root/maint/gnulib/tests/unicase/test-casecmp.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. test_ascii

   1 /* Test of case and normalization insensitive comparison of Unicode strings.
   2    Copyright (C) 2009-2021 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>, 2009.  */
  18 
  19 static void
  20 test_ascii (int (*my_casecmp) (const UNIT *, size_t, const UNIT *, size_t, const char *, uninorm_t, int *),
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  21             uninorm_t nf)
  22 {
  23   /* Empty string.  */
  24   {
  25     int cmp;
  26 
  27     ASSERT (my_casecmp (NULL, 0, NULL, 0, NULL, nf, &cmp) == 0);
  28     ASSERT (cmp == 0);
  29   }
  30   {
  31     static const UNIT input[] = { 'x', 'y' };
  32     int cmp;
  33 
  34     ASSERT (my_casecmp (input, SIZEOF (input), NULL, 0, NULL, nf, &cmp) == 0);
  35     ASSERT (cmp == 1);
  36 
  37     ASSERT (my_casecmp (NULL, 0, input, SIZEOF (input), NULL, nf, &cmp) == 0);
  38     ASSERT (cmp == -1);
  39 
  40     ASSERT (my_casecmp (input, SIZEOF (input), input, SIZEOF (input), NULL, nf, &cmp) == 0);
  41     ASSERT (cmp == 0);
  42   }
  43 
  44   /* Normal lexicographic order.  */
  45   {
  46     static const UNIT input1[] = { 'A', 'm', 'e', 'r', 'i', 'c', 'a' };
  47     static const UNIT input2[] = { 'A', 'm', 'i', 'g', 'o' };
  48     int cmp;
  49 
  50     ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, nf, &cmp) == 0);
  51     ASSERT (cmp == -1);
  52 
  53     ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, nf, &cmp) == 0);
  54     ASSERT (cmp == 1);
  55   }
  56 
  57   /* Shorter and longer strings.  */
  58   {
  59     static const UNIT input1[] = { 'R', 'e', 'a', 'g', 'a', 'n' };
  60     static const UNIT input2[] = { 'R', 'e', 'a', 'g', 'a', 'n', 'o', 'm', 'i', 'c', 's' };
  61     int cmp;
  62 
  63     ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, nf, &cmp) == 0);
  64     ASSERT (cmp == -1);
  65 
  66     ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, nf, &cmp) == 0);
  67     ASSERT (cmp == 1);
  68   }
  69 }

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