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c8412d6c UH |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2014 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 <stdio.h> | |
22 | #include <stdlib.h> | |
23 | #include <check.h> | |
4960aeb0 | 24 | #include <libsigrok/libsigrok.h> |
c8412d6c UH |
25 | #include "lib.h" |
26 | ||
27 | /* Test lots of triggers/stages/matches/channels */ | |
28 | #define NUM_TRIGGERS 70 | |
29 | #define NUM_STAGES 30 | |
30 | #define NUM_MATCHES 70 | |
31 | #define NUM_CHANNELS NUM_MATCHES | |
32 | ||
33 | /* Check whether creating/freeing triggers with valid names works. */ | |
34 | START_TEST(test_trigger_new_free) | |
35 | { | |
36 | int i; | |
37 | struct sr_trigger *t[NUM_TRIGGERS]; | |
38 | char name[10]; | |
39 | ||
40 | /* Create a few triggers with a valid name. */ | |
41 | for (i = 0; i < NUM_TRIGGERS; i++) { | |
42 | sprintf((char *)&name, "T%d", i); | |
43 | t[i] = sr_trigger_new((const char *)&name); | |
44 | fail_unless(t[i] != NULL); | |
45 | fail_unless(!strcmp(t[i]->name, (const char *)&name)); | |
46 | fail_unless(t[i]->stages == NULL); | |
47 | } | |
48 | ||
49 | /* Free the triggers again (must not segfault). */ | |
50 | for (i = 0; i < NUM_TRIGGERS; i++) | |
51 | sr_trigger_free(t[i]); | |
52 | } | |
53 | END_TEST | |
54 | ||
55 | /* Check whether creating/freeing triggers with NULL names works. */ | |
56 | START_TEST(test_trigger_new_free_null) | |
57 | { | |
58 | int i; | |
59 | struct sr_trigger *t[NUM_TRIGGERS]; | |
60 | ||
61 | /* Create a few triggers with a NULL name (which is allowed). */ | |
62 | for (i = 0; i < NUM_TRIGGERS; i++) { | |
63 | t[i] = sr_trigger_new(NULL); | |
64 | fail_unless(t[i] != NULL); | |
65 | fail_unless(t[i]->name == NULL); | |
66 | fail_unless(t[i]->stages == NULL); | |
67 | } | |
68 | ||
69 | /* Free the triggers again (must not segfault). */ | |
70 | for (i = 0; i < NUM_TRIGGERS; i++) | |
71 | sr_trigger_free(t[i]); | |
72 | } | |
73 | END_TEST | |
74 | ||
75 | /* Check whether sr_trigger_free(NULL) works without segfaulting. */ | |
76 | START_TEST(test_trigger_free_null) | |
77 | { | |
78 | sr_trigger_free(NULL); | |
79 | } | |
80 | END_TEST | |
81 | ||
82 | /* Check whether creating/freeing triggers with stages works. */ | |
83 | START_TEST(test_trigger_stage_add) | |
84 | { | |
85 | int i, j; | |
86 | struct sr_trigger *t[NUM_TRIGGERS]; | |
87 | struct sr_trigger_stage *s[NUM_STAGES]; | |
88 | ||
89 | /* Create a few triggers with a valid name. */ | |
90 | for (i = 0; i < NUM_TRIGGERS; i++) { | |
91 | t[i] = sr_trigger_new("T"); | |
92 | ||
93 | /* Add a bunch of trigger stages to this trigger. */ | |
94 | for (j = 0; j < NUM_STAGES; j++) { | |
95 | s[j] = sr_trigger_stage_add(t[i]); | |
96 | fail_unless(s[j] != NULL); | |
97 | fail_unless(t[i]->stages != NULL); | |
98 | fail_unless((int)g_slist_length(t[i]->stages) == (j + 1)); | |
99 | fail_unless(s[j]->stage == j); | |
100 | fail_unless(s[j]->matches == NULL); | |
101 | } | |
102 | } | |
103 | ||
104 | /* Free the triggers again (must not segfault). */ | |
105 | for (i = 0; i < NUM_TRIGGERS; i++) | |
106 | sr_trigger_free(t[i]); | |
107 | } | |
108 | END_TEST | |
109 | ||
