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 <fcntl.h>
17#include <stdio.h>
18#include <string.h>
19#include "test.h"
20
21const char *wrstring = "This is a test sample!";
22const char *path = "test.txt";
23
24/**
25 * @tc.name      : getc_0100
26 * @tc.desc      : Verify that the characters in the file can be get
27 * @tc.level     : Level 0
28 */
29void getc_0100(void)
30{
31    FILE *fptr = fopen(path, "w+");
32    if (!fptr) {
33        t_error("%s fopen failed\n", __func__);
34    }
35
36    size_t ret = fwrite(wrstring, sizeof(char), strlen(wrstring), fptr);
37    if (ret < 0) {
38        t_error("%s fwrite failed\n", __func__);
39    }
40
41    int fret = fseek(fptr, 0, SEEK_SET);
42    if (fret != 0) {
43        t_error("%s fseek failed\n", __func__);
44    }
45    char ch = getc(fptr);
46    if (ch != 'T') {
47        t_error("%s getc failed\n", __func__);
48    }
49
50    fclose(fptr);
51    remove(path);
52}
53
54int main(int argc, char *argv[])
55{
56    getc_0100();
57    return t_status;
58}