libstdc++-v3/testsuite/22_locale/collate/compare/char/3.cc

   1 // 2003-02-24 Petur Runolfsson <peturr02@ru.is>
   2
   3 // Copyright (C) 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 // Test handling of strings containing nul characters
  27 void test03()
  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_de = __gnu_test::try_named_locale("de_DE");
  37   VERIFY( loc_c != loc_de );
  38
  39   // cache the collate facets
  40   const collate<char>& coll_c = use_facet<collate<char> >(loc_c);
  41   const collate<char>& coll_de = use_facet<collate<char> >(loc_de);
  42
  43   // int compare(const charT*, const charT*, const charT*, const charT*) const
  44   const char* strlit1 = "a\0a\0";
  45   const char* strlit2 = "a\0b\0";
  46   const char* strlit3 = "a\0\xc4\0";
  47   const char* strlit4 = "a\0B\0";
  48   const char* strlit5 = "aa\0";
  49   const char* strlit6 = "b\0a\0";
  50
  51   int i;
  52   i = coll_c.compare(strlit1, strlit1 + 3, strlit2, strlit2 + 3);
  53   VERIFY( i == -1 );
  54
  55   i = coll_de.compare(strlit1, strlit1 + 3, strlit2, strlit2 + 3);
  56   VERIFY( i == -1 );
  57
  58   i = coll_c.compare(strlit3, strlit3 + 3, strlit4, strlit4 + 3);
  59   VERIFY( i == 1 );
  60
  61   i = coll_de.compare(strlit3, strlit3 + 3, strlit4, strlit4 + 3);
  62   VERIFY( i == -1 );
  63
  64   i = coll_c.compare(strlit1, strlit1 + 3, strlit1, strlit1 + 4);
  65   VERIFY( i == -1 );
  66
  67   i = coll_de.compare(strlit3, strlit3 + 4, strlit3, strlit3 + 3);
  68   VERIFY( i == 1 );
  69
  70   i = coll_c.compare(strlit1, strlit1 + 4, strlit4, strlit4 + 1);
  71   VERIFY( i == 1 );
  72
  73   i = coll_de.compare(strlit3, strlit3 + 3, strlit3, strlit3 + 3);
  74   VERIFY( i == 0 );
  75
  76   i = coll_c.compare(strlit1, strlit1 + 2, strlit1, strlit1 + 4);
  77   VERIFY( i == -1 );
  78
  79   i = coll_de.compare(strlit1, strlit1 + 3, strlit5, strlit5 + 3);
  80   VERIFY( i == -1 );
  81
  82   i = coll_c.compare(strlit6, strlit6 + 3, strlit1, strlit1 + 3);
  83   VERIFY( i == 1 );
  84 }
  85
  86 int main()
  87 {
  88   test03();
  89   return 0;
  90 }