localedata/tests-mbwc/tst_strxfrm.c

   1 /*
   2   STRXFRM: size_t strxfrm (char *s1, const char *s2, size_t n)
   3 */
   4
   5 #define TST_FUNCTION strxfrm
   6
   7 #include "tsp_common.c"
   8 #include "dat_strxfrm.c"
   9
  10
  11 int
  12 tst_strxfrm (FILE * fp, int debug_flg)
  13 {
  14   TST_DECL_VARS (size_t);
  15   const char *org1, *org2;
  16   char frm1[MBSSIZE], frm2[MBSSIZE];
  17   size_t n1, n2;
  18   int ret_coll, ret_cmp;
  19
  20   TST_DO_TEST (strxfrm)
  21   {
  22     TST_HEAD_LOCALE (strxfrm, S_STRXFRM);
  23     TST_DO_REC (strxfrm)
  24     {
  25       TST_GET_ERRET (strxfrm);
  26       org1 = TST_INPUT (strxfrm).org1;
  27       org2 = TST_INPUT (strxfrm).org2;
  28       n1 = TST_INPUT (strxfrm).n1;
  29       n2 = TST_INPUT (strxfrm).n2;
  30
  31       if (n1 < 0 || sizeof (frm1) < n1 || sizeof (frm2) < n2)
  32         {
  33           Result (C_IGNORED, S_STRXFRM, CASE_9,
  34                   "input data n1 or n2 is invalid");
  35           continue;
  36         }
  37
  38       /* An errno and a return value are checked
  39          only for 2nd strxfrm() call.
  40          A result of 1st call is used for comparing
  41          those 2 values by using strcmp().
  42       */
  43
  44       /*-- First call --*/
  45
  46       TST_CLEAR_ERRNO;
  47       ret = strxfrm (frm1, org1, n1);
  48       TST_SAVE_ERRNO;
  49
  50       if (debug_flg)
  51         {
  52           fprintf (stdout, "strxfrm() [ %s : %d ] ( 1st call )\n", locale,
  53                    rec + 1);
  54           fprintf (stdout, "      : err = %d | %s\n", errno_save,
  55                    strerror (errno));
  56           fprintf (stdout, "      : ret = %zu\n", ret);
  57           fprintf (stdout, "      : org = %s\n", org1);
  58         }
  59
  60       if (ret >= n1 || errno != 0)
  61         {
  62           Result (C_INVALID, S_STRXFRM, CASE_8,
  63                   "got an error in fist strxfrm() call");
  64           continue;
  65         }
  66
  67       /*-- Second call --*/
  68
  69       TST_CLEAR_ERRNO;
  70       ret = strxfrm (((n2 == 0) ? NULL : frm2), org2, n2);
  71       TST_SAVE_ERRNO;
  72
  73       if (debug_flg)
  74         {
  75           fprintf (stderr, "      ..............( 2nd call )\n");
  76           fprintf (stdout, "      : err = %d | %s\n", errno,
  77                    strerror (errno));
  78           fprintf (stdout, "      : ret = %zu\n", ret);
  79           fprintf (stdout, "      : org = %s\n", org2);
  80         }
  81
  82       TST_IF_RETURN (S_STRXFRM)
  83       {
  84       };
  85
  86       if (n2 == 0 || ret >= n2 || errno != 0)
  87         {
  88 #if 0
  89           warn_count++;
  90           Result (C_IGNORED, S_STRXFRM, CASE_7, "did not get a result");
  91 #endif
  92           continue;
  93         }
  94
  95       /*-- strcoll & strcmp --*/
  96
  97       TST_CLEAR_ERRNO;
  98       /* Depends on strcoll() ... not good though ... */
  99       ret_coll = strcoll (org1, org2);
 100
 101       if (errno != 0)
 102         {
 103           /* bug * bug may get correct results ...        */
 104           Result (C_INVALID, S_STRXFRM, CASE_6,
 105                   "got an error in strcoll() call");
 106           continue;
 107         }
 108
 109       ret_cmp = strcmp (frm1, frm2);
 110
 111       if ((ret_coll == 0 && ret_cmp == 0)
 112           || (ret_coll < 0 && ret_cmp < 0) || (ret_coll > 0 && ret_cmp > 0))
 113         {
 114           Result (C_SUCCESS, S_STRXFRM, CASE_3,
 115                   MS_PASSED "(depends on strcoll & strcmp)");
 116         }
 117       else
 118         {
 119           err_count++;
 120           Result (C_FAILURE, S_STRXFRM, CASE_3,
 121                   "results from strcoll & strcmp() do not match");
 122         }
 123
 124       if (debug_flg)
 125         {
 126           fprintf (stdout, ".......... strcoll = %d <-> %d = strcmp\n",
 127                    ret_coll, ret_cmp);
 128         }
 129     }
 130   }
 131
 132   return err_count;
 133 }