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/file.h>
25 #include <sys/stat.h>
26 #include <sys/types.h>
27 #include <sys/utsname.h>
28 #include <sys/xattr.h>
29 #include "securec.h"
30 
31 using namespace testing::ext;
32 using namespace std;
33 
34 static const char *TEST_DOMAIN_NAME = "domainname.com";
35 static const int DOMAIN_NAME_MAX_LEN = 256;
36 static const int MIN_LEN = 1;
37 
38 class SetDomainNameApiTest : public testing::Test {
39 public:
40     static void SetUpTestCase();
41     static void TearDownTestCase();
42     void SetUp();
43     void TearDown();
44 private:
45     char domainName[DOMAIN_NAME_MAX_LEN] = { 0 };
46 };
SetUp()47 void SetDomainNameApiTest::SetUp()
48 {
49     (void)getdomainname(domainName, sizeof(domainName));
50 }
TearDown()51 void SetDomainNameApiTest::TearDown()
52 {
53     (void)setdomainname(domainName, strlen(domainName));
54 }
SetUpTestCase()55 void SetDomainNameApiTest::SetUpTestCase()
56 {
57 }
TearDownTestCase()58 void SetDomainNameApiTest::TearDownTestCase()
59 {
60 }
61 
62 /*
63  * @tc.number : SUB_KERNEL_SYSCALL_SETDOMAINNAME_0100
64  * @tc.name   : SetdomainnameChangeNameSuccess_0001
65  * @tc.desc   : setdomainname change the system domainname success.
66  * @tc.size   : MediumTest
67  * @tc.type   : Function
68  * @tc.level  : Level 1
69  */
HWTEST_F(SetDomainNameApiTest, SetdomainnameChangeNameSuccess_0001, Function | MediumTest | Level1)70 HWTEST_F(SetDomainNameApiTest, SetdomainnameChangeNameSuccess_0001, Function | MediumTest | Level1)
71 {
72     char buffer[DOMAIN_NAME_MAX_LEN] = { 0 };
73     int ret = setdomainname(TEST_DOMAIN_NAME, strlen(TEST_DOMAIN_NAME));
74     EXPECT_EQ(ret, 0);
75     ret = getdomainname(buffer, sizeof(buffer));
76     EXPECT_EQ(ret, 0);
77     EXPECT_STREQ(buffer, TEST_DOMAIN_NAME);
78 }
79 
80 /*
81  * @tc.number : SUB_KERNEL_SYSCALL_SETDOMAINNAME_0200
82  * @tc.name   : SetdomainnameUseInvalidLenFailed_0002
83  * @tc.desc   : setdomainname use the length larger than 256 failed, errno EINVAL.
84  * @tc.size   : MediumTest
85  * @tc.type   : Function
86  * @tc.level  : Level 2
87  */
HWTEST_F(SetDomainNameApiTest, SetdomainnameUseInvalidLenFailed_0002, Function | MediumTest | Level2)88 HWTEST_F(SetDomainNameApiTest, SetdomainnameUseInvalidLenFailed_0002, Function | MediumTest | Level2)
89 {
90     errno = 0;
91     int ret = setdomainname(TEST_DOMAIN_NAME, DOMAIN_NAME_MAX_LEN + 1);
92     EXPECT_EQ(ret, -1);
93     EXPECT_EQ(errno, EINVAL);
94 }
95 
96 /*
97  * @tc.number : SUB_KERNEL_SYSCALL_SETDOMAINNAME_0300
98  * @tc.name   : SetdomainnameUseInvalidNameFailed_0003
99  * @tc.desc   : setdomainname use invalid name failed.
100  * @tc.size   : MediumTest
101  * @tc.type   : Function
102  * @tc.level  : Level 2
103  */
HWTEST_F(SetDomainNameApiTest, SetdomainnameUseInvalidNameFailed_0003, Function | MediumTest | Level2)104 HWTEST_F(SetDomainNameApiTest, SetdomainnameUseInvalidNameFailed_0003, Function | MediumTest | Level2)
105 {
106     errno = 0;
107     int ret = setdomainname(nullptr, strlen(TEST_DOMAIN_NAME));
108     EXPECT_EQ(ret, -1);
109     EXPECT_EQ(errno, EFAULT);
110 }
111 
112 /*
113  * @tc.number : SUB_KERNEL_SYSCALL_SETDOMAINNAME_0400
114  * @tc.name   : GetdomainnameMinLenFailed_0004
115  * @tc.desc   : getdomainname use too min len failed return EINVAL.
116  * @tc.size   : MediumTest
117  * @tc.type   : Function
118  * @tc.level  : Level 2
119  */
HWTEST_F(SetDomainNameApiTest, GetdomainnameMinLenFailed_0004, Function | MediumTest | Level2)120 HWTEST_F(SetDomainNameApiTest, GetdomainnameMinLenFailed_0004, Function | MediumTest | Level2)
121 {
122     int ret;
123     char buffer[MIN_LEN] = { 0 };
124     errno = 0;
125     ret = getdomainname(buffer, sizeof(buffer));
126     EXPECT_EQ(ret, -1);
127     EXPECT_EQ(errno, EINVAL);
128 }