1570af302Sopenharmony_ci/*
2570af302Sopenharmony_ci * Copyright (c) 2022 Huawei Device Co., Ltd.
3570af302Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
4570af302Sopenharmony_ci * you may not use this file except in compliance with the License.
5570af302Sopenharmony_ci * You may obtain a copy of the License at
6570af302Sopenharmony_ci *
7570af302Sopenharmony_ci *     http://www.apache.org/licenses/LICENSE-2.0
8570af302Sopenharmony_ci *
9570af302Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software
10570af302Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
11570af302Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12570af302Sopenharmony_ci * See the License for the specific language governing permissions and
13570af302Sopenharmony_ci * limitations under the License.
14570af302Sopenharmony_ci */
15570af302Sopenharmony_ci
16570af302Sopenharmony_ci#include <stdlib.h>
17570af302Sopenharmony_ci#include <unistd.h>
18570af302Sopenharmony_ci#include "functionalext.h"
19570af302Sopenharmony_ci
20570af302Sopenharmony_ci/**
21570af302Sopenharmony_ci * @tc.name      : getlogin_0100
22570af302Sopenharmony_ci * @tc.desc      : Successfully obtained the logged in username.
23570af302Sopenharmony_ci * @tc.level     : Level 0
24570af302Sopenharmony_ci */
25570af302Sopenharmony_civoid getlogin_0100(void)
26570af302Sopenharmony_ci{
27570af302Sopenharmony_ci    char *ret;
28570af302Sopenharmony_ci    ret = getlogin();
29570af302Sopenharmony_ci    if (ret == NULL) {
30570af302Sopenharmony_ci        int senv = setenv("LOGNAME", "newlogname", 1);
31570af302Sopenharmony_ci        EXPECT_EQ("getlogin_0100", senv, 0);
32570af302Sopenharmony_ci        ret = getlogin();
33570af302Sopenharmony_ci        EXPECT_TRUE("getlogin_0100", strcmp(ret, "newlogname") == 0);
34570af302Sopenharmony_ci        unsetenv("LOGNAME");
35570af302Sopenharmony_ci    } else {
36570af302Sopenharmony_ci        char *genv;
37570af302Sopenharmony_ci        genv = getenv("LOGNAME");
38570af302Sopenharmony_ci        EXPECT_TRUE("getlogin_0100", strcmp(ret, genv) == 0);
39570af302Sopenharmony_ci    }
40570af302Sopenharmony_ci}
41570af302Sopenharmony_ci
42570af302Sopenharmony_ciint main(int argc, char *argv[])
43570af302Sopenharmony_ci{
44570af302Sopenharmony_ci    getlogin_0100();
45570af302Sopenharmony_ci    return t_status;
46570af302Sopenharmony_ci}