1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without modification,
5  * are permitted provided that the following conditions are met:
6  *
7  * 1. Redistributions of source code must retain the above copyright notice, this list of
8  * conditions and the following disclaimer.
9  *
10  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11  * of conditions and the following disclaimer in the documentation and/or other materials
12  * provided with the distribution.
13  *
14  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
15  * to endorse or promote products derived from this software without specific prior written
16  * permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
22  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
28  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #include "It_posix_mutex.h"
32 
33 /* pthread_mutex_trylock 3-1.c
34  * Test that pthread_mutex_trylock()
35  * Upon successful completion, it shall return a 0
36  *
37  */
38 
Testcasenull39 static UINT32 Testcase(VOID)
40 {
41     int rc;
42     pthread_mutex_t mutex = TEST_MUTEX_INIT;
43 
44     /* Initialize a mutex object with the default mutex attributes */
45     rc = pthread_mutex_init(&mutex, NULL);
46     ICUNIT_ASSERT_EQUAL(rc, 0, rc);
47 
48     /* Try to lock the mutex using pthread_mutex_trylock() */
49     rc = pthread_mutex_trylock(&mutex);
50     ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
51 
52     rc = pthread_mutex_unlock(&mutex);
53     ICUNIT_ASSERT_EQUAL(rc, 0, rc);
54 
55     rc = pthread_mutex_destroy(&mutex);
56     ICUNIT_ASSERT_EQUAL(rc, 0, rc);
57 
58     return LOS_OK;
59 
60 EXIT:
61     (void)pthread_mutex_destroy(&mutex);
62 
63     return LOS_NOK;
64 }
65 
66 /**
67  * @tc.name: ItPosixMux026
68  * @tc.desc: Test interface pthread_mutex_unlock
69  * @tc.type: FUNC
70  * @tc.require: issueI5WZI6
71  */
72 
ItPosixMux026(void)73 VOID ItPosixMux026(void)
74 {
75     TEST_ADD_CASE("ItPosixMux026", Testcase, TEST_POSIX, TEST_MUX, TEST_LEVEL2, TEST_FUNCTION);
76 }
77