static void mtx4_execute(void) {
tprio_t p, p1, p2;
p = chThdGetPriorityX();
p1 = p + 1;
p2 = p + 2;
threads[0] = chThdCreateStatic(wa[0], WA_SIZE, p1, thread4a, "B");
threads[1] = chThdCreateStatic(wa[1], WA_SIZE, p2, thread4b, "A");
chMtxLock(&m2);
test_assert(1, chThdGetPriorityX() == p, "wrong priority level");
chThdSleepMilliseconds(100);
test_assert(2, chThdGetPriorityX() == p1, "wrong priority level");
chMtxLock(&m1);
test_assert(3, chThdGetPriorityX() == p1, "wrong priority level");
chThdSleepMilliseconds(100);
test_assert(4, chThdGetPriorityX() == p2, "wrong priority level");
chMtxUnlock(&m1);
test_assert(5, chThdGetPriorityX() == p1, "wrong priority level");
chThdSleepMilliseconds(100);
test_assert(6, chThdGetPriorityX() == p1, "wrong priority level");
chMtxUnlockAll();
test_assert(7, chThdGetPriorityX() == p, "wrong priority level");
test_wait_threads();
/* Test repeated in order to cover chMtxUnlockS().*/
threads[0] = chThdCreateStatic(wa[0], WA_SIZE, p1, thread4a, "D");
threads[1] = chThdCreateStatic(wa[1], WA_SIZE, p2, thread4b, "C");
chMtxLock(&m2);
test_assert(8, chThdGetPriorityX() == p, "wrong priority level");
chThdSleepMilliseconds(100);
test_assert(9, chThdGetPriorityX() == p1, "wrong priority level");
chMtxLock(&m1);
test_assert(10, chThdGetPriorityX() == p1, "wrong priority level");
chThdSleepMilliseconds(100);
test_assert(11, chThdGetPriorityX() == p2, "wrong priority level");
chSysLock();
chMtxUnlockS(&m1);
chSchRescheduleS();
chSysUnlock();
test_assert(12, chThdGetPriorityX() == p1, "wrong priority level");
chThdSleepMilliseconds(100);
test_assert(13, chThdGetPriorityX() == p1, "wrong priority level");
chMtxUnlockAll();
test_assert(14, chThdGetPriorityX() == p, "wrong priority level");
test_wait_threads();
}
void BaseThread::unlockAllMutexes(void) {
chMtxUnlockAll();
}
void UnlockAll(void) {
chMtxUnlockAll();
}
static void test_005_006_execute(void) {
bool b;
tprio_t prio;
/* [5.6.1] Getting current thread priority for later checks.*/
test_set_step(1);
{
prio = chThdGetPriorityX();
}
/* [5.6.2] Locking the mutex first time, it must be possible because
it is not owned.*/
test_set_step(2);
{
b = chMtxTryLock(&m1);
test_assert(b, "already locked");
}
/* [5.6.3] Locking the mutex second time, it must be possible because
it is recursive.*/
test_set_step(3);
{
b = chMtxTryLock(&m1);
test_assert(b, "already locked");
}
/* [5.6.4] Unlocking the mutex then it must be still owned because
recursivity.*/
test_set_step(4);
{
chMtxUnlock(&m1);
test_assert(m1.owner != NULL, "not owned");
}
/* [5.6.5] Unlocking the mutex then it must not be owned anymore and
the queue must be empty.*/
test_set_step(5);
{
chMtxUnlock(&m1);
test_assert(m1.owner == NULL, "still owned");
test_assert(queue_isempty(&m1.queue), "queue not empty");
}
/* [5.6.6] Testing that priority has not changed after operations.*/
test_set_step(6);
{
test_assert(chThdGetPriorityX() == prio, "wrong priority level");
}
/* [5.6.7] Testing consecutive chMtxTryLock()/chMtxTryLockS() calls
and a final chMtxUnlockAllS().*/
test_set_step(7);
{
b = chMtxTryLock(&m1);
test_assert(b, "already locked");
chSysLock();
b = chMtxTryLockS(&m1);
chSysUnlock();
test_assert(b, "already locked");
test_assert(m1.cnt == 2, "invalid recursion counter");
chSysLock();
chMtxUnlockAllS();
chSysUnlock();
test_assert(m1.owner == NULL, "still owned");
test_assert(queue_isempty(&m1.queue), "queue not empty");
test_assert(m1.cnt == 0, "invalid recursion counter");
}
/* [5.6.8] Testing consecutive chMtxLock()/chMtxLockS() calls and a
final chMtxUnlockAll().*/
test_set_step(8);
{
chMtxLock(&m1);
test_assert(m1.owner != NULL, "not owned");
chSysLock();
chMtxLockS(&m1);
chSysUnlock();
test_assert(m1.owner != NULL, "not owned");
test_assert(m1.cnt == 2, "invalid recursion counter");
chMtxUnlockAll();
test_assert(m1.owner == NULL, "still owned");
test_assert(queue_isempty(&m1.queue), "queue not empty");
test_assert(m1.cnt == 0, "invalid recursion counter");
}
/* [5.6.9] Testing that priority has not changed after operations.*/
test_set_step(9);
{
test_assert(chThdGetPriorityX() == prio, "wrong priority level");
}
}