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//===-- Unittests for pthread_rwlockattr_t --------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "include/llvm-libc-macros/generic-error-number-macros.h" // EINVAL
#include "src/pthread/pthread_rwlockattr_destroy.h"
#include "src/pthread/pthread_rwlockattr_getkind_np.h"
#include "src/pthread/pthread_rwlockattr_getpshared.h"
#include "src/pthread/pthread_rwlockattr_init.h"
#include "src/pthread/pthread_rwlockattr_setkind_np.h"
#include "src/pthread/pthread_rwlockattr_setpshared.h"
#include "test/UnitTest/Test.h"
// TODO: https://github.com/llvm/llvm-project/issues/88997
#include <pthread.h> // PTHREAD_PROCESS_PRIVATE, PTHREAD_PROCESS_SHARED
TEST(LlvmLibcPThreadRWLockAttrTest, InitAndDestroy) {
pthread_rwlockattr_t attr;
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_init(&attr), 0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_destroy(&attr), 0);
}
TEST(LlvmLibcPThreadRWLockAttrTest, GetDefaultValues) {
pthread_rwlockattr_t attr;
// Invalid values.
int pshared = 42;
int pref = 1337;
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_init(&attr), 0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_getpshared(&attr, &pshared), 0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_getkind_np(&attr, &pref), 0);
ASSERT_EQ(pshared, PTHREAD_PROCESS_PRIVATE);
ASSERT_EQ(pref, PTHREAD_RWLOCK_PREFER_READER_NP);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_destroy(&attr), 0);
}
TEST(LlvmLibcPThreadRWLockAttrTest, SetGoodValues) {
pthread_rwlockattr_t attr;
// Invalid values.
int pshared = 42;
int pref = 1337;
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_init(&attr), 0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_setpshared(
&attr, PTHREAD_PROCESS_SHARED),
0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_setkind_np(
&attr, PTHREAD_RWLOCK_PREFER_WRITER_NP),
0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_getpshared(&attr, &pshared), 0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_getkind_np(&attr, &pref), 0);
ASSERT_EQ(pshared, PTHREAD_PROCESS_SHARED);
ASSERT_EQ(pref, PTHREAD_RWLOCK_PREFER_WRITER_NP);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_destroy(&attr), 0);
}
TEST(LlvmLibcPThreadRWLockAttrTest, SetBadValues) {
pthread_rwlockattr_t attr;
// Invalid values.
int pshared = 42;
int pref = 1337;
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_init(&attr), 0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_setpshared(&attr, pshared),
EINVAL);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_setkind_np(&attr, pref), EINVAL);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_getpshared(&attr, &pshared), 0);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_getkind_np(&attr, &pref), 0);
ASSERT_EQ(pshared, PTHREAD_PROCESS_PRIVATE);
ASSERT_EQ(pref, PTHREAD_RWLOCK_PREFER_READER_NP);
ASSERT_EQ(LIBC_NAMESPACE::pthread_rwlockattr_destroy(&attr), 0);
}
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