libstdc++-v3/testsuite/22_locale/collate/hash/char/2.cc

   1 // { dg-require-namedlocale "en_US" }
   2 // { dg-require-namedlocale "fr_FR" }
   3 // { dg-require-namedlocale "de_DE" }
   4
   5 // 2001-08-15 Benjamin Kosnik  <bkoz@redhat.com>
   6
   7 // Copyright (C) 2001-2013 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24 // 22.2.4.1.1 collate members
  25
  26 #include <locale>
  27 #include <testsuite_hooks.h>
  28
  29 // Check German "de_DE" locale.
  30 void test02()
  31 {
  32   using namespace std;
  33   typedef std::collate<char>::string_type string_type;
  34
  35   bool test __attribute__((unused)) = true;
  36
  37   // basic construction
  38   locale loc_c = locale::classic();
  39   locale loc_us = locale("en_US");
  40   locale loc_fr = locale("fr_FR");
  41   locale loc_de = locale("de_DE");
  42   VERIFY( loc_c != loc_de );
  43   VERIFY( loc_us != loc_fr );
  44   VERIFY( loc_us != loc_de );
  45   VERIFY( loc_de != loc_fr );
  46
  47   // cache the collate facets
  48   const collate<char>& coll_de = use_facet<collate<char> >(loc_de);
  49
  50   // long hash(const charT*, const charT*) cosnt
  51   const char* strlit3 = "Äuglein Augment"; // "C" == "Augment Äuglein"
  52   const char* strlit4 = "Base baß Baß Bast"; // "C" == "Base baß Baß Bast"
  53
  54   long l1;
  55   long l2;
  56   int size3 = char_traits<char>::length(strlit4) - 1;
  57   int size4 = char_traits<char>::length(strlit3) - 1;
  58
  59   l1 = coll_de.hash(strlit3, strlit3 + size3);
  60   l2 = coll_de.hash(strlit3, strlit3 + size3 - 1);
  61   VERIFY ( l1 != l2 );
  62   l1 = coll_de.hash(strlit3, strlit3 + size3);
  63   l2 = coll_de.hash(strlit4, strlit4 + size4);
  64   VERIFY ( l1 != l2 );
  65 }
  66
  67 int main()
  68 {
  69   test02();
  70   return 0;
  71 }