root/maint/gnulib/tests/uniwidth/test-uc_width.c

/* */

DEFINITIONS

1. main

   1 /* Test of uc_width() function.
   2    Copyright (C) 2007-2021 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>, 2007.  */
  18 
  19 #include <config.h>
  20 
  21 #include "uniwidth.h"
  22 
  23 #include "macros.h"
  24 
  25 int
  26 main ()
     /*  */
  27 {
  28   ucs4_t uc;
  29 
  30   /* Test width of ASCII characters.  */
  31   for (uc = 0x0020; uc < 0x007F; uc++)
  32     ASSERT (uc_width (uc, "ISO-8859-2") == 1);
  33 
  34   /* Test width of some non-spacing characters.  */
  35   ASSERT (uc_width (0x0301, "UTF-8") == 0);
  36   ASSERT (uc_width (0x05B0, "UTF-8") == 0);
  37 
  38   /* Test width of some format control characters.  */
  39   ASSERT (uc_width (0x200E, "UTF-8") == 0);
  40   ASSERT (uc_width (0x2060, "UTF-8") == 0);
  41   ASSERT (uc_width (0xE0001, "UTF-8") == 0);
  42   ASSERT (uc_width (0xE0044, "UTF-8") == 0);
  43 
  44   /* Test width of some zero width characters.  */
  45   ASSERT (uc_width (0x200B, "UTF-8") == 0);
  46   ASSERT (uc_width (0xFEFF, "UTF-8") == 0);
  47 
  48   /* Test width of some CJK characters.  */
  49   ASSERT (uc_width (0x3000, "UTF-8") == 2);
  50   ASSERT (uc_width (0xB250, "UTF-8") == 2);
  51   ASSERT (uc_width (0xFF1A, "UTF-8") == 2);
  52   ASSERT (uc_width (0x20369, "UTF-8") == 2);
  53   ASSERT (uc_width (0x2F876, "UTF-8") == 2);
  54 
  55   return 0;
  56 }

/* */