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 <stdlib.h>
17 #include <unistd.h>
18 #include "functionalext.h"
19 
20 /**
21  * @tc.name      : getlogin_0100
22  * @tc.desc      : Successfully obtained the logged in username.
23  * @tc.level     : Level 0
24  */
getlogin_0100(void)25 void getlogin_0100(void)
26 {
27     char *ret;
28     ret = getlogin();
29     if (ret == NULL) {
30         int senv = setenv("LOGNAME", "newlogname", 1);
31         EXPECT_EQ("getlogin_0100", senv, 0);
32         ret = getlogin();
33         EXPECT_TRUE("getlogin_0100", strcmp(ret, "newlogname") == 0);
34         unsetenv("LOGNAME");
35     } else {
36         char *genv;
37         genv = getenv("LOGNAME");
38         EXPECT_TRUE("getlogin_0100", strcmp(ret, genv) == 0);
39     }
40 }
41 
main(int argc, char *argv[])42 int main(int argc, char *argv[])
43 {
44     getlogin_0100();
45     return t_status;
46 }