test/dos/nil.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 nilfh      = BNULL;
  12 BPTR nillock    = BNULL;
  13
  14 static void closehandles()
  15 {
  16     if (nilfh != BNULL) Close(nilfh);
  17     if (nillock != BNULL) UnLock(nillock);
  18     nilfh   = BNULL;
  19     nillock = BNULL;
  20 }
  21 int main()
  22 {
  23     TEXT buffer[20];
  24     LONG result = 0;
  25     BPTR bresult = BNULL;
  26
  27     /* Open */
  28     nilfh = Open("NIL:", MODE_OLDFILE);
  29     TEST((nilfh !=BNULL));
  30     closehandles();
  31
  32     nilfh = Open("NIL:", MODE_NEWFILE);
  33     TEST((nilfh !=BNULL));
  34     closehandles();
  35
  36     nilfh = Open("NIL:", MODE_READWRITE);
  37     TEST((nilfh !=BNULL));
  38     closehandles();
  39
  40
  41     /* Lock */
  42     nillock = Lock("NIL:", SHARED_LOCK);
  43     TEST((nillock == BNULL));
  44     closehandles();
  45
  46     nillock = Lock("NIL:", EXCLUSIVE_LOCK);
  47     TEST((nillock == BNULL));
  48     closehandles();
  49
  50     /* DupLockFromFH */
  51     nilfh = Open("NIL:", MODE_OLDFILE);
  52     nillock = DupLockFromFH(nilfh);
  53     Close(nilfh);
  54     nilfh = BNULL;
  55     TEST((nillock != BNULL));
  56
  57     /* OpenFromLock */
  58     nilfh = OpenFromLock(nillock);
  59     nillock = BNULL; /* Lock was consumed when opening */
  60     TEST((nilfh != BNULL));
  61     closehandles();
  62
  63     /* Write */
  64     nilfh = Open("NIL:", MODE_OLDFILE);
  65     result = Write(nilfh, buffer, sizeof(buffer));
  66     TEST ((result == sizeof(buffer)));
  67     closehandles();
  68
  69     /* Info */
  70     nilfh = Open("NIL:", MODE_OLDFILE);
  71     nillock = DupLockFromFH(nilfh);
  72     result = Info(nillock, NULL);
  73     TEST((result == 0));
  74     closehandles();
  75
  76     /* ParentOfFH */
  77     nilfh = Open("NIL:", MODE_OLDFILE);
  78     bresult = ParentOfFH(nilfh);
  79     TEST((bresult == BNULL));
  80     closehandles();
  81
  82     cleanup();
  83
  84     return OK;
  85 }
  86
  87 void cleanup()
  88 {
  89     closehandles();
  90 }