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 TEST_COUNT = 10;
38 static const unsigned int NEW_THREAD_COUNT = 10;
39
40 static volatile int g_testToCount001 = 0;
41 static volatile int g_testToCount002 = 0;
42 static volatile int g_testToCount003 = 0;
43
ThreadFuncTest2(void * a)44 static void *ThreadFuncTest2(void *a)
45 {
46 int ret;
47 pthread_t thread = pthread_self();
48 struct timespec time;
49 struct timeval timeVal = { 0 };
50
51 ret = pthread_detach(thread);
52 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
53
54 ret = pthread_mutex_lock(&g_muxLock001);
55 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
56
57 ret = pthread_mutex_unlock(&g_muxLock001);
58 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
59
60 g_testToCount002 = 1;
61
62 return nullptr;
63
64 EXIT:
65 g_testToCount002 = -1;
66 return nullptr;
67 }
68
ThreadFuncTest1(void * a)69 static void *ThreadFuncTest1(void *a)
70 {
71 int ret;
72 pthread_t thread = pthread_self();
73 struct timespec time;
74 struct timeval timeVal = { 0 };
75
76 gettimeofday(&timeVal, nullptr);
77
78 if(timeVal.tv_usec + 100000 >= 1000000) { // 100000us, delay time; 1000000us, compare
79 time.tv_sec = timeVal.tv_sec + 1;
80 time.tv_nsec = (timeVal.tv_usec + 100000 - 1000000) * 1000; // 100000, delaytime; 1000, us to ns; 1000000us=1s;
81 } else {
82 time.tv_sec = timeVal.tv_sec + 0;
83 time.tv_nsec = (timeVal.tv_usec + 100000) * 1000; // 1000, 100000us to ns
84 }
85
86 ret = pthread_mutex_timedlock(&g_muxLock001, &time);
87 ICUNIT_GOTO_EQUAL(ret, ETIMEDOUT, ret, EXIT);
88
89 ICUNIT_GOTO_EQUAL(g_testToCount002, 1, g_testToCount002, EXIT);
90
91 g_testToCount001++;
92 return nullptr;
93
94 EXIT:
95 g_testToCount001 = -1;
96 return nullptr;
97 }
98
99 /* futexList :
100 * 30(20) -> -1(-1) -> -1(-1) -> -1(-1) -> -1(-1) -> -1(-1) -> -1(-1) ->
101 * -1(-1) -> -1(-1) -> -1(-1) -> -1(-1) -> -1(-1) -> -1(-1) ->
102 *
103 */
Testcase(void)104 static int Testcase(void)
105 {
106 struct sched_param param = { 0 };
107 int ret;
108 int threadCount;
109 void *res = nullptr;
110 pthread_attr_t a = { 0 };
111 pthread_t thread = pthread_self();
112 pthread_t newPthread[10], newPthread1;
113 pthread_mutexattr_t mutex;
114 int index = TEST_COUNT;
115 int gCurrThreadPri, gCurrThreadPolicy;
116 struct timeval time = { 0 };
117 struct timeval timeVal = { 0 };
118
119 ret = pthread_getschedparam(pthread_self(), &gCurrThreadPolicy, ¶m);
120 ICUNIT_ASSERT_EQUAL(ret, 0, -ret);
121
122 gCurrThreadPri = param.sched_priority;
123
124 ret = pthread_attr_init(&a);
125 // 2, Set the priority according to the task purpose,a smaller number means a higher priority.
126 param.sched_priority = gCurrThreadPri + 2;
127 pthread_attr_setinheritsched(&a, PTHREAD_EXPLICIT_SCHED);
128 pthread_attr_setschedparam(&a, ¶m);
129
130 while (index) {
131 pthread_mutexattr_settype(&mutex, PTHREAD_MUTEX_NORMAL);
132 pthread_mutex_init(&g_muxLock001, &mutex);
133
134 g_testToCount001 = 0;
135 g_testToCount002 = 0;
136 threadCount = 0;
137
138 ret = pthread_mutex_lock(&g_muxLock001);
139 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
140
141 while (threadCount < NEW_THREAD_COUNT) {
142 ret = pthread_create(&newPthread[threadCount], &a, ThreadFuncTest1, 0);
143 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
144 threadCount++;
145 }
146
147 usleep(1000 * 10 * 7); // 1000, 10, 7
148
149 ret = pthread_create(&newPthread1, nullptr, ThreadFuncTest2, 0);
150 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
151
152 gettimeofday(&timeVal, nullptr);
153 while (1) {
154 gettimeofday(&time, nullptr);
155 if ((time.tv_sec - timeVal.tv_sec) >= 1) {
156 break;
157 }
158 }
159
160 ret = pthread_mutex_unlock(&g_muxLock001);
161 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
162
163 threadCount = 0;
164 while (threadCount < NEW_THREAD_COUNT) {
165 ret = pthread_join(newPthread[threadCount], nullptr);
166 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
167 threadCount++;
168 }
169
170 ICUNIT_ASSERT_NOT_EQUAL(g_testToCount001, -1, g_testToCount001);
171 ICUNIT_ASSERT_NOT_EQUAL(g_testToCount002, -1, g_testToCount002);
172 ICUNIT_ASSERT_EQUAL(g_testToCount001, NEW_THREAD_COUNT, g_testToCount001);
173
174 pthread_mutex_destroy(&g_muxLock003);
175 index--;
176 }
177 return 0;
178 }
179
ItTestPthreadMutex019(void)180 void ItTestPthreadMutex019(void)
181 {
182 TEST_ADD_CASE("IT_POSIX_PTHREAD_MUTEX_019", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
183 }
184