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_signal.h"
32
33
34 static const int NAME_BUF_SIZE = 50;
35 static const int TAR_STR_LEN = 12;
36
Testcase(VOID)37 static UINT32 Testcase(VOID)
38 {
39 int tarFd, ret, spid;
40 char buffer[20]; // 20, target buffer size
41 char pathname[NAME_BUF_SIZE];
42 char *filename = "/mkfifotest2";
43 char *dir = "/dev";
44 errno_t ret1 = strncpy_s(pathname, NAME_BUF_SIZE, dir, strlen(dir));
45 ICUNIT_ASSERT_EQUAL(ret1, EOK, ret1);
46
47 ret1 = strcat_s(pathname, NAME_BUF_SIZE, filename);
48 ICUNIT_ASSERT_EQUAL(ret1, EOK, ret1);
49
50 ret = mkfifo(pathname, 0777); // 0777, file athurioty
51 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT1);
52 spid = fork();
53 ICUNIT_GOTO_NOT_EQUAL(ret, -1, ret, EXIT1);
54 if (spid == 0) {
55 sleep(1);
56 tarFd = open(pathname, O_WRONLY, 0777); // 0777, file athurioty
57 if (tarFd == -1) {
58 exit(12); // 12, the value of son process unexpect exit, convenient to debug
59 }
60 printf("son tarfd = %d\n", tarFd);
61 ret = write(tarFd, "hello world", TAR_STR_LEN);
62 if (ret != TAR_STR_LEN) {
63 exit(11); // 11, the value of son process unexpect exit, convenient to debug
64 }
65 printf("write first status: %d\n", ret);
66 close(tarFd);
67 exit(RED_FLAG);
68 }
69
70 tarFd = open(pathname, O_RDONLY, 0777); // 0777, file athurioty
71 printf("son tarfd = %d\n", tarFd);
72 ICUNIT_GOTO_NOT_EQUAL(tarFd, -1, tarFd, EXIT);
73 ret = read(tarFd, buffer, TAR_STR_LEN);
74 ICUNIT_GOTO_EQUAL(ret, TAR_STR_LEN, ret, EXIT);
75 ret = strcmp(buffer, "hello world");
76 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
77 printf("read fifo success: %s\n", buffer);
78 wait(&ret);
79 ICUNIT_GOTO_EQUAL(WEXITSTATUS(ret), RED_FLAG, WEXITSTATUS(ret), EXIT);
80
81 close(tarFd);
82 remove(pathname);
83 printf("mkfifo ok\n");
84 return LOS_OK;
85 EXIT:
86 close(tarFd);
87 EXIT1:
88 remove(pathname);
89 return LOS_NOK;
90 }
91
ItIpcMkfifo002(void)92 VOID ItIpcMkfifo002(void)
93 {
94 TEST_ADD_CASE(__FUNCTION__, Testcase, TEST_LIB, TEST_LIBC, TEST_LEVEL1, TEST_FUNCTION);
95 }
96