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_muxLock001;
34 static pthread_mutex_t g_muxLock002;
35 static pthread_mutex_t g_muxLock003;
36
37 static const unsigned int THREAD_COUNT = 10;
38
39 static int g_testInfo[3][10] = { 0 };
40 static int g_testToCount001 = 0;
41 static int g_testBackCount001 = 0;
42 static int g_testToCount002 = 0;
43 static int g_testBackCount002 = 0;
44 static int g_testToCount003 = 0;
45 static int g_testBackCount003 = 0;
46
ThreadFuncTest3(void * a)47 static void *ThreadFuncTest3(void *a)
48 {
49 int ret;
50 int tid = Gettid();
51 pthread_t thread = pthread_self();
52
53 ret = pthread_detach(thread);
54 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
55
56 g_testInfo[2][g_testToCount003] = tid; // 2, max indx
57 g_testToCount003++;
58
59 ret = pthread_mutex_lock(&g_muxLock003);
60 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
61
62 ICUNIT_GOTO_EQUAL(g_testInfo[2][g_testBackCount003], tid, tid, EXIT); // 2, max indx
63 g_testBackCount003++;
64
65 ret = pthread_mutex_unlock(&g_muxLock003);
66 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
67
68 EXIT:
69 return nullptr;
70 }
71
ThreadFuncTest2(void * a)72 static void *ThreadFuncTest2(void *a)
73 {
74 int ret;
75 int tid = Gettid();
76 pthread_t thread = pthread_self();
77
78 ret = pthread_detach(thread);
79 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
80
81 g_testInfo[1][g_testToCount002] = tid;
82 g_testToCount002++;
83
84 ret = pthread_mutex_lock(&g_muxLock002);
85 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
86
87 ICUNIT_GOTO_EQUAL(g_testInfo[1][g_testBackCount002], tid, tid, EXIT);
88 g_testBackCount002++;
89
90 ret = pthread_mutex_unlock(&g_muxLock002);
91 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
92
93 EXIT:
94 return nullptr;
95 }
96
ThreadFuncTest1(void * a)97 static void *ThreadFuncTest1(void *a)
98 {
99 int ret;
100 int tid = Gettid();
101 ;
102 pthread_t thread = pthread_self();
103
104 ret = pthread_detach(thread);
105 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
106
107 g_testInfo[0][g_testToCount001] = tid;
108 g_testToCount001++;
109
110 ret = pthread_mutex_lock(&g_muxLock001);
111 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
112
113 ICUNIT_GOTO_EQUAL(g_testInfo[0][g_testBackCount001], tid, tid, EXIT);
114 g_testBackCount001++;
115
116 ret = pthread_mutex_unlock(&g_muxLock001);
117 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
118
119 EXIT:
120 return nullptr;
121 }
122
Testcase(void)123 static int Testcase(void)
124 {
125 int ret;
126 pthread_t newPthread;
127 pthread_mutexattr_t mutex;
128
129 pthread_mutexattr_settype(&mutex, PTHREAD_MUTEX_NORMAL);
130 pthread_mutex_init(&g_muxLock001, &mutex);
131 pthread_mutex_init(&g_muxLock002, &mutex);
132 pthread_mutex_init(&g_muxLock003, &mutex);
133
134 g_testToCount001 = 0;
135 g_testBackCount001 = 0;
136 g_testToCount002 = 0;
137 g_testBackCount002 = 0;
138 g_testToCount003 = 0;
139 g_testBackCount003 = 0;
140
141 ret = pthread_mutex_lock(&g_muxLock001);
142 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
143
144 ret = pthread_mutex_lock(&g_muxLock002);
145 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
146
147 ret = pthread_mutex_lock(&g_muxLock003);
148 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
149
150 for (int count = 0; count < THREAD_COUNT; count++) {
151 ret = pthread_create(&newPthread, nullptr, ThreadFuncTest1, 0);
152 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
153
154 SLEEP_AND_YIELD(1);
155 }
156
157 for (int count = 0; count < THREAD_COUNT; count++) {
158 ret = pthread_create(&newPthread, nullptr, ThreadFuncTest2, 0);
159 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
160
161 SLEEP_AND_YIELD(1);
162 }
163
164 for (int count = 0; count < THREAD_COUNT; count++) {
165 ret = pthread_create(&newPthread, nullptr, ThreadFuncTest3, 0);
166 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
167
168 SLEEP_AND_YIELD(1);
169 }
170
171 ret = pthread_mutex_unlock(&g_muxLock001);
172 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
173
174 SLEEP_AND_YIELD(1);
175
176 ret = pthread_mutex_unlock(&g_muxLock002);
177 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
178
179 SLEEP_AND_YIELD(1);
180
181 ret = pthread_mutex_unlock(&g_muxLock003);
182 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
183
184 SLEEP_AND_YIELD(1);
185
186 pthread_mutex_destroy(&g_muxLock001);
187 pthread_mutex_destroy(&g_muxLock002);
188 pthread_mutex_destroy(&g_muxLock003);
189 return 0;
190 }
191
ItTestPthreadMutex004(void)192 void ItTestPthreadMutex004(void)
193 {
194 TEST_ADD_CASE("IT_POSIX_PTHREAD_MUTEX_004", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
195 }
196