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threading: Add a more explicit rwlock try_write_lock() testing

This commit is contained in:
Martin Willi 2014-10-22 11:23:49 +02:00
parent b089169752
commit 6a3f0467e4
1 changed files with 44 additions and 0 deletions
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44
src/libstrongswan/tests/suites/test_threading.c
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@ -553,6 +553,49 @@ START_TEST(test_rwlock)
}
END_TEST
static void *rwlock_try_run(void *param)
{
if (rwlock->try_write_lock(rwlock))
{
rwlock->unlock(rwlock);
return param;
}
return NULL;
}
START_TEST(test_rwlock_try)
{
uintptr_t magic = 0xcafebabe;
thread_t *thread;
rwlock = rwlock_create(RWLOCK_TYPE_DEFAULT);
thread = thread_create(rwlock_try_run, (void*)magic);
ck_assert_int_eq((uintptr_t)thread->join(thread), magic);
rwlock->read_lock(rwlock);
thread = thread_create(rwlock_try_run, (void*)magic);
ck_assert(thread->join(thread) == NULL);
rwlock->unlock(rwlock);
rwlock->read_lock(rwlock);
rwlock->read_lock(rwlock);
rwlock->read_lock(rwlock);
thread = thread_create(rwlock_try_run, (void*)magic);
ck_assert(thread->join(thread) == NULL);
rwlock->unlock(rwlock);
rwlock->unlock(rwlock);
rwlock->unlock(rwlock);
rwlock->write_lock(rwlock);
thread = thread_create(rwlock_try_run, (void*)magic);
ck_assert(thread->join(thread) == NULL);
rwlock->unlock(rwlock);
rwlock->destroy(rwlock);
}
END_TEST
/**
* Rwlock condvar
*/
@ -1423,6 +1466,7 @@ Suite *threading_suite_create()
tc = tcase_create("rwlock");
tcase_add_test(tc, test_rwlock);
tcase_add_test(tc, test_rwlock_try);
suite_add_tcase(s, tc);
tc = tcase_create("rwlock condvar");