1 /*
2  * Copyright (C) 2024 HiHope Open Source Organization.
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 <cstdio>
17 #include <cstdlib>
18 #include <fcntl.h>
19 #include <string>
20 #include <unistd.h>
21 #include <vector>
22 #include <gtest/gtest.h>
23 #include <sys/stat.h>
24 #include <sys/types.h>
25 #include "securec.h"
26 
27 using namespace testing::ext;
28 using namespace std;
29 
30 class CloseApiTest : public testing::Test {
31 public:
32     static void SetUpTestCase();
33     static void TearDownTestCase();
34     void SetUp();
35     void TearDown();
36 private:
37 };
SetUp()38 void CloseApiTest::SetUp()
39 {
40 }
TearDown()41 void CloseApiTest::TearDown()
42 {
43 }
SetUpTestCase()44 void CloseApiTest::SetUpTestCase()
45 {
46 }
TearDownTestCase()47 void CloseApiTest::TearDownTestCase()
48 {
49 }
50 
51 static const char *TEST_FILE = "/data/local/tmp/close.txt";
52 static const mode_t MODE_0644 = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
53 
54 /*
55  * @tc.number : SUB_KERNEL_SYSCALL_CLOSE_0100
56  * @tc.name   : CloseFileSuccess_0001
57  * @tc.desc   : close file descriptor success.
58  * @tc.size   : MediumTest
59  * @tc.type   : Function
60  * @tc.level  : Level 1
61  */
HWTEST_F(CloseApiTest, CloseFileSuccess_0001, Function | MediumTest | Level1)62 HWTEST_F(CloseApiTest, CloseFileSuccess_0001, Function | MediumTest | Level1)
63 {
64     int fd = open(TEST_FILE, O_RDWR | O_CREAT, MODE_0644);
65     EXPECT_TRUE(fd > 0);
66 
67     int ret = close(fd);
68     EXPECT_EQ(ret, 0);
69 
70     remove(TEST_FILE);
71 }
72 
73 /*
74  * @tc.number : SUB_KERNEL_SYSCALL_CLOSE_0200
75  * @tc.name   : CloseFileFail_0002
76  * @tc.desc   : close invalid file descriptor failed.
77  * @tc.size   : MediumTest
78  * @tc.type   : Function
79  * @tc.level  : Level 2
80  */
HWTEST_F(CloseApiTest, CloseFileFail_0002, Function | MediumTest | Level2)81 HWTEST_F(CloseApiTest, CloseFileFail_0002, Function | MediumTest | Level2)
82 {
83     int fd = -1;
84     errno = 0;
85     int ret = close(fd);
86     EXPECT_EQ(ret, -1);
87     EXPECT_EQ(errno, EBADF);
88 }
89