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 <cstdlib>
17#include <cstdio>
18#include <fcntl.h>
19#include <unistd.h>
20#include <sys/types.h>
21#include <sys/stat.h>
22#include <gtest/gtest.h>
23
24using namespace testing::ext;
25using namespace std;
26
27static const char *INVALID_FILE_PATH = "/data/invalid";
28static const char *TEST_FILE = "/data/local/tmp/chroot_file";
29mode_t MODE_0755 = S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
30
31class ChrootApiTest : public testing::Test {
32public:
33    static void SetUpTestCase();
34    static void TearDownTestCase();
35    void SetUp();
36    void TearDown();
37private:
38};
39void ChrootApiTest::SetUp()
40{
41}
42void ChrootApiTest::TearDown()
43{
44}
45void ChrootApiTest::SetUpTestCase()
46{
47}
48void ChrootApiTest::TearDownTestCase()
49{
50}
51
52/*
53 * @tc.number : SUB_KERNEL_SYSCALL_CHDIR_0200
54 * @tc.name   : ChrootNullptrPathFailed_0002
55 * @tc.desc   : Chroot nullptr failed.
56 * @tc.size   : MediumTest
57 * @tc.type   : Function
58 * @tc.level  : Level 2
59 */
60HWTEST_F(ChrootApiTest, ChrootNullptrPathFailed_0002, Function | MediumTest | Level2)
61{
62    int ret;
63    errno = 0;
64    ret = chroot(nullptr);
65    EXPECT_EQ(ret, -1);
66    EXPECT_EQ(errno, EFAULT);
67}
68
69/*
70 * @tc.number : SUB_KERNEL_SYSCALL_CHDIR_0300
71 * @tc.name   : ChrootInvalidPathFailed_0003
72 * @tc.desc   : Chroot invalid dir failed.
73 * @tc.size   : MediumTest
74 * @tc.type   : Function
75 * @tc.level  : Level 2
76 */
77HWTEST_F(ChrootApiTest, ChrootInvalidPathFailed_0003, Function | MediumTest | Level2)
78{
79    int ret;
80    errno = 0;
81    ret = chroot(INVALID_FILE_PATH);
82    EXPECT_EQ(ret, -1);
83    EXPECT_EQ(errno, ENOENT);
84}
85
86/*
87 * @tc.number : SUB_KERNEL_SYSCALL_CHDIR_0400
88 * @tc.name   : ChrootFileFailed_0004
89 * @tc.desc   : Chroot file failed.
90 * @tc.size   : MediumTest
91 * @tc.type   : Function
92 * @tc.level  : Level 2
93 */
94HWTEST_F(ChrootApiTest, ChrootFileFailed_0004, Function | MediumTest | Level2)
95{
96    int ret;
97    int fd;
98    fd = open(TEST_FILE, O_RDWR | O_CREAT, MODE_0755);
99    close(fd);
100
101    errno = 0;
102    ret = chroot(TEST_FILE);
103    EXPECT_EQ(ret, -1);
104    EXPECT_EQ(errno, ENOTDIR);
105    unlink(TEST_FILE);
106}