ChibiOS/test/testsem.c

126 lines
3.1 KiB
C

/*
ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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, see <http://www.gnu.org/licenses/>.
*/
#include <ch.h>
#include "test.h"
#if CH_USE_SEMAPHORES
#define ALLOWED_DELAY MS2ST(5)
static Semaphore sem1;
#if !CH_USE_SEMAPHORES_PRIORITY
static char *sem1_gettest(void) {
return "Semaphores, FIFO enqueuing test";
}
static void sem1_setup(void) {
chSemInit(&sem1, 0);
}
static msg_t thread(void *p) {
chSemWait(&sem1);
test_emit_token(*(char *)p);
return 0;
}
static void sem1_execute(void) {
threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()+5, thread, "A");
threads[1] = chThdCreateStatic(wa[1], WA_SIZE, chThdGetPriority()+1, thread, "B");
threads[2] = chThdCreateStatic(wa[2], WA_SIZE, chThdGetPriority()+3, thread, "C");
threads[3] = chThdCreateStatic(wa[3], WA_SIZE, chThdGetPriority()+4, thread, "D");
threads[4] = chThdCreateStatic(wa[4], WA_SIZE, chThdGetPriority()+2, thread, "E");
chSemSignal(&sem1);
chSemSignal(&sem1);
chSemSignal(&sem1);
chSemSignal(&sem1);
chSemSignal(&sem1);
test_wait_threads();
test_assert_sequence("ABCDE");
}
const struct testcase testsem1 = {
sem1_gettest,
sem1_setup,
NULL,
sem1_execute
};
#endif /* CH_USE_SEMAPHORES_PRIORITY */
#if CH_USE_SEMAPHORES_TIMEOUT
static char *sem2_gettest(void) {
return "Semaphores, timeout test";
}
static void sem2_setup(void) {
chSemInit(&sem1, 0);
}
static void sem2_execute(void) {
int i;
systime_t target_time;
msg_t msg;
msg= chSemWaitTimeout(&sem1, TIME_IMMEDIATE);
test_assert(msg == RDY_TIMEOUT, "#1");
target_time = chTimeNow() + MS2ST(5 * 500);
for (i = 0; i < 5; i++) {
test_emit_token('A' + i);
msg = chSemWaitTimeout(&sem1, MS2ST(500));
test_assert(msg == RDY_TIMEOUT, "#2");
test_assert(isempty(&sem1.s_queue), "#3"); /* Queue not empty */
test_assert(&sem1.s_cnt != 0, "#4"); /* Counter not zero */
}
test_assert_sequence("ABCDE");
test_assert_time_window(target_time, target_time + ALLOWED_DELAY);
}
const struct testcase testsem2 = {
sem2_gettest,
sem2_setup,
NULL,
sem2_execute
};
#endif /* CH_USE_SEMAPHORES_TIMEOUT */
#endif /* CH_USE_SEMAPHORES */
/*
* Test sequence for semaphores pattern.
*/
const struct testcase * const patternsem[] = {
#if CH_USE_SEMAPHORES
#if !CH_USE_SEMAPHORES_PRIORITY
&testsem1,
#endif
#if CH_USE_SEMAPHORES_TIMEOUT
&testsem2,
#endif
#endif
NULL
};