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 "functionalext.h"
17
18 const char *path = "/data/fputs.txt";
19
20 /**
21 * @tc.name : fputs_0100
22 * @tc.desc : Writes the string s to stream
23 * @tc.level : level 0.
24 */
fputs_0100(void)25 void fputs_0100(void)
26 {
27 FILE *fptr = fopen(path, "w+");
28 EXPECT_PTRNE("fputs_0100", fptr, NULL);
29
30 int len = fputs("this is a test string", fptr);
31 EXPECT_TRUE("fputs_0100", len >= 0);
32 fclose(fptr);
33 remove(path);
34 }
35
36 /**
37 * @tc.name : fputs_0200
38 * @tc.desc : An empty string is written in the specified file.
39 * @tc.level : level 0.
40 */
fputs_0200(void)41 void fputs_0200(void)
42 {
43 FILE *fptr = fopen(path, "w+");
44 EXPECT_PTRNE("fputs_0200", fptr, NULL);
45
46 int len = fputs("", fptr);
47 EXPECT_TRUE("fputs_0200", len >= 0);
48 fclose(fptr);
49 remove(path);
50 }
51
52 /**
53 * @tc.name : fputs_0300
54 * @tc.desc : Verify that an empty string cannot be written to the specified file.
55 * @tc.level : level 2.
56 */
fputs_0300(void)57 void fputs_0300(void)
58 {
59 FILE *p = fopen(path, "w");
60 fclose(p);
61 p = fopen(path, "r");
62 int len = fputs("this is a test string", p);
63 EXPECT_EQ("fputs_0300", len, EOF);
64 fclose(p);
65 remove(path);
66 }
67
main(int argc, char *argv[])68 int main(int argc, char *argv[])
69 {
70 fputs_0100();
71 fputs_0200();
72 fputs_0300();
73 return t_status;
74 }
75