open5gs/lib/core/test/testlock.c
2017-02-02 20:34:37 +09:00

394 lines
10 KiB
C

#include "core_thread.h"
#include "core_mutex.h"
#include "core_cond.h"
#include "core_rwlock.h"
#include "core_semaphore.h"
#include "core_time.h"
#include "testutil.h"
#define MAX_ITER 40000
#define MAX_COUNTER 10000
#define MAX_RETRY 3
static void *THREAD_FUNC thread_rwlock_func(void *data);
static void *THREAD_FUNC thread_mutex_function(void *data);
static void *THREAD_FUNC thread_cond_producer(void *data);
static void *THREAD_FUNC thread_cond_consumer(void *data);
static mutex_id mutex;
static rwlock_id rwlock;
static semaphore_id semaphore;
static int i = 0, x = 0;
static int buff[MAX_COUNTER];
struct {
mutex_id mutex;
int nput;
int nval;
} put;
struct {
mutex_id mutex;
cond_id cond;
int nready;
} nready;
static mutex_id timeout_mutex;
static cond_id timeout_cond;
static void *THREAD_FUNC thread_rwlock_func(void *data)
{
int exitLoop = 1;
while (1)
{
rwlock_rdlock(rwlock);
if (i == MAX_ITER)
exitLoop = 0;
rwlock_unlock(rwlock);
if (!exitLoop)
break;
rwlock_wrlock(rwlock);
if (i != MAX_ITER)
{
i++;
x++;
}
rwlock_unlock(rwlock);
}
return NULL;
}
static void *THREAD_FUNC thread_mutex_function(void *data)
{
int exitLoop = 1;
/* slight delay to allow things to settle */
core_sleep (1);
while (1)
{
mutex_lock(mutex);
if (i == MAX_ITER)
exitLoop = 0;
else
{
i++;
x++;
}
mutex_unlock(mutex);
if (!exitLoop)
break;
}
return NULL;
}
static void *THREAD_FUNC thread_cond_producer(void *data)
{
for (;;)
{
mutex_lock(put.mutex);
if (put.nput >= MAX_COUNTER)
{
mutex_unlock(put.mutex);
return NULL;
}
buff[put.nput] = put.nval;
put.nput++;
put.nval++;
mutex_unlock(put.mutex);
mutex_lock(nready.mutex);
if (nready.nready == 0)
cond_signal(nready.cond);
nready.nready++;
mutex_unlock(nready.mutex);
*((int *) data) += 1;
}
return NULL;
}
static void *THREAD_FUNC thread_cond_consumer(void *data)
{
int i;
for (i = 0; i < MAX_COUNTER; i++)
{
mutex_lock(nready.mutex);
while (nready.nready == 0)
cond_wait(nready.cond, nready.mutex);
nready.nready--;
mutex_unlock(nready.mutex);
if (buff[i] != i)
printf("buff[%d] = %d\n", i, buff[i]);
}
return NULL;
}
static void *THREAD_FUNC thread_semaphore_function(void *data)
{
int exitLoop = 1;
/* slight delay to allow things to settle */
core_sleep (1);
while (1)
{
semaphore_wait(semaphore);
if (i == MAX_ITER)
exitLoop = 0;
else
{
i++;
x++;
}
semaphore_post(semaphore);
if (!exitLoop)
break;
}
return NULL;
}
static void test_mutex(abts_case *tc, void *data)
{
thread_id t1, t2, t3, t4;
status_t s1, s2, s3, s4;
s1 = mutex_create(&mutex, MUTEX_DEFAULT);
ABTS_INT_EQUAL(tc, CORE_OK, s1);
i = 0;
x = 0;
s1 = thread_create(&t1, NULL, thread_mutex_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s1);
s2 = thread_create(&t2, NULL, thread_mutex_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s2);
s3 = thread_create(&t3, NULL, thread_mutex_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s3);
s4 = thread_create(&t4, NULL, thread_mutex_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s4);
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t1));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t2));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t3));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t4));
ABTS_INT_EQUAL(tc, MAX_ITER, x);
CORE_ASSERT_OK(tc, "delete mutex", mutex_delete(mutex));
}
static void test_thread_rwlock(abts_case *tc, void *data)
{
thread_id t1, t2, t3, t4;
status_t s1, s2, s3, s4;
s1 = rwlock_create(&rwlock);
if (s1 == CORE_ENOTIMPL)
{
ABTS_NOT_IMPL(tc, "rwlocks not implemented");
return;
}
CORE_ASSERT_OK(tc, "rwlock_create", s1);
i = 0;
x = 0;
s1 = thread_create(&t1, NULL, thread_rwlock_func, NULL);
CORE_ASSERT_OK(tc, "create thread 1", s1);
s2 = thread_create(&t2, NULL, thread_rwlock_func, NULL);
CORE_ASSERT_OK(tc, "create thread 2", s2);
s3 = thread_create(&t3, NULL, thread_rwlock_func, NULL);
CORE_ASSERT_OK(tc, "create thread 3", s3);
s4 = thread_create(&t4, NULL, thread_rwlock_func, NULL);
CORE_ASSERT_OK(tc, "create thread 4", s4);
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t1));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t2));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t3));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t4));
ABTS_INT_EQUAL(tc, MAX_ITER, x);
CORE_ASSERT_OK(tc, "delete rwlock", rwlock_delete(rwlock));
}
static void test_cond(abts_case *tc, void *data)
{
