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 <mntent.h>
17 #include <stdbool.h>
18 #include "functionalext.h"
19
20 /**
21 * @tc.name : getmntent_0100
22 * @tc.desc : The parameters are valid and the file information can be read.
23 * @tc.level : Level 0
24 */
getmntent_0100(void)25 void getmntent_0100(void)
26 {
27 char c[1000];
28 char str[100];
29 FILE *fptr = NULL;
30 if ((fptr = fopen("/proc/mounts", "r")) == NULL) {
31 t_error("%s Error! fopen failed\n", __func__);
32 }
33 fscanf(fptr, "%[^\n]", c);
34 fclose(fptr);
35 sscanf(c, "%[^ ]", str);
36 struct mntent *m = NULL;
37 FILE *ffp = setmntent("/proc/mounts", "r");
38 EXPECT_PTRNE("getmntent_0100", ffp, NULL);
39 m = getmntent(ffp);
40 EXPECT_TRUE("getmntent_0100", m != NULL);
41 EXPECT_EQ("getmntent_0100", strcmp(m->mnt_fsname, str), 0);
42
43 endmntent(ffp);
44 }
45
46 /**
47 * @tc.name : getmntent_0200
48 * @tc.desc : Invalid parameter, failed to read file information.
49 * @tc.level : Level 2
50 */
getmntent_0200(void)51 void getmntent_0200(void)
52 {
53 char c[1000];
54 char *str = "This is a test";
55 FILE *fp = fopen("/data/getmntent.txt", "w");
56 EXPECT_PTRNE("getmntent_0200", fp, NULL);
57 fputs(str, fp);
58 fclose(fp);
59 struct mntent *m = NULL;
60 FILE *ffp = setmntent("/data/getmntent.txt", "r");
61 EXPECT_PTRNE("getmntent_0200", ffp, NULL);
62
63 m = getmntent(ffp);
64 EXPECT_EQ("getmntent_0200", m, NULL);
65 endmntent(ffp);
66 remove("/data/getmntent.txt");
67 }
68
main(void)69 int main(void)
70 {
71 getmntent_0100();
72 getmntent_0200();
73 return t_status;
74 }