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
Testcasenull33 static UINT32 Testcase(VOID)
34 {
35 int ret;
36 pthread_mutexattr_t mta;
37 pthread_mutex_t mutex = TEST_MUTEX_INIT;
38
39 sem_t sem;
40 int pshared = 0;
41
42 ret = pthread_mutexattr_init(&mta);
43 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
44
45 ret = pthread_mutex_init(&mutex, &mta);
46 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
47
48 ret = sem_init(&sem, pshared, 2); // 2, The initial number of available semaphores.
49 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
50
51 ret = sem_wait(&sem);
52 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
53
54 ret = pthread_mutex_lock(&mutex);
55 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
56
57 ret = pthread_mutex_unlock(&mutex);
58 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
59
60 ret = pthread_mutex_lock(&mutex);
61 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
62
63 ret = sem_wait(&sem);
64 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
65
66 ret = sem_post(&sem);
67 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
68
69 ret = sem_wait(&sem);
70 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
71
72 ret = pthread_mutex_unlock(&mutex);
73 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
74
75 ret = sem_destroy(&sem);
76 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
77
78 ret = pthread_mutex_destroy(&mutex);
79 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
80
81 (void)pthread_mutexattr_destroy(&mta);
82 return LOS_OK;
83 }
84
85 /**
86 * @tc.name: ItPosixMux017
87 * @tc.desc: Test interface sem_wait
88 * @tc.type: FUNC
89 * @tc.require: issueI5WZI6
90 */
91
ItPosixMux017(void)92 VOID ItPosixMux017(void)
93 {
94 TEST_ADD_CASE("ItPosixMux017", Testcase, TEST_POSIX, TEST_MUX, TEST_LEVEL2, TEST_FUNCTION);
95 }
96