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/*
* (C) 2012-2013 by Holger Hans Peter Freyther <zecke@selfish.org>
* (C) 2012-2013 by On-Waves
* All Rights Reserved
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <dtmf_scheduler.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#define ASSERT(got,want) \
if (got != want) { \
fprintf(stderr, "Values should be the same 0x%x 0x%x at %s:%d\n", \
got, want, __FILE__, __LINE__); \
abort(); \
}
static void test_queue_while_play(void)
{
struct dtmf_state state;
char tone[sizeof(state.tones) + 1];
unsigned int len = 0;
dtmf_state_init(&state);
ASSERT(dtmf_state_add(&state, 'a'), 0);
ASSERT(dtmf_state_add(&state, 'b'), 0);
ASSERT(dtmf_state_add(&state, 'c'), 0);
len = dtmf_state_get_pending(&state, tone);
ASSERT(len, 3);
ASSERT(strlen(tone), 3);
ASSERT(state.playing, 1);
ASSERT(strcmp(tone, "abc"), 0);
ASSERT(dtmf_state_add(&state, 'd'), 0);
dtmf_state_played(&state);
ASSERT(state.playing, 0);
len = dtmf_state_get_pending(&state, tone);
ASSERT(len, 1);
ASSERT(strlen(tone), 1);
ASSERT(state.playing, 1);
ASSERT(strcmp(tone, "d"), 0);
ASSERT(state.playing, 1);
dtmf_state_played(&state);
ASSERT(state.playing, 0);
/* and check that nothing is played */
len = dtmf_state_get_pending(&state, tone);
ASSERT(len, 0);
ASSERT(strlen(tone), 0);
ASSERT(state.playing, 0);
}
static void test_queue_over_flow(void)
{
struct dtmf_state state;
const size_t max_items = sizeof(state.tones);
char tone[sizeof(state.tones) + 1];
int i;
unsigned int len;
dtmf_state_init(&state);
/* add everything that should fit.. */
for (i = 0; i < max_items; ++i) {
ASSERT(dtmf_state_add(&state, 'a' + i), 0);
}
/* this should fail */
ASSERT(dtmf_state_add(&state, 'Z'), -1);
/* read all of it */
len = dtmf_state_get_pending(&state, tone);
ASSERT(len, max_items);
ASSERT(strlen(tone), max_items);
for (i = 0; i < strlen(tone); ++i)
ASSERT(tone[i], 'a' + i);
ASSERT(state.playing, 1);
dtmf_state_played(&state);
ASSERT(state.playing, 0);
}
static void test_queue_null_byte(void)
{
struct dtmf_state state;
dtmf_state_init(&state);
ASSERT(dtmf_state_add(&state, 0), -2);
}
static void test_queue_single_pop(void)
{
struct dtmf_state state;
dtmf_state_init(&state);
/* check the empty tone */
ASSERT(dtmf_state_pop_tone(&state), CHAR_MAX);
dtmf_state_add(&state, '0');
dtmf_state_add(&state, '1');
dtmf_state_add(&state, '2');
ASSERT(dtmf_tones_queued(&state), 3);
ASSERT(dtmf_state_pop_tone(&state), '0');
ASSERT(dtmf_tones_queued(&state), 2);
ASSERT(dtmf_state_pop_tone(&state), '1');
ASSERT(dtmf_tones_queued(&state), 1);
ASSERT(dtmf_state_pop_tone(&state), '2');
ASSERT(dtmf_tones_queued(&state), 0);
ASSERT(dtmf_state_pop_tone(&state), CHAR_MAX);
dtmf_state_add(&state, '3');
dtmf_state_add(&state, '4');
dtmf_state_add(&state, '5');
ASSERT(dtmf_tones_queued(&state), 3);
ASSERT(dtmf_state_pop_tone(&state), '3');
ASSERT(dtmf_tones_queued(&state), 2);
ASSERT(dtmf_state_pop_tone(&state), '4');
ASSERT(dtmf_tones_queued(&state), 1);
dtmf_state_add(&state, '6');
ASSERT(dtmf_tones_queued(&state), 2);
ASSERT(dtmf_state_pop_tone(&state), '5');
ASSERT(dtmf_tones_queued(&state), 1);
ASSERT(dtmf_state_pop_tone(&state), '6');
ASSERT(dtmf_tones_queued(&state), 0);
ASSERT(dtmf_state_pop_tone(&state), CHAR_MAX);
}
int main(int argc, char **argv)
{
test_queue_while_play();
test_queue_over_flow();
test_queue_null_byte();
test_queue_single_pop();
printf("All tests passed.\n");
return 0;
}
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