1 #include <stdio.h>
2 #include <stdarg.h>
3 #include <string.h>
4
WriteFrmtd(FILE * stream,char * format,...)5 static void WriteFrmtd(FILE *stream ,char *format, ...)
6 {
7 va_list args;
8
9 va_start(args, format);
10 vfprintf(stream, format, args);
11 va_end(args);
12 }
13
vfprintf_entry(void)14 static int vfprintf_entry(void)
15 {
16 int ret = 0;
17 char buf[64] = {0};
18 char test_data[] = "vfprintf test:2021-8-1 3.14 0xff";
19 FILE *stream = fopen("fopen_file.txt", "w");
20 if(stream)
21 {
22 WriteFrmtd(stream, "vfprintf test:%s-%d-%c %.02f 0x%x","2021" ,8 ,'1' ,3.14 ,0xff);
23 fclose(stream);
24
25 stream = fopen("fopen_file.txt","r");
26 fread(buf, 1, sizeof(test_data), stream);
27 if(strcmp(buf, test_data))
28 {
29 ret = -1;
30 }
31 fclose(stream);
32 }
33 else
34 {
35 ret = -1;
36 }
37
38 return ret;
39 }
40
41 #include <utest.h>
test_vfprintf(void)42 static void test_vfprintf(void)
43 {
44 uassert_int_equal(vfprintf_entry(), 0);
45 }
testcase(void)46 static void testcase(void)
47 {
48 UTEST_UNIT_RUN(test_vfprintf);
49 }
50 UTEST_TC_EXPORT(testcase, "rtt_posix_testcase.stdio_h."__FILE__, RT_NULL, RT_NULL, 10);
51
52