1 /**
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
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 <errno.h>
17 #include <stdlib.h>
18 #include <sys/wait.h>
19 #include "functionalext.h"
20 
21 /**
22  * @tc.name      : getresuid_0100
23  * @tc.desc      : Get the real UID, the effective UID, and the saved set-user-ID of the calling process
24  * @tc.level     : Level 0
25  */
getresuid_0100(void)26 void getresuid_0100(void)
27 {
28     uid_t ruid = -1;
29     uid_t euid = -1;
30     uid_t suid = -1;
31     int rev = getresuid(&ruid, &euid, &suid);
32     EXPECT_EQ("getresuid_0100", rev, 0);
33 }
34 
35 /**
36  * @tc.name      : getresuid_0200
37  * @tc.desc      : Get the real UID, the effective UID, and the saved set-user-ID of the child process
38  * @tc.level     : Level 0
39  */
getresuid_0200(void)40 void getresuid_0200(void)
41 {
42     pid_t pid = fork();
43     if (pid == 0) {
44         uid_t ruid = -1;
45         uid_t euid = -1;
46         uid_t suid = -1;
47         int rev = getresuid(&ruid, &euid, &suid);
48         EXPECT_EQ("getresuid_0200", rev, 0);
49     } else if (pid > 0) {
50         wait(NULL);
51     }
52 }
53 
54 /**
55  * @tc.name      : getresuid_0300
56  * @tc.desc      : Provide wrong arguments, call getresuid
57  * @tc.level     : Level 2
58  */
getresuid_0300(void)59 void getresuid_0300(void)
60 {
61     int rev = getresuid(NULL, NULL, NULL);
62     EXPECT_EQ("getresuid_0300", rev, -1);
63 }
64 
main(void)65 int main(void)
66 {
67     getresuid_0100();
68     getresuid_0200();
69     getresuid_0300();
70     return t_status;
71 }