thread_id p1, p2, p3, p4, c1;
status_t s0, s1, s2, s3, s4;
int count1, count2, count3, count4;
int sum;
CORE_ASSERT_OK(tc, "create put mutex",
mutex_create(&put.mutex, MUTEX_DEFAULT));
CORE_ASSERT_OK(tc, "create nready mutex",
mutex_create(&nready.mutex, MUTEX_DEFAULT));
CORE_ASSERT_OK(tc, "create condvar",
cond_create(&nready.cond));
count1 = count2 = count3 = count4 = 0;
put.nput = put.nval = 0;
nready.nready = 0;
i = 0;
x = 0;
s0 = thread_create(&p1, NULL, thread_cond_producer, &count1);
ABTS_INT_EQUAL(tc, CORE_OK, s0);
s1 = thread_create(&p2, NULL, thread_cond_producer, &count2);
ABTS_INT_EQUAL(tc, CORE_OK, s1);
s2 = thread_create(&p3, NULL, thread_cond_producer, &count3);
ABTS_INT_EQUAL(tc, CORE_OK, s2);
s3 = thread_create(&p4, NULL, thread_cond_producer, &count4);
ABTS_INT_EQUAL(tc, CORE_OK, s3);
s4 = thread_create(&c1, NULL, thread_cond_consumer, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s4);
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(p1));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(p2));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(p3));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(p4));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(c1));
CORE_ASSERT_OK(tc, "delete condvar",
cond_delete(nready.cond));
CORE_ASSERT_OK(tc, "delete ready mutex", mutex_delete(nready.mutex));
CORE_ASSERT_OK(tc, "delete put mutex", mutex_delete(put.mutex));
sum = count1 + count2 + count3 + count4;
ABTS_INT_EQUAL(tc, MAX_COUNTER, sum);
}
static void test_timeoutcond(abts_case *tc, void *data)
{
status_t s;
c_time_t timeout;
c_time_t begin, end;
int i;
s = mutex_create(&timeout_mutex, MUTEX_DEFAULT);
ABTS_INT_EQUAL(tc, CORE_OK, s);
s = cond_create(&timeout_cond);
ABTS_INT_EQUAL(tc, CORE_OK, s);
timeout = time_from_sec(1);
for (i = 0; i < MAX_RETRY; i++)
{
mutex_lock(timeout_mutex);
begin = time_now();
s = cond_timedwait(timeout_cond, timeout_mutex, timeout);
end = time_now();
mutex_unlock(timeout_mutex);
if (s != CORE_OK && !STATUS_IS_TIMEUP(s))
{
continue;
}
ABTS_INT_EQUAL(tc, 1, STATUS_IS_TIMEUP(s));
ABTS_ASSERT(tc,
"Timer returned too late", end - begin - timeout < 100000);
break;
}
ABTS_ASSERT(tc, "Too many retries", i < MAX_RETRY);
CORE_ASSERT_OK(tc, "Unable to delete the conditional",
cond_delete(timeout_cond));
CORE_ASSERT_OK(tc, "Unable to delete the mutex",
mutex_delete(timeout_mutex));
}
static void test_semaphore(abts_case *tc, void *data)
{
thread_id t1, t2, t3, t4;
status_t s1, s2, s3, s4;
s1 = semaphore_create(&semaphore, 1);
ABTS_INT_EQUAL(tc, CORE_OK, s1);
i = 0;
x = 0;
s1 = thread_create(&t1, NULL, thread_semaphore_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s1);
s2 = thread_create(&t2, NULL, thread_semaphore_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s2);
s3 = thread_create(&t3, NULL, thread_semaphore_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s3);
s4 = thread_create(&t4, NULL, thread_semaphore_function, NULL);
ABTS_INT_EQUAL(tc, CORE_OK, s4);
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t1));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t2));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t3));
ABTS_INT_EQUAL(tc, CORE_OK, thread_delete(t4));
ABTS_INT_EQUAL(tc, MAX_ITER, x);
CORE_ASSERT_OK(tc, "delete semaphore", semaphore_delete(semaphore));
}
#if HAVE_SEM_TIMEDWAIT
static semaphore_id timeout_semaphore;
static void test_timeoutsemaphore(abts_case *tc, void *data)
{
status_t s;
c_time_t timeout;
c_time_t begin, end;
int i;
s = semaphore_create(&timeout_semaphore, 0);
ABTS_INT_EQUAL(tc, CORE_OK, s);
timeout = time_from_sec(1);
for (i = 0; i < MAX_RETRY; i++)
{
begin = time_now();
s = semaphore_timedwait(timeout_semaphore, timeout);
end = time_now();
if (s != CORE_OK && !STATUS_IS_TIMEUP(s))
{
continue;
}
ABTS_INT_EQUAL(tc, 1, STATUS_IS_TIMEUP(s));
ABTS_ASSERT(tc,
"Timer returned too late", end - begin - timeout < 100000);
break;
}
ABTS_ASSERT(tc, "Too many retries", i < MAX_RETRY);
CORE_ASSERT_OK(tc, "Unable to delete the semaphore",
semaphore_delete(timeout_semaphore));
}
#endif
abts_suite *testlock(abts_suite *suite)
{
suite = ADD_SUITE(suite)
abts_run_test(suite, test_mutex, NULL);
abts_run_test(suite, test_thread_rwlock, NULL);
abts_run_test(suite, test_cond, NULL);
abts_run_test(suite, test_timeoutcond, NULL);
abts_run_test(suite, test_semaphore, NULL);
#if HAVE_SEM_TIMEDWAIT
abts_run_test(suite, test_timeoutsemaphore, NULL);
#endif
return suite;
}