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

51 lines
909 B
C

#include <stdio.h>
static int fgets_entry(void)
{
FILE *stream;
char data[] = "test fgets";
char gets[sizeof(data)] = {0};
size_t size = 0;
int ret = 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");
if (stream == NULL)
{
perror("fopen fail");
ret = -1;
goto __exit;
}
fgets(gets, sizeof(gets), stream);
if(strcmp(gets, data))
{
ret = -1;
}
fclose(stream);
__exit:
return ret;
}
#include <utest.h>
static void test_fgets(void)
{
uassert_int_equal(fgets_entry(), 0);
}
static void testcase(void)
{
UTEST_UNIT_RUN(test_fgets);
}
UTEST_TC_EXPORT(testcase, "posix.stdio_h.fgets.c", RT_NULL, RT_NULL, 10);