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_unlock 1-1.c
34 * Test that pthread_mutex_unlock()
35 * shall release the mutex object 'mutex'.
36
37 * Steps:
38 * -- initialize a mutex object
39 * -- Get the mutex using pthread_mutex_lock()
40 * -- Release the mutex using pthread_mutex_unlock()
41 * -- Try to get the mutex using pthread_mutex_trylock()
42 * -- Release the mutex using pthread_mutex_unlock()
43 *
44 */
45
Testcase(VOID)46 static UINT32 Testcase(VOID)
47 {
48 int rc;
49 pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
50
51 /* Get the mutex using pthread_mutex_lock() */
52 rc = pthread_mutex_lock(&mutex);
53 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
54
55 /* Release the mutex using pthread_mutex_unlock() */
56 rc = pthread_mutex_unlock(&mutex);
57 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
58
59 /* Get the mutex using pthread_mutex_trylock() */
60 rc = pthread_mutex_trylock(&mutex);
61 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
62
63 /* Release the mutex using pthread_mutex_unlock() */
64 rc = pthread_mutex_unlock(&mutex);
65 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
66
67 rc = pthread_mutex_destroy(&mutex);
68 ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
69
70 return LOS_OK;
71
72 EXIT:
73 pthread_mutex_destroy(&mutex);
74 return LOS_OK;
75 }
76
77 /**
78 * @tc.name: ItPosixMux020
79 * @tc.desc: Test interface pthread_mutex_trylock
80 * @tc.type: FUNC
81 * @tc.require: issueI5WZI6
82 */
83
ItPosixMux020(void)84 VOID ItPosixMux020(void)
85 {
86 TEST_ADD_CASE("ItPosixMux020", Testcase, TEST_POSIX, TEST_MUX, TEST_LEVEL2, TEST_FUNCTION);
87 }
88