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1 /*
2  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3  * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice, this list of
9  * conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12  * of conditions and the following disclaimer in the documentation and/or other materials
13  * provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16  * to endorse or promote products derived from this software without specific prior written
17  * permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include "it_mutex_test.h"
33 
34 static pthread_mutex_t g_muxLock001;
35 static pthread_mutex_t g_muxLock002;
36 static pthread_mutex_t g_muxLock003;
37 static volatile int g_testToCount001 = 0;
38 static volatile int g_testToCount002 = 0;
39 static volatile int g_testToCount003 = 0;
40 
ThreadFuncTest1(void * arg)41 static void *ThreadFuncTest1(void *arg)
42 {
43     int ret = pthread_mutex_lock(&g_muxLock001);
44     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
45     ret = pthread_mutex_consistent(&g_muxLock001);
46     ICUNIT_GOTO_EQUAL(ret, EINVAL, ret, EXIT);
47 
48     g_testToCount001++;
49     return nullptr;
50 
51 EXIT:
52     g_testToCount001 = -1;
53     return nullptr;
54 }
55 
ThreadFuncTest2(void * arg)56 static void *ThreadFuncTest2(void *arg)
57 {
58     int ret = pthread_mutex_lock(&g_muxLock001);
59     ICUNIT_GOTO_EQUAL(ret, EOWNERDEAD, ret, EXIT);
60 
61     g_testToCount002 = 1;
62 
63     while (g_testToCount003 == 0) {
64         sleep(1);
65     }
66 
67     g_testToCount002++;
68     return nullptr;
69 
70 EXIT:
71     g_testToCount002 = -1;
72     return nullptr;
73 }
ThreadFuncTest3(void * arg)74 static void *ThreadFuncTest3(void *arg)
75 {
76     int ret = pthread_mutex_consistent(&g_muxLock001);
77     ICUNIT_GOTO_EQUAL(ret, EPERM, ret, EXIT);
78     g_testToCount003 = 1;
79 
80     for (int i = 0; i < 5; i++) { // 5
81         sleep(1);
82     }
83 
84     g_testToCount003++;
85     return nullptr;
86 
87 EXIT:
88     g_testToCount003 = -1;
89     return nullptr;
90 }
91 
Testcase(void)92 static int Testcase(void)
93 {
94     int ret;
95     pthread_t tid1, tid2, tid3;
96     pthread_mutexattr_t attr;
97     int robust;
98 
99     pthread_mutexattr_init(&attr);
100 
101     pthread_mutexattr_getrobust(&attr, &robust);
102     ICUNIT_ASSERT_EQUAL(robust, 0, robust);
103 
104     ret = pthread_mutexattr_setrobust(&attr, 2); // 2
105     ICUNIT_ASSERT_EQUAL(ret, EINVAL, ret);
106 
107     ret = pthread_mutexattr_setrobust(&attr, PTHREAD_MUTEX_ROBUST);
108     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
109 
110     pthread_mutex_init(&g_muxLock002, &attr);
111     ret = pthread_mutex_consistent(&g_muxLock002);
112     ICUNIT_ASSERT_EQUAL(ret, EINVAL, ret);
113 
114     pthread_mutexattr_getrobust(&attr, &robust);
115     ICUNIT_ASSERT_EQUAL(robust, PTHREAD_MUTEX_ROBUST, robust);
116 
117     pthread_mutex_init(&g_muxLock001, &attr);
118     pthread_mutex_init(&g_muxLock003, &attr);
119 
120     ret = pthread_mutex_consistent(&g_muxLock003);
121     ICUNIT_ASSERT_EQUAL(ret, EINVAL, ret);
122 
123     ret = pthread_mutex_unlock(&g_muxLock003);
124     ICUNIT_ASSERT_EQUAL(ret, EPERM, ret);
125 
126     pthread_mutexattr_destroy(&attr);
127 
128     g_testToCount001 = 0;
129     g_testToCount002 = 0;
130     g_testToCount003 = 0;
131 
132     ret = pthread_create(&tid1, nullptr, ThreadFuncTest1, nullptr);
133     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
134 
135     ret = pthread_create(&tid2, nullptr, ThreadFuncTest2, nullptr);
136     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
137 
138     while (g_testToCount002 == 0) {
139         sleep(1);
140     }
141 
142     ret = pthread_create(&tid3, nullptr, ThreadFuncTest3, nullptr);
143     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
144 
145     pthread_join(tid1, nullptr);
146     pthread_join(tid2, nullptr);
147     pthread_join(tid3, nullptr);
148 
149     ICUNIT_ASSERT_NOT_EQUAL(g_testToCount001, -1, g_testToCount001);
150     ICUNIT_ASSERT_NOT_EQUAL(g_testToCount002, -1, g_testToCount002);
151     ICUNIT_ASSERT_NOT_EQUAL(g_testToCount003, -1, g_testToCount003);
152 
153     pthread_mutex_destroy(&g_muxLock001);
154     pthread_mutex_destroy(&g_muxLock002);
155     pthread_mutex_destroy(&g_muxLock003);
156 
157     return 0;
158 }
159 
ItTestPthreadMutex024(void)160 void ItTestPthreadMutex024(void)
161 {
162     TEST_ADD_CASE("IT_POSIX_PTHREAD_MUTEX_024", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
163 }
164