testsuite/nsswitch/getent_pwent.c

   1 /* Test out of order operations with {set,get,end}pwent */
   2
   3 /*
   4    Unix SMB/Netbios implementation.
   5    Version 1.9.
   6    Security context tests
   7    Copyright (C) Tim Potter 2000
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include <stdio.h>
  24 #include <pwd.h>
  25
  26 int main (int argc, char **argv)
  27 {
  28         struct passwd *pw;
  29         int found = 0;
  30         int num_users, i;
  31
  32         /* Test getpwent() without setpwent() */
  33
  34         for (i = 0; i < 100; i++) {
  35                 pw = getpwent();
  36
  37                 /* This is supposed to work */
  38
  39 #if 0
  40                 if (pw != NULL) {
  41                         printf("FAIL: getpwent() with no setpwent()\n");
  42                         return 1;
  43                 }
  44 #endif
  45         }
  46
  47         /* Work out how many user till first domain user */
  48
  49         num_users = 0;
  50         setpwent();
  51
  52         while (1) {
  53                 pw = getpwent();
  54                 num_users++;
  55
  56                 if (pw == NULL) break;
  57
  58                 if (strchr(pw->pw_name, '/')) {
  59                         found = 1;
  60                         break;
  61                 }
  62
  63         }
  64
  65         if (!found) {
  66                 printf("FAIL: could not find any domain users\n");
  67                 return 1;
  68         }
  69
  70         /* Test stopping getpwent in the middle of a set of users */
  71
  72         endpwent();
  73
  74         /* Test setpwent() without any getpwent() calls */
  75
  76         setpwent();
  77
  78         for (i = 0; i < (num_users - 1); i++) {
  79                 getpwent();
  80         }
  81
  82         endpwent();
  83
  84         /* Test lots of setpwent() calls */
  85
  86         setpwent();
  87
  88         for (i = 0; i < (num_users - 1); i++) {
  89                 getpwent();
  90         }
  91
  92         for (i = 0; i < 100; i++) {
  93                 setpwent();
  94         }
  95
  96         /* Test lots of endpwent() calls */
  97
  98         setpwent();
  99
 100         for (i = 0; i < (num_users - 1); i++) {
 101                 getpwent();
 102         }
 103
 104         for (i = 0; i < 100; i++) {
 105                 endpwent();
 106         }
 107
 108         /* Everything's cool */
 109
 110         printf("PASS\n");
 111         return 0;
 112 }