src/test/test-uid-range.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   Copyright 2014 Lennart Poettering
   4 ***/
   5
   6 #include <stddef.h>
   7
   8 #include "alloc-util.h"
   9 #include "uid-range.h"
  10 #include "user-util.h"
  11 #include "util.h"
  12
  13 int main(int argc, char *argv[]) {
  14         _cleanup_free_ UidRange *p = NULL;
  15         unsigned n = 0;
  16         uid_t search;
  17
  18         assert_se(uid_range_add_str(&p, &n, "500-999") >= 0);
  19         assert_se(n == 1);
  20         assert_se(p[0].start == 500);
  21         assert_se(p[0].nr == 500);
  22
  23         assert_se(!uid_range_contains(p, n, 499));
  24         assert_se(uid_range_contains(p, n, 500));
  25         assert_se(uid_range_contains(p, n, 999));
  26         assert_se(!uid_range_contains(p, n, 1000));
  27
  28         search = UID_INVALID;
  29         assert_se(uid_range_next_lower(p, n, &search));
  30         assert_se(search == 999);
  31         assert_se(uid_range_next_lower(p, n, &search));
  32         assert_se(search == 998);
  33         search = 501;
  34         assert_se(uid_range_next_lower(p, n, &search));
  35         assert_se(search == 500);
  36         assert_se(uid_range_next_lower(p, n, &search) == -EBUSY);
  37
  38         assert_se(uid_range_add_str(&p, &n, "1000") >= 0);
  39         assert_se(n == 1);
  40         assert_se(p[0].start == 500);
  41         assert_se(p[0].nr == 501);
  42
  43         assert_se(uid_range_add_str(&p, &n, "30-40") >= 0);
  44         assert_se(n == 2);
  45         assert_se(p[0].start == 30);
  46         assert_se(p[0].nr == 11);
  47         assert_se(p[1].start == 500);
  48         assert_se(p[1].nr == 501);
  49
  50         assert_se(uid_range_add_str(&p, &n, "60-70") >= 0);
  51         assert_se(n == 3);
  52         assert_se(p[0].start == 30);
  53         assert_se(p[0].nr == 11);
  54         assert_se(p[1].start == 60);
  55         assert_se(p[1].nr == 11);
  56         assert_se(p[2].start == 500);
  57         assert_se(p[2].nr == 501);
  58
  59         assert_se(uid_range_add_str(&p, &n, "20-2000") >= 0);
  60         assert_se(n == 1);
  61         assert_se(p[0].start == 20);
  62         assert_se(p[0].nr == 1981);
  63
  64         assert_se(uid_range_add_str(&p, &n, "2002") >= 0);
  65         assert_se(n == 2);
  66         assert_se(p[0].start == 20);
  67         assert_se(p[0].nr == 1981);
  68         assert_se(p[1].start == 2002);
  69         assert_se(p[1].nr == 1);
  70
  71         assert_se(uid_range_add_str(&p, &n, "2001") >= 0);
  72         assert_se(n == 1);
  73         assert_se(p[0].start == 20);
  74         assert_se(p[0].nr == 1983);
  75
  76         return 0;
  77 }