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 #include "it_mutex_test.h"
32
33 static pthread_mutex_t g_mutexLock;
34 static volatile int g_testToCount001 = 0;
35 static volatile int g_testToCount002 = 0;
36
ThreadFuncTest1(void * arg)37 static void *ThreadFuncTest1(void *arg)
38 {
39 int ret = pthread_mutex_lock(&g_mutexLock);
40 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
41
42 g_testToCount001++;
43 return nullptr;
44
45 EXIT:
46 g_testToCount001 = -1;
47 return nullptr;
48 }
49
ThreadFuncTest2(void * arg)50 static void *ThreadFuncTest2(void *arg)
51 {
52 int ret = pthread_mutex_lock(&g_mutexLock);
53 ICUNIT_GOTO_EQUAL(ret, EOWNERDEAD, ret, EXIT);
54
55 ret = pthread_mutex_consistent(&g_mutexLock);
56 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
57
58 g_testToCount002++;
59 ret = pthread_mutex_unlock(&g_mutexLock);
60 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
61
62 return nullptr;
63
64 EXIT:
65 g_testToCount002 = -1;
66 return nullptr;
67 }
68
Child()69 static int Child()
70 {
71 int ret;
72 pthread_t tid1, tid2;
73 pthread_mutexattr_t attr;
74 int robust;
75
76 pthread_mutexattr_init(&attr);
77
78 pthread_mutexattr_getrobust(&attr, &robust);
79 ICUNIT_ASSERT_EQUAL(robust, 0, robust);
80
81 ret = pthread_mutexattr_setrobust(&attr, PTHREAD_MUTEX_ROBUST);
82 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
83
84 pthread_mutexattr_getrobust(&attr, &robust);
85 ICUNIT_ASSERT_EQUAL(robust, PTHREAD_MUTEX_ROBUST, robust);
86
87 ret = pthread_mutexattr_setrobust(&attr, PTHREAD_MUTEX_STALLED);
88 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
89
90 pthread_mutexattr_getrobust(&attr, &robust);
91 ICUNIT_ASSERT_EQUAL(robust, PTHREAD_MUTEX_STALLED, robust);
92
93 pthread_mutex_init(&g_mutexLock, &attr);
94
95 pthread_mutexattr_destroy(&attr);
96
97 g_testToCount001 = 0;
98 g_testToCount002 = 0;
99
100 ret = pthread_create(&tid1, nullptr, ThreadFuncTest1, nullptr);
101 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
102
103 ret = pthread_create(&tid2, nullptr, ThreadFuncTest2, nullptr);
104 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
105 for (int i = 0; i < 5; i++) { // 5
106 if (g_testToCount002 == 0) {
107 sleep(1);
108 }
109 }
110
111 pthread_join(tid1, nullptr);
112
113 ICUNIT_ASSERT_NOT_EQUAL(g_testToCount001, -1, g_testToCount001);
114 ICUNIT_ASSERT_EQUAL(g_testToCount002, 0, g_testToCount002);
115
116 pthread_mutex_destroy(&g_mutexLock);
117
118 exit(255); // 255, set exitcode
119 }
120
Testcase(void)121 static int Testcase(void)
122 {
123 int ret;
124 int status;
125
126 pid_t pid = fork();
127 ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, The expected value
128
129 if (pid == 0) {
130 Child();
131 exit(0);
132 }
133
134 ret = waitpid(pid, &status, 0);
135 ICUNIT_ASSERT_EQUAL(ret, pid, ret);
136 status = WEXITSTATUS(status);
137 ICUNIT_ASSERT_EQUAL(status, 255, status); // 255, exitcode is 255
138
139 return 0;
140 EXIT:
141 return 1;
142 }
143
ItTestPthreadMutex025(void)144 void ItTestPthreadMutex025(void)
145 {
146 TEST_ADD_CASE("IT_POSIX_PTHREAD_MUTEX_025", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
147 }
148