tests/test-towctrans.c

   1 /* Test of wide character mappings.
   2    Copyright (C) 2023-2025 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2023.  */
  18
  19 #include <config.h>
  20
  21 #include <wctype.h>
  22
  23 #include "signature.h"
  24 SIGNATURE_CHECK (towctrans, wint_t, (wint_t, wctrans_t));
  25
  26 #include "macros.h"
  27
  28 int
  29 main (int argc, char *argv[])
  30 {
  31   wctrans_t desc;
  32
  33   desc = wctrans ("any");
  34   ASSERT (desc == (wctrans_t) 0);
  35
  36   desc = wctrans ("tolower");
  37   ASSERT (desc != (wctrans_t) 0);
  38   ASSERT (towctrans (L'a', desc) == 'a');
  39   ASSERT (towctrans (L'z', desc) == 'z');
  40   ASSERT (towctrans (L'A', desc) == 'a');
  41   ASSERT (towctrans (L'Z', desc) == 'z');
  42   ASSERT (towctrans (L'1', desc) == '1');
  43   ASSERT (towctrans (L'_', desc) == '_');
  44   ASSERT (towctrans (L'_', desc) == '_');
  45   ASSERT (towctrans ((wchar_t) 0, desc) == 0);
  46   ASSERT (towctrans (WEOF, desc) == WEOF);
  47
  48   desc = wctrans ("toupper");
  49   ASSERT (desc != (wctrans_t) 0);
  50   ASSERT (towctrans (L'A', desc) == 'A');
  51   ASSERT (towctrans (L'Z', desc) == 'Z');
  52   ASSERT (towctrans (L'a', desc) == 'A');
  53   ASSERT (towctrans (L'z', desc) == 'Z');
  54   ASSERT (towctrans (L'1', desc) == '1');
  55   ASSERT (towctrans (L'_', desc) == '_');
  56   ASSERT (towctrans ((wchar_t) 0, desc) == 0);
  57   ASSERT (towctrans (WEOF, desc) == WEOF);
  58
  59   return test_exit_status;
  60 }