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tst_mbsrtowcs.c

/*
  MBSRTOWCS: size_t mbsrtowcs (wchar_t *ws, const char **s, size_t n,
                         mbstate_t *ps)
*/

#define TST_FUNCTION mbsrtowcs

#include "tsp_common.c"
#include "dat_mbsrtowcs.c"

int
tst_mbsrtowcs (FILE * fp, int debug_flg)
{
  TST_DECL_VARS (size_t);
  char w_flg;
  const char *s, *p;
  size_t n;
  char t_flg, t_ini;
  static mbstate_t t = { 0 };
  mbstate_t *pt;
  wchar_t ws[WCSSIZE], *ws_ex, *wp;
  int err, i;

  TST_DO_TEST (mbsrtowcs)
  {
    TST_HEAD_LOCALE (mbsrtowcs, S_MBSRTOWCS);
    TST_DO_REC (mbsrtowcs)
    {
      s = "";
      if (mbsrtowcs (NULL, &s, 0, &t) != 0)
      {
        err_count++;
        Result (C_FAILURE, S_MBSRTOWCS, CASE_3,
              "Initialization failed - skipping this test case.");
        continue;
      }

      TST_DO_SEQ (MBSRTOWCS_SEQNUM)
      {
      TST_GET_ERRET_SEQ (mbsrtowcs);
      w_flg = TST_INPUT_SEQ (mbsrtowcs).w_flg;
      p = s = TST_INPUT_SEQ (mbsrtowcs).s;
      n = TST_INPUT_SEQ (mbsrtowcs).n;
      t_flg = TST_INPUT_SEQ (mbsrtowcs).t_flg;
      t_ini = TST_INPUT_SEQ (mbsrtowcs).t_init;
      wp = (w_flg == 0) ? NULL : ws;

      if (n == USE_MBCURMAX)
        {
          n = MB_CUR_MAX;
        }

      pt = (t_flg == 0) ? NULL : &t;

      if (t_ini != 0)
        {
          memset (&t, 0, sizeof (t));
        }

      TST_CLEAR_ERRNO;
      ret = mbsrtowcs (wp, &p, n, pt);
      TST_SAVE_ERRNO;

      if (debug_flg)
        {
          fprintf (stderr, "mbsrtowcs: [ %d ] : ret = %zd\n", rec + 1, ret);
        }

      TST_IF_RETURN (S_MBSRTOWCS)
      {
      };

      if (wp == NULL || ret == (size_t) - 1 || ret == (size_t) - 2)
        {
          continue;
        }

      ws_ex = TST_EXPECT_SEQ (mbsrtowcs).ws;
      for (err = 0, i = 0; i < ret; i++)
        {
          if (debug_flg)
            {
            fprintf (stderr,
                   "mbsrtowcs: ws[%d] => 0x%lx : 0x%lx <= ws_ex[%d]\n",
                   i, (unsigned long int) ws[i],
                   (unsigned long int) ws_ex[i], i);
            }

          if (ws[i] != ws_ex[i])
            {
            err++;
            err_count++;
            Result (C_FAILURE, S_MBSRTOWCS, CASE_4,
                  "the converted wc string has "
                  "different value from an expected string");
            break;
            }
        }

      if (!err)
        {
          Result (C_SUCCESS, S_MBSRTOWCS, CASE_4, MS_PASSED);
        }
      }
    }
  }

  return err_count;
}

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