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 <sys/stat.h>
18 #include "functionalext.h"
19
20 /**
21 * @tc.name : openat_0100
22 * @tc.desc : Open /dev/null
23 * @tc.level : Level 0
24 */
openat_0100(void)25 void openat_0100(void)
26 {
27 int ret = openat(0, "/dev/null", O_CREAT, TEST_MODE);
28 EXPECT_NE("openat_0100", ret, ERREXPECT);
29
30 ret = openat(0, "/dev/null", O_TMPFILE, TEST_MODE);
31 EXPECT_EQ("openat_0100", ret, ERREXPECT);
32
33 ret = openat(0, "/dev/null", O_RDONLY);
34 EXPECT_NE("openat_0100", ret, ERREXPECT);
35 }
36
37 /**
38 * @tc.name : openat_0200
39 * @tc.desc : Open file openat_test does not exist
40 * @tc.level : Level 2
41 */
openat_0200(void)42 void openat_0200(void)
43 {
44 int ret = openat(0, "openat_test", O_CREAT, TEST_MODE);
45 EXPECT_EQ("openat_0200", ret, ERREXPECT);
46
47 ret = openat(0, "openat_test", O_TMPFILE, TEST_MODE);
48 EXPECT_EQ("openat_0200", ret, ERREXPECT);
49
50 ret = openat(0, "openat_test", O_RDONLY);
51 EXPECT_EQ("openat_0200", ret, ERREXPECT);
52 }
53
main(void)54 int main(void)
55 {
56 openat_0100();
57 openat_0200();
58 return t_status;
59 }