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      : dprintf_0100
21 * @tc.desc      : Verify the number of characters returned by the function (if the file parameter is stdout)
22 * @tc.level     : Level 0
23 */
24void dprintf_0100(void)
25{
26    int result = dprintf(1, "This is a test!!QAZ@WSX12");
27    printf("\n");
28    int ret = strlen("This is a test!!QAZ@WSX12");
29    EXPECT_EQ("dprintf_0100", result, ret);
30}
31
32/**
33 * @tc.name      : dprintf_0200
34 * @tc.desc      : Verify the number of characters returned by the function (if the file argument is stderr)
35 * @tc.level     : Level 0
36 */
37void dprintf_0200(void)
38{
39    int result = dprintf(2, "This is a test!");
40    printf("\n");
41    int ret = strlen("This is a test!");
42    EXPECT_EQ("dprintf_0200", result, ret);
43}
44
45/**
46 * @tc.name      : dprintf_0300
47 * @tc.desc      : Verify the number of characters returned by the function
48                  (if the file is successfully opened in W mode and its return value is used as a file parameter)
49 * @tc.level     : Level 0
50 */
51void dprintf_0300(void)
52{
53    const char *path = "/data/test.txt";
54    int fd = open(path, O_CREAT | O_WRONLY, TEST_MODE);
55    EXPECT_NE("dprintf_0300", fd, -1);
56
57    int result = dprintf(fd, "This is a test!");
58    int ret = strlen("This is a test!");
59
60    EXPECT_EQ("dprintf_0300", result, ret);
61
62    close(fd);
63    remove(path);
64}
65
66/**
67 * @tc.name      : dprintf_0400
68 * @tc.desc      : Verify the number of characters returned by the function
69                  (if the file is successfully opened in R mode and its return value is used as a file parameter)
70 * @tc.level     : Level 2
71 */
72void dprintf_0400(void)
73{
74    const char *path = "/data/test.txt";
75    int fd = open(path, O_CREAT | O_RDONLY, TEST_MODE);
76    EXPECT_NE("dprintf_0400", fd, -1);
77
78    int result = dprintf(fd, "This is a test!");
79    EXPECT_EQ("dprintf_0400", result, -1);
80
81    close(fd);
82    remove(path);
83}
84
85int main(int argc, char *argv[])
86{
87    dprintf_0100();
88    dprintf_0200();
89    dprintf_0300();
90    dprintf_0400();
91    return t_status;
92}