110 | /* Check whether creating NULL trigger stages fails (as it should). */ | |
111 | START_TEST(test_trigger_stage_add_null) | |
112 | { | |
113 | /* Should not segfault, but rather return NULL. */ | |
114 | fail_unless(sr_trigger_stage_add(NULL) == NULL); | |
115 | } | |
116 | END_TEST | |
117 | ||
118 | /* Check whether creating/freeing triggers with matches works. */ | |
119 | START_TEST(test_trigger_match_add) | |
120 | { | |
121 | int i, j, k, tm, ret; | |
122 | struct sr_trigger *t[NUM_TRIGGERS]; | |
123 | struct sr_trigger_stage *s[NUM_STAGES]; | |
124 | struct sr_channel *chl[NUM_CHANNELS]; | |
125 | struct sr_channel *cha[NUM_CHANNELS]; | |
126 | char name[10]; | |
127 | ||
128 | /* Create a bunch of logic and analog channels. */ | |
129 | for (i = 0; i < NUM_CHANNELS; i++) { | |
130 | sprintf((char *)&name, "L%d", i); | |
131 | chl[i] = g_malloc0(sizeof(struct sr_channel)); | |
132 | chl[i]->index = i; | |
133 | chl[i]->type = SR_CHANNEL_LOGIC; | |
134 | chl[i]->enabled = TRUE; | |
135 | chl[i]->name = g_strdup((const char *)&name); | |
136 | ||
137 | sprintf((char *)&name, "A%d", i); | |
138 | cha[i] = g_malloc0(sizeof(struct sr_channel)); | |
139 | cha[i]->index = i; | |
140 | cha[i]->type = SR_CHANNEL_ANALOG; | |
141 | cha[i]->enabled = TRUE; | |
142 | cha[i]->name = g_strdup((const char *)&name); | |
143 | } | |
144 | ||
145 | /* Create a few triggers with a valid name. */ | |
146 | for (i = 0; i < NUM_TRIGGERS; i++) { | |
147 | t[i] = sr_trigger_new("T"); | |
148 | ||
149 | /* Add a bunch of trigger stages to this trigger. */ | |
150 | for (j = 0; j < NUM_STAGES; j++) { | |
151 | s[j] = sr_trigger_stage_add(t[i]); | |
152 | ||
153 | /* Add a bunch of matches to this stage. */ | |
154 | for (k = 0; k < NUM_MATCHES; k++) { | |
155 | /* Logic channel matches. */ | |
156 | tm = 1 + (k % 5); /* *_ZERO .. *_EDGE */ | |
157 | ret = sr_trigger_match_add(s[j], chl[k], tm, 0); | |
158 | fail_unless(ret == SR_OK); | |
159 | ||
160 | /* Analog channel matches. */ | |
161 | tm = 3 + (k % 4); /* *_RISING .. *_UNDER */ | |
162 | ret = sr_trigger_match_add(s[j], cha[k], | |
163 | tm, ((rand() % 500) - 500) * 1.739); | |
164 | fail_unless(ret == SR_OK); | |
165 | } | |
166 | } | |
167 | } | |
168 | ||
169 | /* Free the triggers again (must not segfault). */ | |
170 | for (i = 0; i < NUM_TRIGGERS; i++) | |
171 | sr_trigger_free(t[i]); | |
172 | ||
173 | /* Free the channels. */ | |
174 | for (i = 0; i < NUM_CHANNELS; i++) { | |
175 | g_free(chl[i]->name); | |
176 | g_free(chl[i]); | |
177 | g_free(cha[i]->name); | |
178 | g_free(cha[i]); | |
179 | } | |
180 | } | |
181 | END_TEST | |
182 | ||
183 | /* Check whether trigger_match_add() copes well with incorrect input. */ | |
184 | START_TEST(test_trigger_match_add_bogus) | |
185 | { | |
186 | int ret; | |
187 | struct sr_trigger *t; | |
188 | struct sr_trigger_stage *s, *sl; | |
189 | struct sr_channel *chl, *cha; | |
190 | ||
191 | t = sr_trigger_new("T"); | |
192 | s = sr_trigger_stage_add(t); | |
193 | chl = g_malloc0(sizeof(struct sr_channel)); | |
194 | chl->index = 0; | |
195 | chl->type = SR_CHANNEL_LOGIC; | |
196 | chl->enabled = TRUE; | |
197 | chl->name = g_strdup("L0"); | |
198 | cha = g_malloc0(sizeof(struct sr_channel)); | |
