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1 /*
2  * Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without modification,
5  * are permitted provided that the following conditions are met:
6  *
7  * 1. Redistributions of source code must retain the above copyright notice, this list of
8  *    conditions and the following disclaimer.
9  *
10  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11  *    of conditions and the following disclaimer in the documentation and/or other materials
12  *    provided with the distribution.
13  *
14  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
15  *    to endorse or promote products derived from this software without specific prior written
16  *    permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
22  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
28  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #include "posix_fs_test.h"
32 
33 /* *
34  * @tc.number   SUB_KERNEL_FS_OPEN_OK
35  * @tc.name     open
36  * @tc.desc     [C- SOFTWARE -0200]
37  */
38 LITE_TEST_CASE(PosixFsFuncTestSuite, TestFsOpenOK, Function | MediumTest | Level1)
39 {
40     int32_t ret;
41     const char tmpFileName[TEST_BUF_SIZE] = { FILE1 };
42 
43     int32_t fd = open(tmpFileName, O_CREAT | O_RDWR, TEST_MODE_HIGH);
44     ICUNIT_ASSERT_NOT_EQUAL(fd, POSIX_FS_IS_ERROR, fd);
45 
46     ret = close(fd);
47     ICUNIT_ASSERT_NOT_EQUAL(ret, POSIX_FS_IS_ERROR, ret);
48 
49     fd = open(tmpFileName, O_CREAT | O_RDWR, TEST_MODE_NORMAL);
50     ICUNIT_ASSERT_NOT_EQUAL(fd, POSIX_FS_IS_ERROR, fd);
51 
52     ret = close(fd);
53     ICUNIT_ASSERT_NOT_EQUAL(ret, POSIX_FS_IS_ERROR, ret);
54 
55     ret = unlink(tmpFileName);
56     ICUNIT_ASSERT_NOT_EQUAL(ret, POSIX_FS_IS_ERROR, ret);
57 
58     return POSIX_FS_NO_ERROR;
59 }
60 
61 /* *
62  * @tc.number   SUB_KERNEL_FS_OPEN_EINVAL
63  * @tc.name     open
64  * @tc.desc     [C- SOFTWARE -0200]
65  */
66 LITE_TEST_CASE(PosixFsFuncTestSuite, TestFsOpenEINVAL, Function | MediumTest | Level1)
67 {
68     const char *tmpFileName1 = NULL;
69     const char *tmpFileName2 = "/";
70 
71     int32_t fd = open(tmpFileName1, O_CREAT | O_RDWR);
72     ICUNIT_ASSERT_EQUAL(errno, EINVAL, POSIX_FS_IS_ERROR);
73     ICUNIT_ASSERT_EQUAL(fd, POSIX_FS_IS_ERROR, fd);
74 
75     fd = open(tmpFileName2, O_CREAT | O_RDWR);
76     ICUNIT_ASSERT_EQUAL(errno, EINVAL, POSIX_FS_IS_ERROR);
77     ICUNIT_ASSERT_EQUAL(fd, POSIX_FS_IS_ERROR, fd);
78 
79     return POSIX_FS_NO_ERROR;
80 }
81 
82 /* *
83  * @tc.number   SUB_KERNEL_FS_OPEN_ENOENT
84  * @tc.name     open
85  * @tc.desc     [C- SOFTWARE -0200]
86  */
87 LITE_TEST_CASE(PosixFsFuncTestSuite, TestFsOpenENOENT, Function | MediumTest | Level1)
88 {
89     int32_t fd = -1;
90     const char tmpFileName[TEST_BUF_SIZE] = { FILE1 };
91     struct MountPoint *mountBak = g_mountPoints;
92 
93     g_mountPoints = NULL;
94     fd = open(tmpFileName, O_CREAT | O_RDWR);
95     g_mountPoints = mountBak;
96     ICUNIT_ASSERT_EQUAL(errno, ENOENT, POSIX_FS_IS_ERROR);
97     ICUNIT_ASSERT_EQUAL(fd, POSIX_FS_IS_ERROR, fd);
98 
99     return POSIX_FS_NO_ERROR;
100 }
101 
PosixFsOpenTest(void)102 void PosixFsOpenTest(void)
103 {
104     RUN_ONE_TESTCASE(TestFsOpenOK);
105     RUN_ONE_TESTCASE(TestFsOpenEINVAL);
106     RUN_ONE_TESTCASE(TestFsOpenENOENT);
107 }
108