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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_unload_all() works. | |
154 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
155 | */ | |
156 | START_TEST(test_unload_all) | |
157 | { | |
158 | int ret; | |
159 | ||
160 | srd_init(DECODERS_TESTDIR); | |
161 | ret = srd_decoder_load_all(); | |
162 | fail_unless(ret == SRD_OK, "srd_decoder_load_all() failed: %d.", ret); | |
163 | ret = srd_decoder_unload_all(); | |
164 | fail_unless(ret == SRD_OK, "srd_decoder_unload_all() failed: %d.", ret); | |
165 | srd_exit(); | |
166 | } | |
167 | END_TEST | |
168 | ||
169 | /* | |
170 | * Check whether srd_decoder_unload_all() works without prior srd_init(). | |
171 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
172 | */ | |
173 | START_TEST(test_unload_all_no_init) | |
174 | { | |
175 | int ret; | |
176 | ||
177 | ret = srd_decoder_unload_all(); | |
178 | fail_unless(ret == SRD_OK, "srd_decoder_unload_all() failed: %d.", ret); | |
179 | } | |
180 | END_TEST | |
181 | ||
182 | /* | |
183 | * Check whether srd_decoder_unload_all() works multiple times. | |
184 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
185 | */ | |
186 | START_TEST(test_unload_all_multiple) | |
187 | { | |
188 | int ret, i; | |
189 | ||
190 | srd_init(DECODERS_TESTDIR); | |
191 | for (i = 0; i < 10; i++) { | |
192 | ret = srd_decoder_load_all(); | |
193 | fail_unless(ret == SRD_OK, "srd_decoder_load_all() failed: %d.", ret); | |
194 | ret = srd_decoder_unload_all(); | |
195 | fail_unless(ret == SRD_OK, "srd_decoder_unload_all() failed: %d.", ret); | |
196 | } | |
197 | srd_exit(); | |
198 | } | |
199 | END_TEST | |
200 | ||
201 | /* | |
202 | * Check whether srd_decoder_unload_all() works multiple times (no load). | |
203 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
204 | */ | |
205 | START_TEST(test_unload_all_multiple_noload) | |
206 | { | |
207 | int ret, i; | |
208 | ||
209 | srd_init(DECODERS_TESTDIR); | |
210 | for (i = 0; i < 10; i++) { | |
211 | ret = srd_decoder_unload_all(); | |
212 | fail_unless(ret == SRD_OK, "srd_decoder_unload_all() failed: %d.", ret); | |
213 | } | |
214 | srd_exit(); | |
215 | } | |
216 | END_TEST | |
217 | ||
218 | /* | |
219 | * Check whether srd_decoder_unload() works. | |
220 | * If it returns != SRD_OK (or segfaults) this test will fail. | |
221 | */ | |
222 | START_TEST(test_unload) | |
223 | { | |
224 | int ret; | |
225 | struct srd_decoder *dec; | |
226 | ||
227 | srd_init(DECODERS_TESTDIR); | |
228 | ret = srd_decoder_load("uart"); | |
229 | fail_unless(ret == SRD_OK, "srd_decoder_load(uart) failed: %d.", ret); | |
230 | dec = srd_decoder_get_by_id("uart"); | |
231 | fail_unless(dec != NULL); | |
232 | ret = srd_decoder_unload(dec); | |
233 | fail_unless(ret == SRD_OK, "srd_decoder_unload() failed: %d.", ret); | |
234 | srd_exit(); | |
235 | } | |
236 | END_TEST | |
237 | ||
238 | /* | |
239 | * Check whether srd_decoder_unload(NULL) fails. | |
240 | * If it returns SRD_OK (or segfaults) this test will fail. | |
241 | */ | |
242 | START_TEST(test_unload_null) | |
243 | { | |
244 | srd_init(DECODERS_TESTDIR); | |
245 | fail_unless(srd_decoder_unload(NULL) != SRD_OK); | |
246 | srd_exit(); | |
247 | } | |
248 | END_TEST | |
249 | ||
250 | /* | |
251 | * Check whether srd_decoder_unload(NULL) fails without prior srd_init(). | |
252 | * If it returns SRD_OK (or segfaults) this test will fail. | |
253 | */ | |
254 | START_TEST(test_unload_null_no_init) | |
255 | { | |
256 | fail_unless(srd_decoder_unload(NULL) != SRD_OK); | |
257 | } | |
258 | END_TEST | |
259 | ||
260 | /* | |
261 | * Check whether srd_decoder_list() returns a non-empty list. | |
262 | * If it returns an empty list (or segfaults) this test will fail. | |
263 | */ | |
264 | START_TEST(test_decoder_list) | |
