--- /dev/null
+/*
+ * This file is part of the libsigrok project.
+ *
+ * Copyright (C) 2014 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <check.h>
+#include "../include/libsigrok/libsigrok.h"
+#include "lib.h"
+
+/* Test lots of triggers/stages/matches/channels */
+#define NUM_TRIGGERS 70
+#define NUM_STAGES 30
+#define NUM_MATCHES 70
+#define NUM_CHANNELS NUM_MATCHES
+
+/* Check whether creating/freeing triggers with valid names works. */
+START_TEST(test_trigger_new_free)
+{
+ int i;
+ struct sr_trigger *t[NUM_TRIGGERS];
+ char name[10];
+
+ /* Create a few triggers with a valid name. */
+ for (i = 0; i < NUM_TRIGGERS; i++) {
+ sprintf((char *)&name, "T%d", i);
+ t[i] = sr_trigger_new((const char *)&name);
+ fail_unless(t[i] != NULL);
+ fail_unless(!strcmp(t[i]->name, (const char *)&name));
+ fail_unless(t[i]->stages == NULL);
+ }
+
+ /* Free the triggers again (must not segfault). */
+ for (i = 0; i < NUM_TRIGGERS; i++)
+ sr_trigger_free(t[i]);
+}
+END_TEST
+
+/* Check whether creating/freeing triggers with NULL names works. */
+START_TEST(test_trigger_new_free_null)
+{
+ int i;
+ struct sr_trigger *t[NUM_TRIGGERS];
+
+ /* Create a few triggers with a NULL name (which is allowed). */
+ for (i = 0; i < NUM_TRIGGERS; i++) {
+ t[i] = sr_trigger_new(NULL);
+ fail_unless(t[i] != NULL);
+ fail_unless(t[i]->name == NULL);
+ fail_unless(t[i]->stages == NULL);
+ }
+
+ /* Free the triggers again (must not segfault). */
+ for (i = 0; i < NUM_TRIGGERS; i++)
+ sr_trigger_free(t[i]);
+}
+END_TEST
+
+/* Check whether sr_trigger_free(NULL) works without segfaulting. */
+START_TEST(test_trigger_free_null)
+{
+ sr_trigger_free(NULL);
+}
+END_TEST
+
+/* Check whether creating/freeing triggers with stages works. */
+START_TEST(test_trigger_stage_add)
+{
+ int i, j;
+ struct sr_trigger *t[NUM_TRIGGERS];
+ struct sr_trigger_stage *s[NUM_STAGES];
+
+ /* Create a few triggers with a valid name. */
+ for (i = 0; i < NUM_TRIGGERS; i++) {
+ t[i] = sr_trigger_new("T");
+
+ /* Add a bunch of trigger stages to this trigger. */
+ for (j = 0; j < NUM_STAGES; j++) {
+ s[j] = sr_trigger_stage_add(t[i]);
+ fail_unless(s[j] != NULL);
+ fail_unless(t[i]->stages != NULL);
+ fail_unless((int)g_slist_length(t[i]->stages) == (j + 1));
+ fail_unless(s[j]->stage == j);
+ fail_unless(s[j]->matches == NULL);
+ }
+ }
+
+ /* Free the triggers again (must not segfault). */
+ for (i = 0; i < NUM_TRIGGERS; i++)
+ sr_trigger_free(t[i]);
+}
+END_TEST
+
+/* Check whether creating NULL trigger stages fails (as it should). */
+START_TEST(test_trigger_stage_add_null)
+{
+ /* Should not segfault, but rather return NULL. */
+ fail_unless(sr_trigger_stage_add(NULL) == NULL);
+}
+END_TEST
+
+/* Check whether creating/freeing triggers with matches works. */
+START_TEST(test_trigger_match_add)
+{
+ int i, j, k, tm, ret;
+ struct sr_trigger *t[NUM_TRIGGERS];
+ struct sr_trigger_stage *s[NUM_STAGES];
+ struct sr_channel *chl[NUM_CHANNELS];
+ struct sr_channel *cha[NUM_CHANNELS];
+ char name[10];
+
+ /* Create a bunch of logic and analog channels. */
+ for (i = 0; i < NUM_CHANNELS; i++) {
+ sprintf((char *)&name, "L%d", i);
+ chl[i] = g_malloc0(sizeof(struct sr_channel));
+ chl[i]->index = i;
+ chl[i]->type = SR_CHANNEL_LOGIC;
+ chl[i]->enabled = TRUE;
+ chl[i]->name = g_strdup((const char *)&name);
+
+ sprintf((char *)&name, "A%d", i);
+ cha[i] = g_malloc0(sizeof(struct sr_channel));
+ cha[i]->index = i;
+ cha[i]->type = SR_CHANNEL_ANALOG;
+ cha[i]->enabled = TRUE;
+ cha[i]->name = g_strdup((const char *)&name);
+ }
+
+ /* Create a few triggers with a valid name. */
+ for (i = 0; i < NUM_TRIGGERS; i++) {
+ t[i] = sr_trigger_new("T");
+
