tests/unistr/test-u16-cmp.c

   1 /* Test of u16_cmp() function.
   2    Copyright (C) 2010-2020 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 "zerosize-ptr.h"
  24 #include "macros.h"
  25
  26 #define UNIT uint16_t
  27 #define U_CMP u16_cmp
  28 #define MAGIC 0xBADE
  29 #include "test-cmp.h"
  30
  31 int
  32 main ()
  33 {
  34   test_cmp ();
  35
  36   /* Test comparison with non-BMP characters, split into surrogates.  */
  37   {
  38     static const UNIT input1[] = { 0xD835, 0xDD1E };
  39     static const UNIT input2[] = { 0xFEFF, 0xFFE5 };
  40     ASSERT (U_CMP (input1, input2, 2) > 0);
  41     ASSERT (U_CMP (input2, input1, 2) < 0);
  42     ASSERT (U_CMP (input1, input2, 1) > 0);
  43     ASSERT (U_CMP (input2, input1, 1) < 0);
  44   }
  45
  46   return 0;
  47 }