iucvterm/test/test_allow.c

   1 /*
   2  * test_allow - Test program for the IUCV Terminal Applications
   3  *
   4  * Test program to check common functions that use the regex api
   5  *
   6  * Copyright IBM Corp. 2008, 2009
   7  * Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
   8  */
   9 #include <stdio.h>
  10 #include <unistd.h>
  11 #include "test.h"
  12
  13 #include "iucvterm/config.h"
  14 #include "iucvterm/functions.h"
  15
  16
  17 static int test_userid_cpy(char padded[9])
  18 {
  19         char uid[8];
  20         char id_str[9];
  21         size_t len;
  22
  23         memcpy(uid, padded, 8);
  24         userid_cpy(id_str, uid);
  25
  26         len = strlen(id_str);
  27         assert(0 == memcmp(padded, id_str, len));
  28
  29         if (strchr(id_str, ' ') != NULL)
  30                 __fail();
  31
  32         return len;
  33 }
  34
  35 int main(void)
  36 {
  37         char re_ok[]    = "^T63[[:digit:]]{1,5}$";
  38         char re_wrong[] = "^t63[[:alpha:]+$";
  39         char re_short[] = "^lnx[[:digit:]]{3}$";
  40         char id_short[9];
  41         char user_id[8];
  42
  43         /* redirect stderr to /dev/null to avoid regex error output */
  44         freopen("/dev/null", "w", stderr);
  45
  46         assert(-1 == is_regex_valid(re_wrong));
  47         assert(-1 == is_regex_valid(NULL));
  48         assert(0  == is_regex_valid(re_ok));
  49         assert(0  == is_regex_valid(re_short));
  50
  51         /* simple */
  52         assert(0 == strmatch("T6345050", "T6345050"));
  53         /* using re */
  54         assert(0 == strmatch("T6345050", re_ok));
  55         assert(0 == strmatch("t6345050", re_ok)); /* icase */
  56         assert(-1 == strmatch("T6345050", NULL));
  57         assert(-1 == strmatch("T6345050", re_wrong));
  58         assert(1 == strmatch("T634505A", re_ok));
  59
  60         /* test userid_cpy() function */
  61         snprintf(id_short, 9, "%-8s", "");
  62         assert(0 == test_userid_cpy(id_short));
  63         snprintf(id_short, 9, "1");
  64         assert(1 == test_userid_cpy(id_short));
  65         snprintf(id_short, 9, "12345678");
  66         assert(8 == test_userid_cpy(id_short));
  67         snprintf(id_short, 9, "ABCD");
  68         assert(4 == test_userid_cpy(id_short));
  69
  70         /* check for user IDs < 8 characters */
  71         snprintf(id_short, 9, "%-8s", "LNX001");
  72         memcpy(user_id, id_short, 8);
  73         userid_cpy(id_short, user_id);
  74         assert(0 == strmatch(id_short, re_short));
  75
  76         return 0;
  77 }