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
Child1(int currGid)33 static int Child1(int currGid)
34 {
35 int ret;
36
37 ICUNIT_ASSERT_EQUAL(currGid, getpgrp(), getpgrp());
38
39 ret = setpgrp();
40 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
41 ICUNIT_ASSERT_EQUAL(getpid(), getpgrp(), getpgrp());
42
43 usleep(1000 * 10 * 10); // 1000, 10, 10, Used to calculate the delay time.
44
45 ret = setpgid(getpid(), currGid);
46 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
47 ICUNIT_ASSERT_EQUAL(getpgrp(), currGid, getpgrp());
48
49 usleep(1000 * 10 * 5); // 1000, 10, 5, Used to calculate the delay time.
50 exit(255); // 255, exit args
51 }
52
Child2(int currGid,int gid)53 static int Child2(int currGid, int gid)
54 {
55 int ret;
56
57 ICUNIT_ASSERT_EQUAL(currGid, getpgrp(), getpgrp());
58
59 ret = setpgid(getpid(), gid);
60 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
61 ICUNIT_ASSERT_EQUAL(getpgrp(), gid, getpgrp());
62
63 usleep(1000 * 10 * 12); // 1000, 10, 12, Used to calculate the delay time.
64
65 ret = setpgrp();
66 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
67 ICUNIT_ASSERT_EQUAL(getpgrp(), getpid(), getpgrp());
68
69 exit(255); // 255, exit args
70 }
71
ProcessGroup(void)72 static int ProcessGroup(void)
73 {
74 int ret;
75 int status = 0;
76 pid_t pid, pid1;
77 int currGid = getpgrp();
78 ret = setpgrp();
79 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
80
81 currGid = getpgrp();
82
83 pid = fork();
84 ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, assert pid equal to this.
85
86 if (pid == 0) {
87 Child1(currGid);
88 exit(g_iCunitErrLineNo);
89 }
90
91 usleep(1000 * 10 * 2); // 1000, 10, 2, Used to calculate the delay time.
92
93 pid1 = fork();
94 ICUNIT_GOTO_WITHIN_EQUAL(pid1, 0, 100000, pid1, EXIT); // 100000, assert pid1 equal to this.
95 ICUNIT_GOTO_NOT_EQUAL(pid1, pid, pid1, EXIT);
96
97 if (pid1 == 0) {
98 Child2(currGid, pid);
99 exit(g_iCunitErrLineNo);
100 }
101
102 ret = waitpid(pid, &status, 0);
103 ICUNIT_ASSERT_EQUAL(ret, pid, ret);
104 status = WEXITSTATUS(status);
105 ICUNIT_GOTO_EQUAL(status, 255, status, EXIT); // 255, assert status equal to this.
106
107 status = 0;
108 ret = waitpid(pid1, &status, 0);
109 ICUNIT_ASSERT_EQUAL(ret, pid1, ret);
110 status = WEXITSTATUS(status);
111 ICUNIT_GOTO_EQUAL(status, 255, status, EXIT); // 255, assert status equal to this.
112
113 exit(255); // 255, exit args
114 EXIT:
115 return 0;
116 }
117
TestCase(void)118 static int TestCase(void)
119 {
120 int ret;
121 int status = 0;
122 pid_t pid, pid1;
123 int currGid = getpgrp();
124 pid = fork();
125 ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, assert pid equal to this.
126
127 if (pid == 0) {
128 ProcessGroup();
129 exit(g_iCunitErrLineNo);
130 }
131
132 ret = waitpid(pid, &status, 0);
133 ICUNIT_ASSERT_EQUAL(ret, pid, ret);
134 status = WEXITSTATUS(status);
135 ICUNIT_GOTO_EQUAL(status, 255, status, EXIT); // 255, assert status equal to this.
136
137 return 0;
138 EXIT:
139 return 1;
140 }
141
ItTestProcess036(void)142 void ItTestProcess036(void)
143 {
144 TEST_ADD_CASE("IT_POSIX_PROCESS_036", TestCase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
145 }
146