1  /* Test of u32_strlen() function.
       2     Copyright (C) 2010-2023 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>, 2010.  */
      18  
      19  #include <config.h>
      20  
      21  #include "unistr.h"
      22  
      23  #include "macros.h"
      24  
      25  int
      26  main ()
      27  {
      28    /* Empty string.  */
      29    {
      30      static const uint32_t input[] = { 0 };
      31      ASSERT (u32_strlen (input) == 0);
      32    }
      33  
      34    /* Simple string.  */
      35    { /* "Grüß Gott. Здравствуйте! x=(-b±sqrt(b²-4ac))/(2a)  日本語,中文,한글" */
      36      static const uint32_t input[] =
      37        { 'G', 'r', 0x00FC, 0x00DF, ' ', 'G', 'o', 't', 't', '.', ' ',
      38          0x0417, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443,
      39          0x0439, 0x0442, 0x0435, '!', ' ',
      40          'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2,
      41          '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ',
      42          0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, 0
      43        };
      44      ASSERT (u32_strlen (input) == SIZEOF (input) - 1);
      45    }
      46  
      47    /* String with characters outside the BMP.  */
      48    {
      49      static const uint32_t input[] =
      50        { '-', '(', 0x1D51E, 0x00D7, 0x1D51F, ')', '=',
      51          0x1D51F, 0x00D7, 0x1D51E, 0
      52        };
      53      ASSERT (u32_strlen (input) == SIZEOF (input) - 1);
      54    }
      55  
      56    return 0;
      57  }