1 /**
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <pthread.h>
17 #include "functionalext.h"
18
19 /**
20 * @tc.name : pthread_rwlock_trywrlock_0100
21 * @tc.desc : Try adding a write lock
22 * @tc.level : Level 0
23 */
pthread_rwlock_trywrlock_0100(void)24 void pthread_rwlock_trywrlock_0100(void)
25 {
26 pthread_rwlock_t rwlock;
27 pthread_rwlockattr_t rwlockattr;
28 pthread_rwlockattr_init(&rwlockattr);
29 pthread_rwlock_init(&rwlock, &rwlockattr);
30
31 int ret = pthread_rwlock_trywrlock(&rwlock);
32 EXPECT_EQ("pthread_rwlock_trywrlock_0100", ret, CMPFLAG);
33 ret = pthread_rwlock_unlock(&rwlock);
34 EXPECT_EQ("pthread_rwlock_trywrlock_0100", ret, CMPFLAG);
35
36 pthread_rwlock_destroy(&rwlock);
37 pthread_rwlockattr_destroy(&rwlockattr);
38 }
39
40 /**
41 * @tc.name : pthread_rwlock_trywrlock_0200
42 * @tc.desc : If it is already locked, try adding a write lock
43 * @tc.level : Level 2
44 */
pthread_rwlock_trywrlock_0200(void)45 void pthread_rwlock_trywrlock_0200(void)
46 {
47 pthread_rwlock_t rwlock;
48 pthread_rwlockattr_t rwlockattr;
49 pthread_rwlockattr_init(&rwlockattr);
50 pthread_rwlock_init(&rwlock, &rwlockattr);
51
52 int ret = pthread_rwlock_wrlock(&rwlock);
53 EXPECT_EQ("pthread_rwlock_trywrlock_0100", ret, CMPFLAG);
54
55 ret = pthread_rwlock_trywrlock(&rwlock);
56 EXPECT_EQ("pthread_rwlock_trywrlock_0100", ret, EBUSY);
57
58 ret = pthread_rwlock_unlock(&rwlock);
59 EXPECT_EQ("pthread_rwlock_trywrlock_0100", ret, CMPFLAG);
60
61 pthread_rwlock_destroy(&rwlock);
62 pthread_rwlockattr_destroy(&rwlockattr);
63 }
64
main(void)65 int main(void)
66 {
67 pthread_rwlock_trywrlock_0100();
68 pthread_rwlock_trywrlock_0200();
69 return t_status;
70 }