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_test_process.h"
32
33 static int g_testThreadExit = 0;
34 static int g_testExit = 0;
35
ThreadFunc2(void * arg)36 static void *ThreadFunc2(void *arg)
37 {
38 sleep(10); // 10, sleep 10 second.
39 g_testThreadExit++;
40 return NULL;
41 }
42
ThreadFunc001(void * arg)43 static void *ThreadFunc001(void *arg)
44 {
45 int ret;
46 int status = 100;
47 pthread_t newPthread;
48
49 pid_t pid = fork();
50 ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, assert pid equal to this.
51
52 if (pid == 0) {
53 ret = pthread_create(&newPthread, NULL, ThreadFunc2, NULL);
54 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
55 } else {
56 ret = waitpid(pid, &status, 0);
57 ICUNIT_GOTO_EQUAL(ret, pid, ret, EXIT);
58 status = WEXITSTATUS(status);
59 ICUNIT_GOTO_EQUAL(status, 0, status, EXIT);
60
61 ICUNIT_GOTO_EQUAL(g_testThreadExit, 0, g_testThreadExit, EXIT);
62
63 g_testExit++;
64 }
65
66 return NULL;
67
68 EXIT:
69 if (pid == 0) {
70 while (1) {
71 }
72 }
73 return NULL;
74 }
75
ThreadFunc(void * arg)76 static void *ThreadFunc(void *arg)
77 {
78 struct sched_param param = { 0 };
79 pthread_t newPthread;
80 int curThreadPri, curThreadPolicy;
81 pthread_attr_t a = { 0 };
82
83 int ret = pthread_getschedparam(pthread_self(), &curThreadPolicy, ¶m);
84 ICUNIT_GOTO_EQUAL(ret, 0, -ret, EXIT);
85
86 curThreadPri = param.sched_priority;
87
88 ret = pthread_attr_init(&a);
89 param.sched_priority = curThreadPri - 2; // 2, set pthread priority.
90 pthread_attr_setschedparam(&a, ¶m);
91 pthread_attr_setinheritsched(&a, PTHREAD_EXPLICIT_SCHED);
92 ret = pthread_create(&newPthread, &a, ThreadFunc001, 0);
93 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
94
95 ret = pthread_join(newPthread, NULL);
96 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
97
98 return NULL;
99
100 EXIT:
101 g_testExit = 0;
102 return NULL;
103 }
104
TestCase(void)105 static int TestCase(void)
106 {
107 int ret;
108 int status = 100;
109 pthread_t newPthread;
110
111 g_testThreadExit = 0;
112 g_testExit = 0;
113
114 ret = pthread_create(&newPthread, NULL, ThreadFunc, NULL);
115 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
116
117 ret = pthread_join(newPthread, NULL);
118 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
119
120 ICUNIT_ASSERT_EQUAL(g_testExit, 1, g_testExit);
121 return 0;
122 }
123
ItTestProcess012(void)124 void ItTestProcess012(void)
125 {
126 TEST_ADD_CASE("IT_POSIX_PROCESS_012", TestCase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
127 }
128