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

   1 // 2001-08-15 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001, 2002, 2003 Free Software Foundation
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 2, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 22.2.4.1.1 collate members
  22
  23 #include <locale>
  24 #include <testsuite_hooks.h>
  25
  26 void test02()
  27 {
  28   using namespace std;
  29   typedef std::collate<char>::string_type string_type;
  30
  31   bool test __attribute__((unused)) = true;
  32
  33   // basic construction
  34   locale loc_c = locale::classic();
  35   locale loc_us = __gnu_test::try_named_locale("en_US");
  36   locale loc_fr = __gnu_test::try_named_locale("fr_FR");
  37   locale loc_de = __gnu_test::try_named_locale("de_DE");
  38   VERIFY( loc_c != loc_de );
  39   VERIFY( loc_us != loc_fr );
  40   VERIFY( loc_us != loc_de );
  41   VERIFY( loc_de != loc_fr );
  42
  43   // cache the collate facets
  44   const collate<char>& coll_de = use_facet<collate<char> >(loc_de);
  45
  46   // long hash(const charT*, const charT*) cosnt
  47   const char* strlit3 = "Äuglein Augment"; // "C" == "Augment Äuglein"
  48   const char* strlit4 = "Base baß Baß Bast"; // "C" == "Base baß Baß Bast"
  49
  50   int i1;
  51   int i2;
  52   int size3 = char_traits<char>::length(strlit3) - 1;
  53   int size4 = char_traits<char>::length(strlit4) - 1;
  54
  55   string_type str3 = coll_de.transform(strlit3, strlit3 + size3);
  56   string_type str4 = coll_de.transform(strlit4, strlit4 + size4);
  57   i1 = str3.compare(str4);
  58   i2 = coll_de.compare(strlit3, strlit3 + size3, strlit4, strlit4 + size4);
  59   VERIFY ( i2 == -1 );
  60   VERIFY ( i1 * i2 > 0 );
  61 }
  62
  63 int main()
  64 {
  65   test02();
  66   return 0;
  67 }