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_mutex056;
34 
TaskF01(void *argument)35 static VOID *TaskF01(void *argument)
36 {
37     int ret;
38 
39     ret = pthread_mutex_trylock(&g_mutex056);
40     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
41 
42     ret = pthread_mutex_unlock(&g_mutex056);
43     g_testCount++;
44 
45 EXIT:
46     return NULL;
47 }
48 
Testcasenull49 static UINT32 Testcase(VOID)
50 {
51     int ret;
52     pthread_mutexattr_t mta;
53 
54     pthread_attr_t attr;
55     pthread_t newTh;
56 
57     g_testCount = 0;
58 
59     ret = pthread_mutexattr_init(&mta);
60     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
61 
62     ret = pthread_mutex_init(&g_mutex056, &mta);
63     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
64 
65     ret = PosixPthreadInit(&attr, MUTEX_TEST_HIGH_PRIO);
66     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
67 
68     ret = pthread_create(&newTh, &attr, TaskF01, NULL);
69     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
70 
71     ICUNIT_ASSERT_EQUAL(g_testCount, 1, g_testCount);
72 
73     ret = pthread_mutex_destroy(&g_mutex056);
74     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
75 
76     ret = pthread_mutexattr_destroy(&mta);
77     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
78 
79     ret = pthread_join(newTh, NULL);
80     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
81 
82     return LOS_OK;
83 }
84 
85 /**
86  * @tc.name: ItPosixMux039
87  * @tc.desc: Test interface pthread_mutex_trylock
88  * @tc.type: FUNC
89  * @tc.require: issueI5YAEX
90  */
91 
ItPosixMux039(void)92 VOID ItPosixMux039(void)
93 {
94     TEST_ADD_CASE("ItPosixMux039", Testcase, TEST_POSIX, TEST_MUX, TEST_LEVEL2, TEST_FUNCTION);
95 }
96