tests/unilbrk/test-u8-width-linebreaks.c

   1 /* Test of line breaking of UTF-8 strings.
   2    Copyright (C) 2008-2019 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>, 2008.  */
  18
  19 #include <config.h>
  20
  21 #include "unilbrk.h"
  22
  23 #include <stdlib.h>
  24
  25 #include "macros.h"
  26
  27 int
  28 main ()
  29 {
  30   /* Test case n = 0.  */
  31   u8_width_linebreaks (NULL, 0, 80, 0, 0, NULL, "GB18030", NULL);
  32
  33   {
  34     static const uint8_t input[91] =
  35       /* "Grüß Gott. Здравствуйте! x=(-b±sqrt(b²-4ac))/(2a)  日本語,中文,한글" */
  36       "Gr\303\274\303\237 Gott. \320\227\320\264\321\200\320\260\320\262\321\201\321\202\320\262\321\203\320\271\321\202\320\265! x=(-b\302\261sqrt(b\302\262-4ac))/(2a)  \346\227\245\346\234\254\350\252\236,\344\270\255\346\226\207,\355\225\234\352\270\200\n";
  37
  38     {
  39       char *p = (char *) malloc (SIZEOF (input));
  40       size_t i;
  41
  42       u8_width_linebreaks (input, SIZEOF (input), 25, 0, 0, NULL, "GB18030", p);
  43       for (i = 0; i < 91; i++)
  44         {
  45           ASSERT (p[i] == (i == 90 ? UC_BREAK_MANDATORY :
  46                            i == 39 || i == 61 ? UC_BREAK_POSSIBLE :
  47                            UC_BREAK_PROHIBITED));
  48         }
  49       free (p);
  50     }
  51
  52     {
  53       char *p = (char *) malloc (SIZEOF (input));
  54       size_t i;
  55
  56       u8_width_linebreaks (input, SIZEOF (input), 25, 0, 0, NULL, "GB2312", p);
  57       for (i = 0; i < 91; i++)
  58         {
  59           ASSERT (p[i] == (i == 90 ? UC_BREAK_MANDATORY :
  60                            i == 13 || i == 39 || i == 61 ? UC_BREAK_POSSIBLE :
  61                            UC_BREAK_PROHIBITED));
  62         }
  63       free (p);
  64     }
  65   }
  66
  67   return 0;
  68 }