265 | { | |
266 | srd_init(DECODERS_TESTDIR); | |
267 | srd_decoder_load_all(); | |
268 | fail_unless(srd_decoder_list() != NULL); | |
269 | srd_exit(); | |
270 | } | |
271 | END_TEST | |
272 | ||
273 | /* | |
274 | * Check whether srd_decoder_list() without prior srd_decoder_load_all() | |
275 | * returns an empty list (return value != NULL). | |
276 | * If it returns a non-empty list (or segfaults) this test will fail. | |
277 | */ | |
278 | START_TEST(test_decoder_list_no_load) | |
279 | { | |
280 | srd_init(DECODERS_TESTDIR); | |
281 | fail_unless(srd_decoder_list() == NULL); | |
282 | srd_exit(); | |
283 | } | |
284 | END_TEST | |
285 | ||
286 | /* | |
287 | * Check whether srd_decoder_list() without prior srd_init() | |
288 | * returns an empty list. | |
289 | * If it returns a non-empty list (or segfaults) this test will fail. | |
290 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=178 | |
291 | */ | |
292 | START_TEST(test_decoder_list_no_init) | |
293 | { | |
294 | srd_decoder_load_all(); | |
295 | fail_unless(srd_decoder_list() == NULL); | |
296 | } | |
297 | END_TEST | |
298 | ||
299 | /* | |
300 | * Check whether srd_decoder_list() without prior srd_init() and without | |
301 | * prior srd_decoder_load_all() returns an empty list. | |
302 | * If it returns a non-empty list (or segfaults) this test will fail. | |
303 | */ | |
304 | START_TEST(test_decoder_list_no_init_no_load) | |
305 | { | |
306 | fail_unless(srd_decoder_list() == NULL); | |
307 | } | |
308 | END_TEST | |
309 | ||
310 | /* | |
311 | * Check whether srd_decoder_list() returns the correct number of PDs. | |
312 | * If it returns a wrong number (or segfaults) this test will fail. | |
313 | */ | |
314 | START_TEST(test_decoder_list_correct_numbers) | |
315 | { | |
316 | srd_init(DECODERS_TESTDIR); | |
317 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 0); | |
318 | srd_decoder_load("spi"); | |
319 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 1); | |
320 | srd_decoder_load("uart"); | |
321 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 2); | |
322 | srd_decoder_load("can"); | |
323 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); | |
324 | srd_decoder_load("can"); /* Load same PD twice. */ | |
325 | fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); | |
326 | srd_exit(); | |
327 | } | |
328 | END_TEST | |
329 | ||
330 | /* | |
331 | * Check whether srd_decoder_get_by_id() works. | |
332 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
333 | */ | |
334 | START_TEST(test_get_by_id) | |
335 | { | |
336 | srd_init(DECODERS_TESTDIR); | |
337 | srd_decoder_load("uart"); | |
338 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
339 | fail_unless(srd_decoder_get_by_id("can") == NULL); | |
340 | srd_decoder_load("can"); | |
341 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
342 | fail_unless(srd_decoder_get_by_id("can") != NULL); | |
343 | srd_exit(); | |
344 | } | |
345 | END_TEST | |
346 | ||
347 | /* | |
348 | * Check whether srd_decoder_get_by_id() works multiple times in a row. | |
349 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
350 | */ | |
351 | START_TEST(test_get_by_id_multiple) | |
352 | { | |
353 | srd_init(DECODERS_TESTDIR); | |
354 | srd_decoder_load("uart"); | |
355 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
356 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
357 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
358 | fail_unless(srd_decoder_get_by_id("uart") != NULL); | |
359 | srd_exit(); | |
360 | } | |
361 | END_TEST | |
362 | ||
363 | /* | |
364 | * Check whether srd_decoder_get_by_id() fails for bogus PDs. | |
365 | * If it returns a value != NULL (or segfaults) this test will fail. | |
366 | */ | |
367 | START_TEST(test_get_by_id_bogus) | |
368 | { | |
369 | srd_init(DECODERS_TESTDIR); | |
