root/maint/gnulib/tests/unistr/test-u16-strmblen.c

/* */

DEFINITIONS

1. main

   1 /* Test of u16_strmblen() function.
   2    Copyright (C) 2010-2021 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>, 2010.  */
  18 
  19 #include <config.h>
  20 
  21 #include "unistr.h"
  22 
  23 #include "macros.h"
  24 
  25 int
  26 main ()
     /*  */
  27 {
  28   int ret;
  29 
  30   /* Test NUL unit input.  */
  31   {
  32     static const uint16_t input[] = { 0 };
  33     ret = u16_strmblen (input);
  34     ASSERT (ret == 0);
  35   }
  36 
  37   /* Test ISO 646 unit input.  */
  38   {
  39     ucs4_t c;
  40     uint16_t buf[2];
  41 
  42     for (c = 1; c < 0x80; c++)
  43       {
  44         buf[0] = c;
  45         buf[1] = 0;
  46         ret = u16_strmblen (buf);
  47         ASSERT (ret == 1);
  48       }
  49   }
  50 
  51   /* Test BMP unit input.  */
  52   {
  53     static const uint16_t input[] = { 0x20AC, 0 };
  54     ret = u16_strmblen (input);
  55     ASSERT (ret == 1);
  56   }
  57 
  58   /* Test 2-units character input.  */
  59   {
  60     static const uint16_t input[] = { 0xD835, 0xDD1F, 0 };
  61     ret = u16_strmblen (input);
  62     ASSERT (ret == 2);
  63   }
  64 
  65   /* Test incomplete/invalid 1-unit input.  */
  66   {
  67     static const uint16_t input[] = { 0xD835, 0 };
  68     ret = u16_strmblen (input);
  69     ASSERT (ret == -1);
  70   }
  71   {
  72     static const uint16_t input[] = { 0xDD1F, 0 };
  73     ret = u16_strmblen (input);
  74     ASSERT (ret == -1);
  75   }
  76 
  77   return 0;
  78 }

/* */