+ /* Add a bunch of trigger stages to this trigger. */
+ for (j = 0; j < NUM_STAGES; j++) {
+ s[j] = sr_trigger_stage_add(t[i]);
+
+ /* Add a bunch of matches to this stage. */
+ for (k = 0; k < NUM_MATCHES; k++) {
+ /* Logic channel matches. */
+ tm = 1 + (k % 5); /* *_ZERO .. *_EDGE */
+ ret = sr_trigger_match_add(s[j], chl[k], tm, 0);
+ fail_unless(ret == SR_OK);
+
+ /* Analog channel matches. */
+ tm = 3 + (k % 4); /* *_RISING .. *_UNDER */
+ ret = sr_trigger_match_add(s[j], cha[k],
+ tm, ((rand() % 500) - 500) * 1.739);
+ fail_unless(ret == SR_OK);
+ }
+ }
+ }
+
+ /* Free the triggers again (must not segfault). */
+ for (i = 0; i < NUM_TRIGGERS; i++)
+ sr_trigger_free(t[i]);
+
+ /* Free the channels. */
+ for (i = 0; i < NUM_CHANNELS; i++) {
+ g_free(chl[i]->name);
+ g_free(chl[i]);
+ g_free(cha[i]->name);
+ g_free(cha[i]);
+ }
+}
+END_TEST
+
+/* Check whether trigger_match_add() copes well with incorrect input. */
+START_TEST(test_trigger_match_add_bogus)
+{
+ int ret;
+ struct sr_trigger *t;
+ struct sr_trigger_stage *s, *sl;
+ struct sr_channel *chl, *cha;
+
+ t = sr_trigger_new("T");
+ s = sr_trigger_stage_add(t);
+ chl = g_malloc0(sizeof(struct sr_channel));
+ chl->index = 0;
+ chl->type = SR_CHANNEL_LOGIC;
+ chl->enabled = TRUE;
+ chl->name = g_strdup("L0");
+ cha = g_malloc0(sizeof(struct sr_channel));
+ cha->index = 1;
+ cha->type = SR_CHANNEL_ANALOG;
+ cha->enabled = TRUE;
+ cha->name = g_strdup("A0");
+
+ /* Initially we have no matches at all. */
+ sl = t->stages->data;
+ fail_unless(g_slist_length(sl->matches) == 0);
+
+ /* NULL stage */
+ ret = sr_trigger_match_add(NULL, chl, SR_TRIGGER_ZERO, 0);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+
+ /* NULL channel */
+ ret = sr_trigger_match_add(s, NULL, SR_TRIGGER_ZERO, 0);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+
+ /* Invalid trigger matches for logic channels. */
+ ret = sr_trigger_match_add(s, chl, SR_TRIGGER_OVER, 0);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+ ret = sr_trigger_match_add(s, chl, SR_TRIGGER_UNDER, 0);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+
+ /* Invalid trigger matches for analog channels. */
+ ret = sr_trigger_match_add(s, cha, SR_TRIGGER_ZERO, 9.4);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+ ret = sr_trigger_match_add(s, cha, SR_TRIGGER_ONE, -9.4);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+
+ /* Invalid channel type. */
+ chl->type = -1;
+ ret = sr_trigger_match_add(s, chl, SR_TRIGGER_ZERO, 0);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+ chl->type = 270;
+ ret = sr_trigger_match_add(s, chl, SR_TRIGGER_ZERO, 0);
+ fail_unless(ret == SR_ERR_ARG);
+ fail_unless(g_slist_length(sl->matches) == 0);
+
+ sr_trigger_free(t);
+ g_free(chl->name);
+ g_free(chl);
+ g_free(cha->name);
+ g_free(cha);
+}
+END_TEST
+
+Suite *suite_trigger(void)
+{
+ Suite *s;
+ TCase *tc;
+
+ s = suite_create("trigger");
+
+ tc = tcase_create("new_free");
+ tcase_add_checked_fixture(tc, srtest_setup, srtest_teardown);
+ tcase_add_test(tc, test_trigger_new_free);
+ tcase_add_test(tc, test_trigger_new_free_null);
+ tcase_add_test(tc, test_trigger_free_null);
+ suite_add_tcase(s, tc);
+
+ tc = tcase_create("stage");
+ tcase_add_checked_fixture(tc, srtest_setup, srtest_teardown);
+ tcase_add_test(tc, test_trigger_stage_add);
+ tcase_add_test(tc, test_trigger_stage_add_null);
+ suite_add_tcase(s, tc);
+
+ tc = tcase_create("match");
+ tcase_add_checked_fixture(tc, srtest_setup, srtest_teardown);
+ tcase_add_test(tc, test_trigger_match_add);
+ tcase_add_test(tc, test_trigger_match_add_bogus);
+ suite_add_tcase(s, tc);
+
+ return s;
+}
projects / libsigrok.git / commitdiff