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 static pthread_mutex_t g_mutex049;
34 
TaskF01(void *argument)35 static VOID *TaskF01(void *argument)
36 {
37     int ret;
38     ret = pthread_mutex_trylock(&g_mutex049);
39     ICUNIT_GOTO_EQUAL(ret, 16, ret, EXIT); // 16, Here, assert the g_testCount.
40 
41     return NULL;
42 
43 EXIT:
44     return NULL;
45 }
46 
Testcasenull47 static UINT32 Testcase(VOID)
48 {
49     pthread_mutexattr_t mta;
50     int ret;
51 
52     pthread_attr_t attr;
53     pthread_t newTh;
54 
55     ret = pthread_mutexattr_init(&mta);
56     ret = pthread_mutex_init(&g_mutex049, &mta);
57 
58     ret = pthread_mutex_lock(&g_mutex049);
59     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
60 
61     ret = PosixPthreadInit(&attr, 4); // 4, Set thread priority.
62     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
63 
64     ret = pthread_create(&newTh, &attr, TaskF01, NULL);
65     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
66 
67     ret = pthread_mutex_unlock(&g_mutex049);
68     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
69     pthread_mutex_destroy(&g_mutex049);
70 
71     ret = pthread_join(newTh, NULL);
72     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
73     return LOS_OK;
74 }
75 
76 /**
77  * @tc.name: ItPosixMux009
78  * @tc.desc: Test interface pthread_mutex_unlock
79  * @tc.type: FUNC
80  * @tc.require: issueI5WZI6
81  */
82 
ItPosixMux009(void)83 VOID ItPosixMux009(void)
84 {
85     TEST_ADD_CASE("ItPosixMux009", Testcase, TEST_POSIX, TEST_MUX, TEST_LEVEL2, TEST_FUNCTION);
86 }
87