test/dos/fread.c

   1 /*
   2     Copyright © 1995-2014, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <proto/dos.h>
   7 #include <stdio.h>
   8 #include "test.h"
   9
  10
  11 BPTR fh = BNULL;
  12
  13 static void closehandles()
  14 {
  15     if (fh != BNULL) Close(fh);
  16     fh = BNULL;
  17 }
  18 int main()
  19 {
  20     LONG result = 0;
  21     LONG ioerr = 0;
  22     TEXT buffer[16];
  23
  24     fh = Open("T:a", MODE_NEWFILE);
  25
  26     /* Invalid parameters */
  27     SetIoErr(0);
  28     result = FRead(fh, buffer, 0, 0);
  29     ioerr = IoErr();
  30     TEST((result == 0));
  31     TEST((ioerr == 0));
  32
  33     /* EOF */
  34     SetIoErr(0);
  35     result = FRead(fh, buffer, 1, 1);
  36     ioerr = IoErr();
  37     TEST((result == 0));
  38     TEST((ioerr == 0));
  39
  40     /* BNULL file handle */
  41     SetIoErr(0);
  42     result = FRead(BNULL, buffer, 1, 1);
  43     ioerr = IoErr();
  44     TEST((result == 0));
  45     TEST((ioerr == 0));
  46
  47     cleanup();
  48
  49     return OK;
  50 }
  51
  52 void cleanup()
  53 {
  54     closehandles();
  55 }