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 static int g_waitPid;
36 static int g_backPid;
37
ThreadFunc(void * arg)38 static void *ThreadFunc(void *arg)
39 {
40 int status = 0;
41
42 int ret = waitpid(g_waitPid, &status, 0);
43 ICUNIT_GOTO_EQUAL(ret, g_waitPid, ret, EXIT);
44 status = WEXITSTATUS(status);
45 ICUNIT_GOTO_EQUAL(status, 3, status, EXIT); // 3, assert that function Result is equal to this.
46
47 EXIT:
48 return NULL;
49 }
50
ProcessTest(void)51 static int ProcessTest(void)
52 {
53 int ret;
54 int status = 100;
55 pthread_t newPthread;
56 pid_t pid, pid1, pid2;
57 int count = 0;
58
59 pid = fork();
60 ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, assert pid equal to this.
61 if (pid == 0) {
62 while (count < 20) { // 20, number of cycles
63 count++;
64 usleep(1000 * 10 * 2); // 1000, 10, 2, Used to calculate the delay time.
65 }
66 exit(3); // 3, exit args
67 }
68
69 g_waitPid = pid;
70 pid1 = fork();
71 ICUNIT_GOTO_WITHIN_EQUAL(pid1, 0, 100000, pid, EXIT); // 100000, assert pid1 equal to this.
72 if (pid1 == 0) {
73 while (count < 15) { // 15, number of cycles
74 count++;
75 usleep(1000 * 10 * 2); // 1000, 10, 2, Used to calculate the delay time.
76 }
77 exit(4); // 4, exit args
78 }
79
80 ret = pthread_create(&newPthread, NULL, ThreadFunc, NULL);
81 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
82
83 usleep(1000 * 10 * 2); // 1000, 10, 2, Used to calculate the delay time.
84
85 ret = waitpid(-1, &status, 0);
86 ICUNIT_GOTO_EQUAL(ret, pid1, ret, EXIT);
87 status = WEXITSTATUS(status);
88 ICUNIT_GOTO_EQUAL(status, 4, status, EXIT); // 4, assert status equal to this.
89
90 ret = pthread_join(newPthread, NULL);
91 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
92
93 exit(255); // 255, exit args
94 EXIT:
95 return 0;
96 }
97
TestCase(void)98 static int TestCase(void)
99 {
100 int ret;
101 int status = 0;
102 pid_t pid = fork();
103 ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, assert pid equal to this.
104 if (pid == 0) {
105 ProcessTest();
106 exit(g_iCunitErrLineNo);
107 }
108
109 ret = waitpid(pid, &status, 0);
110 ICUNIT_GOTO_EQUAL(ret, pid, ret, EXIT);
111 status = WEXITSTATUS(status);
112 ICUNIT_GOTO_EQUAL(status, 255, status, EXIT); // 255, assert status equal to this.
113 return 0;
114 EXIT:
115 return 1;
116 }
117
ItTestProcess019(void)118 void ItTestProcess019(void)
119 {
120 TEST_ADD_CASE("IT_POSIX_PROCESS_019", TestCase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
121 }
122