rt-thread-official/examples/utest/testcases/posix/stdio_h/functions/fgetc_tc.c

55 lines
938 B
C

#include <stdio.h>
#include <string.h>
static int fgetc_entry(void)
{
FILE *stream;
char data[] = "test fgetc";
char getc[sizeof(data)] = {0};
size_t size = 0;
int ret = 0;
int i=0;
stream = fopen("fopen_file.txt","w+");
if (stream == NULL)
{
perror("fopen fail");
ret = -1;
goto __exit;
}
fwrite(data, sizeof(data), 1, stream);
fclose(stream);
stream = fopen("fopen_file.txt","r");
while(1)
{
getc[i] = fgetc(stream);
i++;
if( feof(stream) )
{
break ;
}
}
if(strcmp(getc, data))
{
return -1;
}
fclose(stream);
__exit:
return ret;
}
#include <utest.h>
static void test_fgetc(void)
{
uassert_int_equal(fgetc_entry(), 0);
}
static void testcase(void)
{
UTEST_UNIT_RUN(test_fgetc);
}
UTEST_TC_EXPORT(testcase, "posix.stdio_h.fgetc.c", RT_NULL, RT_NULL, 10);