grow-tell.c

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/** Checks that growing a file updates the file position
   correctly. */
 
#include <syscall.h>
#include "tests/filesys/seq-test.h"
#include "tests/lib.h"
#include "tests/main.h"
 
static char buf[2134];
 
static size_t
return_block_size (void) 
{
  return 37;
}
 
static void
check_tell (int fd, long ofs) 
{
  long pos = tell (fd);
  if (pos != ofs)
    fail ("file position not updated properly: should be %ld, actually %ld",
          ofs, pos);
}
 
void
test_main (void) 
{
  seq_test ("foobar",
            buf, sizeof buf, 0,
            return_block_size, check_tell);
}