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pthread: added pthread_rwlock_tryrd/wrlock()

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Closes https://github.com/espressif/esp-idf/issues/9229
This commit is contained in:
Jakob Hasse
2023-04-17 14:45:26 +08:00
parent 6acd082cc8
commit e7312cccea
3 changed files with 157 additions and 9 deletions
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86
components/pthread/test_apps/pthread_unity_tests/main/test_pthread_rwlock.c
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@@ -293,3 +293,89 @@ TEST_CASE("wrlock multiple writers wait", "[pthread][rwlock]")
TEST_ASSERT_EQUAL_INT(pthread_rwlock_destroy(&rwlock), 0);
vQueueDelete(wait_queue);
}
TEST_CASE("tryrdlock invalid param", "[pthread][rwlock]")
{
TEST_ASSERT_EQUAL_INT(pthread_rwlock_tryrdlock(NULL), EINVAL);
pthread_rwlock_t rwlock = 0;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_tryrdlock(&rwlock), EINVAL);
}
TEST_CASE("tryrdlock fails on write-locked rwlock", "[pthread][rwlock]")
{
pthread_rwlock_t rwlock;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_init(&rwlock, NULL), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_wrlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_tryrdlock(&rwlock), EBUSY);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_destroy(&rwlock), 0);
}
TEST_CASE("tryrdlock succeeds on read-locked rwlock", "[pthread][rwlock]")
{
pthread_rwlock_t rwlock;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_init(&rwlock, NULL), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_rdlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_tryrdlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_destroy(&rwlock), 0);
}
TEST_CASE("tryrdlock lock statically initialized lock", "[pthread][rwlock]")
{
pthread_rwlock_t rwlock = PTHREAD_RWLOCK_INITIALIZER;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_tryrdlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_destroy(&rwlock), 0);
}
TEST_CASE("trywrlock invalid param", "[pthread][rwlock]")
{
TEST_ASSERT_EQUAL_INT(pthread_rwlock_trywrlock(NULL), EINVAL);
pthread_rwlock_t rwlock = 0;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_trywrlock(&rwlock), EINVAL);
}
TEST_CASE("trywrlock fails on write-locked rwlock", "[pthread][rwlock]")
{
pthread_rwlock_t rwlock;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_init(&rwlock, NULL), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_wrlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_trywrlock(&rwlock), EBUSY);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_destroy(&rwlock), 0);
}
TEST_CASE("trywrlock fails on read-locked rwlock", "[pthread][rwlock]")
{
pthread_rwlock_t rwlock;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_init(&rwlock, NULL), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_rdlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_trywrlock(&rwlock), EBUSY);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_destroy(&rwlock), 0);
}
TEST_CASE("trywrlock lock statically initialized lock", "[pthread][rwlock]")
{
pthread_rwlock_t rwlock = PTHREAD_RWLOCK_INITIALIZER;
TEST_ASSERT_EQUAL_INT(pthread_rwlock_trywrlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_unlock(&rwlock), 0);
TEST_ASSERT_EQUAL_INT(pthread_rwlock_destroy(&rwlock), 0);
}