370 | fail_unless(srd_decoder_get_by_id(NULL) == NULL); | |
371 | fail_unless(srd_decoder_get_by_id("") == NULL); | |
372 | fail_unless(srd_decoder_get_by_id(" ") == NULL); | |
373 | fail_unless(srd_decoder_get_by_id("nonexisting") == NULL); | |
374 | fail_unless(srd_decoder_get_by_id("sPi") == NULL); | |
375 | fail_unless(srd_decoder_get_by_id("SPI") == NULL); | |
376 | fail_unless(srd_decoder_get_by_id("s p i") == NULL); | |
377 | fail_unless(srd_decoder_get_by_id(" spi") == NULL); | |
378 | fail_unless(srd_decoder_get_by_id("spi ") == NULL); | |
379 | fail_unless(srd_decoder_get_by_id(" spi ") == NULL); | |
380 | fail_unless(srd_decoder_get_by_id("spi uart") == NULL); | |
381 | srd_exit(); | |
382 | } | |
383 | END_TEST | |
384 | ||
385 | /* | |
386 | * Check whether srd_decoder_doc_get() works. | |
387 | * If it returns NULL for valid PDs (or segfaults) this test will fail. | |
388 | */ | |
389 | START_TEST(test_doc_get) | |
390 | { | |
391 | struct srd_decoder *dec; | |
392 | ||
393 | srd_init(DECODERS_TESTDIR); | |
394 | srd_decoder_load("uart"); | |
395 | dec = srd_decoder_get_by_id("uart"); | |
396 | fail_unless(srd_decoder_doc_get(dec) != NULL); | |
397 | srd_exit(); | |
398 | } | |
399 | END_TEST | |
400 | ||
401 | /* | |
402 | * Check whether srd_decoder_doc_get() fails with NULL as argument. | |
403 | * If it returns a value != NULL (or segfaults) this test will fail. | |
404 | * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=179 | |
405 | */ | |
406 | START_TEST(test_doc_get_null) | |
407 | { | |
408 | srd_init(DECODERS_TESTDIR); | |
409 | fail_unless(srd_decoder_doc_get(NULL) == NULL); | |
410 | srd_exit(); | |
411 | } | |
412 | END_TEST | |
413 | ||
414 | Suite *suite_decoder(void) | |
415 | { | |
416 | Suite *s; | |
417 | TCase *tc; | |
418 | ||
419 | s = suite_create("decoder"); | |
420 | ||
421 | tc = tcase_create("load"); | |
422 | tcase_set_timeout(tc, 0); | |
423 | tcase_add_checked_fixture(tc, srdtest_setup, srdtest_teardown); | |
424 | tcase_add_test(tc, test_load_all); | |
425 | tcase_add_test(tc, test_load_all_no_init); | |
426 | tcase_add_test(tc, test_load); | |
427 | tcase_add_test(tc, test_load_bogus); | |
428 | tcase_add_test(tc, test_load_valid_and_bogus); | |
429 | tcase_add_test(tc, test_load_multiple); | |
430 | tcase_add_test(tc, test_load_nonexisting_pd_dir); | |
431 | suite_add_tcase(s, tc); | |
432 | ||
433 | tc = tcase_create("unload"); | |
434 | tcase_add_checked_fixture(tc, srdtest_setup, srdtest_teardown); | |
435 | tcase_add_test(tc, test_unload_all); | |
436 | tcase_add_test(tc, test_unload_all_no_init); | |
437 | tcase_add_test(tc, test_unload_all_multiple); | |
438 | tcase_add_test(tc, test_unload_all_multiple_noload); | |
439 | tcase_add_test(tc, test_unload); | |
440 | tcase_add_test(tc, test_unload_null); | |
441 | tcase_add_test(tc, test_unload_null_no_init); | |
442 | suite_add_tcase(s, tc); | |
443 | ||
444 | tc = tcase_create("list"); | |
445 | tcase_add_checked_fixture(tc, srdtest_setup, srdtest_teardown); | |
446 | tcase_add_test(tc, test_decoder_list); | |
447 | tcase_add_test(tc, test_decoder_list_no_load); | |
448 | tcase_add_test(tc, test_decoder_list_no_init); | |
449 | tcase_add_test(tc, test_decoder_list_no_init_no_load); | |
450 | tcase_add_test(tc, test_decoder_list_correct_numbers); | |
451 | suite_add_tcase(s, tc); | |
452 | ||
453 | tc = tcase_create("get_by_id"); | |
454 | tcase_add_test(tc, test_get_by_id); | |
455 | tcase_add_test(tc, test_get_by_id_multiple); | |
456 | tcase_add_test(tc, test_get_by_id_bogus); | |
457 | suite_add_tcase(s, tc); | |
458 | ||
459 | tc = tcase_create("doc_get"); | |
460 | tcase_add_test(tc, test_doc_get); | |
461 | tcase_add_test(tc, test_doc_get_null); | |
462 | suite_add_tcase(s, tc); | |
463 | ||
464 | return s; | |
465 | } |