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
Thread(void * arg)33 static void *Thread(void *arg)
34 {
35 sleep(1);
36 return NULL;
37 }
38
GroupProcess(void)39 static int GroupProcess(void)
40 {
41 int testPid;
42 int ret;
43 int status = 0;
44 pid_t pid, pid1;
45 int count = 500;
46 int waitProcess = 0;
47 pthread_attr_t a = { 0 };
48 pthread_t pthread[1000] = { 0 };
49 struct sched_param param = { 0 };
50 bool thread = false;
51
52 int processCount = 0;
53
54 pthread_attr_init(&a);
55 param.sched_priority = 31; // 31, set pthread priority.
56 pthread_attr_setschedparam(&a, ¶m);
57 for (int i = 0; i < 40; i++) { // 40, number of cycles
58 ret = pthread_create(&pthread[i], &a, Thread, NULL);
59 if (ret != 0) {
60 exit(10); // 10, exit args
61 break;
62 }
63 }
64
65 for (int i = 0; i < count; i++) {
66 pid = fork();
67 if (pid == 0) {
68 pthread_create(&pthread[100], &a, Thread, NULL); // 100, pthread array subscript
69 pthread_create(&pthread[100], &a, Thread, NULL); // 100, pthread array subscript
70 pthread_create(&pthread[100], &a, Thread, NULL); // 100, pthread array subscript
71 usleep(1000 * 10 * 50); // 1000, 10, 50, Used to calculate the delay time.
72 exit(0);
73 } else if (pid < 0) {
74 if (errno != EAGAIN) {
75 sleep(1);
76 }
77 ret = wait(&status);
78 if (ret > 0) {
79 processCount--;
80 }
81 continue;
82 } else {
83 processCount++;
84 testPid = pid;
85 continue;
86 }
87 }
88
89 ret = 0;
90 while (processCount > 0) {
91 ret = wait(&status);
92 if (ret > 0) {
93 processCount--;
94 } else {
95 sleep(1);
96 }
97 }
98
99 exit(255); // 255, exit args
100 EXIT:
101 return 0;
102 }
103
TestCase(void)104 static int TestCase(void)
105 {
106 int ret;
107 int status = 0;
108 pid_t pid, pid1;
109 pid = fork();
110 ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, assert pid equal to this.
111
112 if (pid == 0) {
113 prctl(PR_SET_NAME, "mainFork", 0UL, 0UL, 0UL);
114 GroupProcess();
115 printf("[Failed] - [Errline : %d RetCode : 0x%x\n", g_iCunitErrLineNo, g_iCunitErrCode);
116 exit(g_iCunitErrLineNo);
117 }
118
119 ret = waitpid(pid, &status, 0);
120 ICUNIT_ASSERT_EQUAL(ret, pid, ret);
121 status = WEXITSTATUS(status);
122 ICUNIT_GOTO_EQUAL(status, 255, status, EXIT); // 255, assert status equal to this.
123
124 return 0;
125 EXIT:
126 return 1;
127 }
128
ItTestProcess041(void)129 void ItTestProcess041(void)
130 {
131 TEST_ADD_CASE("IT_POSIX_PROCESS_041", TestCase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
132 }
133