libstdc++-v3/testsuite/22_locale/collate/compare/char/1.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 // Check "C" locale.
  27 void test01()
  28 {
  29   using namespace std;
  30   typedef std::collate<char>::string_type string_type;
  31
  32   bool test = true;
  33
  34   // basic construction
  35   locale loc_c = locale::classic();
  36   locale loc_us("en_US");
  37   locale loc_fr("fr_FR");
  38   locale loc_de("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_c = use_facet<collate<char> >(loc_c);
  46   const collate<char>& coll_us = use_facet<collate<char> >(loc_us);
  47   const collate<char>& coll_fr = use_facet<collate<char> >(loc_fr);
  48   const collate<char>& coll_de = use_facet<collate<char> >(loc_de);
  49
  50   // int compare(const charT*, const charT*, const charT*, const charT*) const
  51
  52   const char* strlit1 = "monkey picked tikuanyin oolong";
  53   const char* strlit2 = "imperial tea court green oolong";
  54
  55   int i1;
  56   int i2;
  57   int size1 = char_traits<char>::length(strlit1) - 1;
  58   int size2 = char_traits<char>::length(strlit2) - 1;
  59
  60   i1 = coll_c.compare(strlit1, strlit1 + size1, strlit1, strlit1 + 7);
  61   VERIFY ( i1 == 1 );
  62   i1 = coll_c.compare(strlit1, strlit1 + 7, strlit1, strlit1 + size1);
  63   VERIFY ( i1 == -1 );
  64   i1 = coll_c.compare(strlit1, strlit1 + 7, strlit1, strlit1 + 7);
  65   VERIFY ( i1 == 0 );
  66
  67   i2 = coll_c.compare(strlit2, strlit2 + size2, strlit2, strlit2 + 13);
  68   VERIFY ( i2 == 1 );
  69   i2 = coll_c.compare(strlit2, strlit2 + 13, strlit2, strlit2 + size2);
  70   VERIFY ( i2 == -1 );
  71   i2 = coll_c.compare(strlit2, strlit2 + size2, strlit2, strlit2 + size2);
  72   VERIFY ( i2 == 0 );
  73 }
  74
  75 int main()
  76 {
  77   test01();
  78   return 0;
  79 }