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 <errno.h>
17 #include <stdlib.h>
18 #include <unistd.h>
19 #include "test.h"
20
21 /**
22 * @tc.name : sbrk_0100
23 * @tc.desc : Find the current location of the program break
24 * @tc.level : Level 0
25 */
sbrk_0100(void)26 void sbrk_0100(void)
27 {
28 errno = 0;
29 int *p = sbrk(0);
30 if (p == (void *)(-1)) {
31 t_error("%s sbrk failed\n", __func__);
32 }
33 if (errno == ENOMEM) {
34 t_error("%s errno is %d\n", __func__, errno);
35 }
36 }
37
38 /**
39 * @tc.name : sbrk_0100
40 * @tc.desc : Exception return value test when parameter is 1
41 * @tc.level : Level 2
42 */
sbrk_0200(void)43 void sbrk_0200(void)
44 {
45 errno = 0;
46 int *p = sbrk(1);
47 if (p != (void *)(-1)) {
48 t_error("%s sbrk failed\n", __func__);
49 }
50 if (errno != ENOMEM) {
51 t_error("%s errno is %d\n", __func__, errno);
52 }
53 }
54
main(int argc,char * argv[])55 int main(int argc, char *argv[])
56 {
57 sbrk_0100();
58 sbrk_0200();
59 return t_status;
60 }