src/test/test-uid-range.c

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