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

   1 // { dg-require-namedlocale "" }
   2
   3 // 2001-08-15 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001, 2002, 2003, 2005, 2009 Free Software Foundation
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 22.2.4.1.1 collate members
  23
  24 #include <locale>
  25 #include <testsuite_hooks.h>
  26
  27 void test02()
  28 {
  29   using namespace std;
  30   typedef std::collate<char>::string_type string_type;
  31
  32   bool test __attribute__((unused)) = true;
  33
  34   // basic construction
  35   locale loc_c = locale::classic();
  36   locale loc_us = locale("en_US");
  37   locale loc_fr = locale("fr_FR");
  38   locale loc_de = locale("de_DE");
  39   VERIFY( loc_c != loc_de );
  40   VERIFY( loc_us != loc_fr );
  41   VERIFY( loc_us != loc_de );
  42   VERIFY( loc_de != loc_fr );
  43
  44   // cache the collate facets
  45   const collate<char>& coll_de = use_facet<collate<char> >(loc_de);
  46
  47   // long hash(const charT*, const charT*) cosnt
  48   const char* strlit3 = "Äuglein Augment"; // "C" == "Augment Äuglein"
  49   const char* strlit4 = "Base baß Baß Bast"; // "C" == "Base baß Baß Bast"
  50
  51   int i1;
  52   int i2;
  53   int size3 = char_traits<char>::length(strlit3) - 1;
  54   int size4 = char_traits<char>::length(strlit4) - 1;
  55
  56   string_type str3 = coll_de.transform(strlit3, strlit3 + size3);
  57   string_type str4 = coll_de.transform(strlit4, strlit4 + size4);
  58   i1 = str3.compare(str4);
  59   i2 = coll_de.compare(strlit3, strlit3 + size3, strlit4, strlit4 + size4);
  60   VERIFY ( i2 == -1 );
  61   VERIFY ( i1 * i2 > 0 );
  62 }
  63
  64 int main()
  65 {
  66   test02();
  67   return 0;
  68 }