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

32 lines
530 B
C

#include <stdio.h>
static int clearerr_entry(void)
{
putc( 'c', stdin );
if( ferror( stdin ) )
{
perror( "Write error" );
clearerr( stdin );
}
if( ferror( stdin ))
{
perror( "clearerr error" );
return -1;
}
return 0;
}
#include <utest.h>
static void test_clearerr(void)
{
uassert_int_equal(clearerr_entry(), 0);
}
static void testcase(void)
{
UTEST_UNIT_RUN(test_clearerr);
}
UTEST_TC_EXPORT(testcase, "posix.stdio_h.clearerr.c", RT_NULL, RT_NULL, 10);