |
313 | END_TEST | |
314 | ||
315 | /* | |
316 | * Check whether srd_decoder_doc_get() fails with an "empty" argument. | |
317 | * If it returns a value != NULL (or segfaults) this test will fail. | |
318 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=180 | |
319 | */ | |
320 | START_TEST(test_doc_get_empty) | |
321 | { | |
322 | struct srd_decoder dec; | |
323 | ||
324 | srd_init(NULL); | |
325 | ||
326 | memset(&dec, 0, sizeof(struct srd_decoder)); | |
327 | fail_unless(srd_decoder_doc_get(&dec) == NULL); | |
328 | ||
329 | srd_exit(); | |
330 | } | |
331 | END_TEST | |
332 | ||
3ad11099 UH |
333 | Suite *suite_decoder(void) |
334 | { | |
335 | Suite *s; | |
336 | TCase *tc; | |
337 | ||
338 | s = suite_create("decoder"); | |
339 | ||
340 | tc = tcase_create("load"); | |
9b9ff999 | 341 | tcase_add_checked_fixture(tc, setup, teardown); |
3ad11099 | 342 | tcase_add_test(tc, test_load_all); |
9b9ff999 | 343 | tcase_add_test(tc, test_load_all_no_init); |
3ad11099 UH |
344 | tcase_add_test(tc, test_load); |
345 | tcase_add_test(tc, test_load_bogus); | |
9b9ff999 UH |
346 | tcase_add_test(tc, test_load_valid_and_bogus); |
347 | tcase_add_test(tc, test_load_multiple); | |
348 | tcase_add_test(tc, test_load_nonexisting_pd_dir); | |
349 | suite_add_tcase(s, tc); | |
350 | ||
351 | tc = tcase_create("list"); | |
352 | tcase_add_checked_fixture(tc, setup, teardown); | |
353 | tcase_add_test(tc, test_decoder_list); | |
354 | tcase_add_test(tc, test_decoder_list_no_load); | |
355 | tcase_add_test(tc, test_decoder_list_no_init); | |
356 | tcase_add_test(tc, test_decoder_list_no_init_no_load); | |
357 | tcase_add_test(tc, test_decoder_list_correct_numbers); | |
358 | suite_add_tcase(s, tc); | |
359 | ||
360 | tc = tcase_create("get_by_id"); | |
361 | tcase_add_test(tc, test_get_by_id); | |
362 | tcase_add_test(tc, test_get_by_id_multiple); | |
363 | tcase_add_test(tc, test_get_by_id_bogus); | |
364 | suite_add_tcase(s, tc); | |
365 | ||
366 | tc = tcase_create("doc_get"); | |
367 | tcase_add_test(tc, test_doc_get); | |
368 | tcase_add_test(tc, test_doc_get_null); | |
369 | tcase_add_test(tc, test_doc_get_empty); | |
3ad11099 UH |
370 | suite_add_tcase(s, tc); |
371 | ||
372 | return s; | |
373 | } |