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 volatile int g_testToCount001 = 0;
39 static volatile int g_testToCount002 = 0;
40 static volatile int g_testToCount003 = 0;
41
ThreadFuncTest2(void * a)42 static void *ThreadFuncTest2(void *a)
43 {
44 int ret;
45 pthread_t thread = pthread_self();
46 struct timespec time;
47 struct timeval timeVal = { 0 };
48
49 ret = pthread_detach(thread);
50 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
51
52 ret = pthread_mutex_lock(&g_muxLock001);
53 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
54
55 ret = pthread_mutex_unlock(&g_muxLock001);
56 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
57
58 g_testToCount002 = 1;
59
60 return nullptr;
61
62 EXIT:
63 g_testToCount002 = -1;
64 return nullptr;
65 }
66
ThreadFuncTest1(void * a)67 static void *ThreadFuncTest1(void *a)
68 {
69 int ret;
70 pthread_t thread = pthread_self();
71 struct timespec time;
72 struct timeval timeVal = { 0 };
73
74 gettimeofday(&timeVal, nullptr);
75
76 if(timeVal.tv_usec + 100000 >= 1000000) { // 100000us, delay time; 1000000us, compare
77 time.tv_sec = timeVal.tv_sec + 1;
78 time.tv_nsec = (timeVal.tv_usec + 100000 - 1000000) * 1000; // 100000, delaytime; 1000, us to ns; 1000000us=1s;
79 } else {
80 time.tv_sec = timeVal.tv_sec + 0;
81 time.tv_nsec = (timeVal.tv_usec + 100000) * 1000; // 1000, 100000us to ns
82 }
83
84 ret = pthread_mutex_timedlock(&g_muxLock001, &time);
85 ICUNIT_GOTO_EQUAL(ret, ETIMEDOUT, ret, EXIT);
86
87 ICUNIT_GOTO_EQUAL(g_testToCount002, 1, g_testToCount002, EXIT);
88
89 g_testToCount001 = 1;
90 return nullptr;
91
92 EXIT:
93 g_testToCount001 = -1;
94 return nullptr;
95 }
96
Testcase(void)97 static int Testcase(void)
98 {
99 struct sched_param param = { 0 };
100 int ret;
101 void *res = nullptr;
102 pthread_attr_t a = { 0 };
103 pthread_t thread = pthread_self();
104 pthread_t newPthread, newPthread1;
105 pthread_mutexattr_t mutex;
106 int index = TEST_COUNT;
107 int gCurrThreadPri, gCurrThreadPolicy;
108 struct timeval time = { 0 };
109 struct timeval timeVal = { 0 };
110
111 ret = pthread_getschedparam(pthread_self(), &gCurrThreadPolicy, ¶m);
112 ICUNIT_ASSERT_EQUAL(ret, 0, -ret);
113
114 gCurrThreadPri = param.sched_priority;
115
116 ret = pthread_attr_init(&a);
117
118 // 2, Set the priority according to the task purpose,a smaller number means a higher priority.
119 param.sched_priority = gCurrThreadPri + 2;
120 pthread_attr_setinheritsched(&a, PTHREAD_EXPLICIT_SCHED);
121 pthread_attr_setschedparam(&a, ¶m);
122
123 while (index) {
124 pthread_mutexattr_settype(&mutex, PTHREAD_MUTEX_NORMAL);
125 pthread_mutex_init(&g_muxLock001, &mutex);
126
127 g_testToCount001 = 0;
128 g_testToCount002 = 0;
129
130 ret = pthread_mutex_lock(&g_muxLock001);
131 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
132
133 ret = pthread_create(&newPthread, &a, ThreadFuncTest1, 0);
134 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
135
136 usleep(1000 * 10 * 2); // 1000, 10, 2
137
138 ret = pthread_create(&newPthread1, nullptr, ThreadFuncTest2, 0);
139 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
140
141 gettimeofday(&timeVal, nullptr);
142 while (1) {
143 gettimeofday(&time, nullptr);
144 if ((time.tv_sec - timeVal.tv_sec) >= 1) {
145 break;
146 }
147 }
148
149 ret = pthread_mutex_unlock(&g_muxLock001);
150 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
151
152 ret = pthread_join(newPthread, nullptr);
153 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
154
155 ICUNIT_ASSERT_NOT_EQUAL(g_testToCount001, -1, g_testToCount001);
156 ICUNIT_ASSERT_NOT_EQUAL(g_testToCount002, -1, g_testToCount002);
157 pthread_mutex_destroy(&g_muxLock003);
158 index--;
159 }
160 return 0;
161 }
162
ItTestPthreadMutex018(void)163 void ItTestPthreadMutex018(void)
164 {
165 TEST_ADD_CASE("IT_POSIX_PTHREAD_MUTEX_018", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
166 }
167