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 "functionalext.h"
18
19 /**
20 * @tc.name : freopen_0100
21 * @tc.desc : Each parameter is valid, f is stdin, which can realize input redirection.
22 * @tc.level : Level 0
23 */
freopen_0100(void)24 void freopen_0100(void)
25 {
26 FILE *fp;
27 const char *ptr = "/data/tests/libc-test/src/functionalext/supplement/stdio/freopen.txt";
28 fp = freopen(ptr, "w+", stdin);
29 EXPECT_PTRNE("freopen_0100", fp, NULL);
30
31 fclose(stdin);
32 fclose(fp);
33 remove(ptr);
34 }
35
main(int argc,char * argv[])36 int main(int argc, char *argv[])
37 {
38 freopen_0100();
39 return t_status;
40 }