199 | cha->index = 1; | |
200 | cha->type = SR_CHANNEL_ANALOG; | |
201 | cha->enabled = TRUE; | |
202 | cha->name = g_strdup("A0"); | |
203 | ||
204 | /* Initially we have no matches at all. */ | |
205 | sl = t->stages->data; | |
206 | fail_unless(g_slist_length(sl->matches) == 0); | |
207 | ||
208 | /* NULL stage */ | |
209 | ret = sr_trigger_match_add(NULL, chl, SR_TRIGGER_ZERO, 0); | |
210 | fail_unless(ret == SR_ERR_ARG); | |
211 | fail_unless(g_slist_length(sl->matches) == 0); | |
212 | ||
213 | /* NULL channel */ | |
214 | ret = sr_trigger_match_add(s, NULL, SR_TRIGGER_ZERO, 0); | |
215 | fail_unless(ret == SR_ERR_ARG); | |
216 | fail_unless(g_slist_length(sl->matches) == 0); | |
217 | ||
218 | /* Invalid trigger matches for logic channels. */ | |
219 | ret = sr_trigger_match_add(s, chl, SR_TRIGGER_OVER, 0); | |
220 | fail_unless(ret == SR_ERR_ARG); | |
221 | fail_unless(g_slist_length(sl->matches) == 0); | |
222 | ret = sr_trigger_match_add(s, chl, SR_TRIGGER_UNDER, 0); | |
223 | fail_unless(ret == SR_ERR_ARG); | |
224 | fail_unless(g_slist_length(sl->matches) == 0); | |
225 | ||
226 | /* Invalid trigger matches for analog channels. */ | |
227 | ret = sr_trigger_match_add(s, cha, SR_TRIGGER_ZERO, 9.4); | |
228 | fail_unless(ret == SR_ERR_ARG); | |
229 | fail_unless(g_slist_length(sl->matches) == 0); | |
230 | ret = sr_trigger_match_add(s, cha, SR_TRIGGER_ONE, -9.4); | |
231 | fail_unless(ret == SR_ERR_ARG); | |
232 | fail_unless(g_slist_length(sl->matches) == 0); | |
233 | ||
234 | /* Invalid channel type. */ | |
235 | chl->type = -1; | |
236 | ret = sr_trigger_match_add(s, chl, SR_TRIGGER_ZERO, 0); | |
237 | fail_unless(ret == SR_ERR_ARG); | |
238 | fail_unless(g_slist_length(sl->matches) == 0); | |
239 | chl->type = 270; | |
240 | ret = sr_trigger_match_add(s, chl, SR_TRIGGER_ZERO, 0); | |
241 | fail_unless(ret == SR_ERR_ARG); | |
242 | fail_unless(g_slist_length(sl->matches) == 0); | |
243 | ||
244 | sr_trigger_free(t); | |
245 | g_free(chl->name); | |
246 | g_free(chl); | |
247 | g_free(cha->name); | |
248 | g_free(cha); | |
249 | } | |
250 | END_TEST | |
251 | ||
252 | Suite *suite_trigger(void) | |
253 | { | |
254 | Suite *s; | |
255 | TCase *tc; | |
256 | ||
257 | s = suite_create("trigger"); | |
258 | ||
259 | tc = tcase_create("new_free"); | |
260 | tcase_add_checked_fixture(tc, srtest_setup, srtest_teardown); | |
261 | tcase_add_test(tc, test_trigger_new_free); | |
262 | tcase_add_test(tc, test_trigger_new_free_null); | |
263 | tcase_add_test(tc, test_trigger_free_null); | |
264 | suite_add_tcase(s, tc); | |
265 | ||
266 | tc = tcase_create("stage"); | |
267 | tcase_add_checked_fixture(tc, srtest_setup, srtest_teardown); | |
268 | tcase_add_test(tc, test_trigger_stage_add); | |
269 | tcase_add_test(tc, test_trigger_stage_add_null); | |
270 | suite_add_tcase(s, tc); | |
271 | ||
272 | tc = tcase_create("match"); | |
372c041b | 273 | tcase_set_timeout(tc, 0); |
c8412d6c UH |
274 | tcase_add_checked_fixture(tc, srtest_setup, srtest_teardown); |
275 | tcase_add_test(tc, test_trigger_match_add); | |
276 | tcase_add_test(tc, test_trigger_match_add_bogus); | |
277 | suite_add_tcase(s, tc); | |
278 | ||
279 | return s; | |
280 | } |