1 /*
2  * Copyright (C) 2024 HiHope Open Source Organization.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include <cerrno>
17 #include <cstdio>
18 #include <cstdlib>
19 #include <string>
20 #include <vector>
21 #include <fcntl.h>
22 #include <unistd.h>
23 #include <gtest/gtest.h>
24 #include <sys/stat.h>
25 #include <sys/types.h>
26 #include "securec.h"
27 
28 using namespace testing::ext;
29 using namespace std;
30 
31 class FchmodApiTest : public testing::Test {
32 public:
33     static void SetUpTestCase();
34     static void TearDownTestCase();
35     void SetUp();
36     void TearDown();
37 private:
38 };
SetUp()39 void FchmodApiTest::SetUp()
40 {
41 }
TearDown()42 void FchmodApiTest::TearDown()
43 {
44 }
SetUpTestCase()45 void FchmodApiTest::SetUpTestCase()
46 {
47 }
TearDownTestCase()48 void FchmodApiTest::TearDownTestCase()
49 {
50 }
51 
52 static const char *TEST_FILE = "/data/local/tmp/test.txt";
53 mode_t MODE_0644 = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
54 mode_t MODE_0755 = S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
55 struct stat g_statbuf;
56 
57 /*
58  * @tc.number : SUB_KERNEL_SYSCALL_FCHMOD_0100
59  * @tc.name   : FchmodFileModeSuccess_0001
60  * @tc.desc   : fchmod change file mode bits success.
61  * @tc.size   : MediumTest
62  * @tc.type   : Function
63  * @tc.level  : Level 1
64  */
HWTEST_F(FchmodApiTest, FchmodFileModeSuccess_0001, Function | MediumTest | Level1)65 HWTEST_F(FchmodApiTest, FchmodFileModeSuccess_0001, Function | MediumTest | Level1)
66 {
67     int ret = -1;
68 
69     int fd = open(TEST_FILE, O_CREAT | O_RDWR, MODE_0644);
70     EXPECT_TRUE(fd > 0);
71 
72     ret = fchmod(fd, MODE_0755);
73     EXPECT_EQ(ret, 0);
74 
75     ret = fstat(fd, &g_statbuf);
76     EXPECT_EQ(ret, 0);
77     EXPECT_EQ((g_statbuf.st_mode & S_IXUSR), S_IXUSR);
78     EXPECT_EQ((g_statbuf.st_mode & S_IXGRP), S_IXGRP);
79     EXPECT_EQ((g_statbuf.st_mode & S_IXOTH), S_IXOTH);
80 
81     close(fd);
82 }
83 
84 /*
85  * @tc.number : SUB_KERNEL_SYSCALL_FCHMOD_0200
86  * @tc.name   : FchmodInvalidFdModeFail_0002
87  * @tc.desc   : fchmod change invalid fd mode bits fail, errno EBADF.
88  * @tc.size   : MediumTest
89  * @tc.type   : Function
90  * @tc.level  : Level 2
91  */
HWTEST_F(FchmodApiTest, FchmodInvalidFdModeFail_0002, Function | MediumTest | Level2)92 HWTEST_F(FchmodApiTest, FchmodInvalidFdModeFail_0002, Function | MediumTest | Level2)
93 {
94     int ret = -1;
95     int invalidFd = -1;
96     errno = 0;
97     ret = fchmod(invalidFd, MODE_0644);
98     EXPECT_NE(ret, 0);
99     EXPECT_EQ(errno, EBADF);
100 }
101