source4/torture/local/idtree.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    local testing of idtree routines.
   5
   6    Copyright (C) Andrew Tridgell 2004
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23 #include "includes.h"
  24 #include "torture/torture.h"
  25
  26 static bool torture_local_idtree_simple(struct torture_context *tctx)
  27 {
  28         struct idr_context *idr;
  29         int i;
  30         int *ids;
  31         int *present;
  32         extern int torture_numops;
  33         int n = torture_numops;
  34         TALLOC_CTX *mem_ctx = tctx;
  35
  36         idr = idr_init(mem_ctx);
  37
  38         ids = talloc_zero_array(mem_ctx, int, n);
  39         present = talloc_zero_array(mem_ctx, int, n);
  40
  41         for (i=0;i<n;i++) {
  42                 ids[i] = -1;
  43         }
  44
  45         for (i=0;i<n;i++) {
  46                 int ii = random() % n;
  47                 void *p = idr_find(idr, ids[ii]);
  48                 if (present[ii]) {
  49                         if (p != &ids[ii]) {
  50                                 torture_fail(tctx, talloc_asprintf(tctx,
  51                                                 "wrong ptr at %d - %p should be %p",
  52                                        ii, p, &ids[ii]));
  53                         }
  54                         if (random() % 7 == 0) {
  55                                 if (idr_remove(idr, ids[ii]) != 0) {
  56                                         torture_fail(tctx, talloc_asprintf(tctx,
  57                                                 "remove failed at %d (id=%d)",
  58                                                i, ids[ii]));
  59                                 }
  60                                 present[ii] = 0;
  61                                 ids[ii] = -1;
  62                         }
  63                 } else {
  64                         if (p != NULL) {
  65                                 torture_fail(tctx, talloc_asprintf(tctx,
  66                                         "non-present at %d gave %p (would be %d)",
  67                                        ii, p,
  68                                        (int)(((char *)p) - (char *)(&ids[0])) / sizeof(int)));
  69                         }
  70                         if (random() % 5) {
  71                                 ids[ii] = idr_get_new(idr, &ids[ii], n);
  72                                 if (ids[ii] < 0) {
  73                                         torture_fail(tctx, talloc_asprintf(tctx,
  74                                                 "alloc failure at %d (ret=%d)",
  75                                                ii, ids[ii]));
  76                                 } else {
  77                                         present[ii] = 1;
  78                                 }
  79                         }
  80                 }
  81         }
  82
  83         torture_comment(tctx, "done %d random ops\n", i);
  84
  85         for (i=0;i<n;i++) {
  86                 if (present[i]) {
  87                         if (idr_remove(idr, ids[i]) != 0) {
  88                                 torture_fail(tctx, talloc_asprintf(tctx,
  89                                                 "delete failed on cleanup at %d (id=%d)",
  90                                        i, ids[i]));
  91                         }
  92                 }
  93         }
  94
  95         torture_comment(tctx, "cleaned up\n");
  96         return true;
  97 }
  98
  99 struct torture_suite *torture_local_idtree(TALLOC_CTX *mem_ctx)
 100 {
 101         struct torture_suite *suite = torture_suite_create(mem_ctx, "IDTREE");
 102         torture_suite_add_simple_test(suite, "idtree", torture_local_idtree_simple);
 103         return suite;
 104 }