1 /*
2 * Copyright (C) 2025 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 <stdio.h>
18 #include <stdlib.h>
19 #include "functionalext.h"
20
21 const size_t ERRORLEN = -1;
22
23 /**
24 * @tc.name: fprintf_0100
25 * @tc.desc: Verify fprintf and stdout process success.
26 * @tc.level: level 0.
27 */
fprintf_0100(void)28 void fprintf_0100(void)
29 {
30 char str[] = "This is a fprintf_0100";
31 size_t len = fprintf(stdout, "%s", str);
32 EXPECT_EQ("fprintf_0100", len, strlen(str));
33 }
34
35 /**
36 * @tc.name: fprintf_0200
37 * @tc.desc: Verify fprintf and stderr process success.
38 * @tc.level: level 0.
39 */
fprintf_0200(void)40 void fprintf_0200(void)
41 {
42 char str[] = "This is a test fprintf_0200";
43 size_t len = fprintf(stderr, "%s", str);
44 EXPECT_EQ("fprintf_0200", len, strlen(str));
45 }
46
47 /**
48 * @tc.name: fprintf_0300
49 * @tc.desc: Verify fprintf and fopen("w") process success.
50 * @tc.level: level 0.
51 */
fprintf_0300(void)52 void fprintf_0300(void)
53 {
54 char str[] = "这是一个测试";
55 int len = 0;
56 FILE *fptr = fopen("tempory_testfprintf.txt", "w");
57 if (fptr != NULL) {
58 len = fprintf(fptr, "%s", str);
59 fclose(fptr);
60 }
61 EXPECT_EQ("fprintf_0300", len, strlen(str));
62 }
63
64 /**
65 * @tc.name: fprintf_0400
66 * @tc.desc: Verify fflush and fopen("r") and fclose and return -1.
67 * @tc.level: level 2.
68 */
fprintf_0400(void)69 void fprintf_0400(void)
70 {
71 char str[] = "这是一个测试";
72 size_t len = 0;
73 FILE *fptr = fopen("tempory_testfprintf.txt", "r");
74 if (fptr != NULL) {
75 len = fprintf(fptr, "%s", str);
76 fclose(fptr);
77 }
78 EXPECT_EQ("fprintf_0400", len, ERRORLEN);
79 remove("tempory_testfprintf.txt");
80 }
81
82 /**
83 * @tc.name: fprintf_0500
84 * @tc.desc: Verify fprintf with multiple format specifiers.
85 * @tc.level: level 0.
86 */
fprintf_0500(void)87 void fprintf_0500(void)
88 {
89 char str[] = "Test";
90 int num = 123;
91 double d = 45.67;
92 size_t len = 0;
93 FILE *fptr = fopen("tempory_testfprintf.txt", "w");
94 if (fptr != NULL) {
95 len = fprintf(fptr, "String: %s, Int: %d, Double: %.2f", str, num, d);
96 fclose(fptr);
97 }
98 int expected_len = strlen("String: Test, Int: 123, Double: 45.67");
99 EXPECT_EQ("fprintf_0500", len, expected_len);
100 (void)remove("tempory_testfprintf.txt");
101 }
102
103
104 /**
105 * @tc.name: fprintf_0600
106 * @tc.desc: Verify fprintf with append mode.
107 * @tc.level: level 0.
108 */
fprintf_0600(void)109 void fprintf_0600(void)
110 {
111 char str1[] = "First line\n";
112 char str2[] = "Second line\n";
113
114 // Write first line
115 FILE *fptr = fopen("tempory_testfprintf.txt", "w");
116 if (fptr != NULL) {
117 fprintf(fptr, "%s", str1);
118 fclose(fptr);
119 }
120
121 // Append second line
122 fptr = fopen("tempory_testfprintf.txt", "a");
123 size_t len = 0;
124 if (fptr != NULL) {
125 len = fprintf(fptr, "%s", str2);
126 fclose(fptr);
127 }
128
129 EXPECT_EQ("fprintf_0600", len, strlen(str2));
130 (void)remove("tempory_testfprintf.txt");
131 }
132
133 /**
134 * @tc.name: fprintf_0700
135 * @tc.desc: Verify fprintf with large string.
136 * @tc.level: level 0.
137 */
fprintf_0700(void)138 void fprintf_0700(void)
139 {
140 char large_str[1024];
141 memset(large_str, 'A', sizeof(large_str)-1);
142 large_str[sizeof(large_str)-1] = '\0';
143
144 size_t len = 0;
145 FILE *fptr = fopen("tempory_testfprintf.txt", "w");
146 if (fptr != NULL) {
147 len = fprintf(fptr, "%s", large_str);
148 fclose(fptr);
149 }
150
151 EXPECT_EQ("fprintf_0700", len, strlen(large_str));
152 (void)remove("tempory_testfprintf.txt");
153 }
154
155 /**
156 * @tc.name: fprintf_0800
157 * @tc.desc: Verify fprintf with special characters.
158 * @tc.level: level 0.
159 */
fprintf_0800(void)160 void fprintf_0800(void)
161 {
162 char str[] = "Special chars: \t\n\r\\\"\'";
163 size_t len = 0;
164 FILE *fptr = fopen("tempory_testfprintf.txt", "w");
165 if (fptr != NULL) {
166 len = fprintf(fptr, "%s", str);
167 fclose(fptr);
168 }
169
170 EXPECT_EQ("fprintf_0800", len, strlen(str));
171 (void)remove("tempory_testfprintf.txt");
172 }
173
main(void)174 int main(void)
175 {
176 fprintf_0100();
177 fprintf_0200();
178 fprintf_0300();
179 fprintf_0400();
180 fprintf_0500();
181 fprintf_0600();
182 fprintf_0700();
183 fprintf_0800();
184 return t_status;
185 }
186