libstdc++-v3/testsuite/22_locale/locale/cons/2.cc

   1 // { dg-require-namedlocale "" }
   2
   3 // 2000-09-13 Benjamin Kosnik <bkoz@redhat.com>
   4
   5 // Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   6 // 2009, 2010
   7 // Free Software Foundation
   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 // 22.1.1.2 locale constructors and destructors [lib.locale.cons]
  25
  26 #include <cwchar> // for mbstate_t
  27 #include <locale>
  28 #include <stdexcept>
  29 #include <typeinfo>
  30 #include <testsuite_hooks.h>
  31
  32 typedef std::codecvt<char, char, std::mbstate_t>              c_codecvt;
  33
  34 #ifdef _GLIBCXX_USE_WCHAR_T
  35 typedef std::codecvt<wchar_t, char, std::mbstate_t>           w_codecvt;
  36 #endif
  37
  38 class gnu_codecvt: public c_codecvt { };
  39
  40 class gnu_facet: public std::locale::facet
  41 {
  42 public:
  43   static std::locale::id id;
  44 };
  45
  46 std::locale::id gnu_facet::id;
  47
  48 void test01()
  49 {
  50   using namespace std;
  51   bool test __attribute__((unused)) = true;
  52
  53   // construct a locale object with the C facet
  54   const locale  loc01 = locale::classic();
  55
  56   // 1
  57   // template <class Facet> locale(const locale& other, Facet* f)
  58   // construct a locale object with the specialized facet.
  59   locale loc02(locale::classic(), new gnu_codecvt);
  60   VERIFY( loc01 != loc02 );
  61   VERIFY( loc02.name() == "*" );
  62   try
  63     {
  64       VERIFY( has_facet<gnu_codecvt>(loc02) );
  65       VERIFY( has_facet<c_codecvt>(loc02) );
  66 #ifdef _GLIBCXX_USE_WCHAR_T
  67       VERIFY( has_facet<w_codecvt>(loc02) );
  68 #endif
  69     }
  70   catch(...)
  71     { VERIFY( false ); }
  72
  73   try
  74     { use_facet<gnu_facet>(loc02); }
  75   catch(bad_cast& obj)
  76     { VERIFY( true ); }
  77   catch(...)
  78     { VERIFY( false ); }
  79
  80   // 2
  81   // locale() throw()
  82   locale loc03;
  83   VERIFY( loc03 == loc01 );
  84   VERIFY( loc03.name() == "C" );
  85   locale loc04 = locale::global(loc02);
  86   locale loc05;
  87   VERIFY( loc05 != loc03 );
  88   VERIFY( loc05 == loc02 );
  89
  90   // 3
  91   // explicit locale(const char* std_name)
  92   locale loc06 = locale("fr_FR");
  93   VERIFY( loc06 != loc01 );
  94   VERIFY( loc06 != loc02 );
  95   VERIFY( loc06.name() == "fr_FR");
  96   locale loc07("");
  97   VERIFY( loc07 != loc02 );
  98   VERIFY( loc07.name() != "" );
  99   try
 100     { locale loc08(static_cast<const char*>(0)); }
 101   catch(runtime_error& obj)
 102     { VERIFY( true ); }
 103   catch(...)
 104     { VERIFY( false ); }
 105
 106   try
 107     { locale loc08("saturn_SUN*RA"); }
 108   catch(runtime_error& obj)
 109     { VERIFY( true ); }
 110   catch(...)
 111     { VERIFY( false ); }
 112
 113   // 4
 114   // locale(const locale& other, const char* std_name, category)
 115   {
 116     // This is the same as 5 only use "C" for loc("C")
 117     locale loc09(loc06, "C", locale::ctype);
 118     VERIFY( loc09.name() != "fr_FR" );
 119     VERIFY( loc09.name() != "C" );
 120     VERIFY( loc09.name() != "*" );
 121     VERIFY( loc09 != loc01 );
 122     VERIFY( loc09 != loc06 );
 123
 124     locale loc10(loc02, "C", locale::ctype);
 125     VERIFY( loc10.name() == "*" );
 126     VERIFY( loc10 != loc01 );   // As not named, even tho facets same...
 127     VERIFY( loc10 != loc02 );
 128
 129     locale loc11(loc01, "C", locale::ctype);
 130     VERIFY( loc11.name() == "C" );
 131     VERIFY( loc11 == loc01 );
 132
 133     try
 134       { locale loc12(loc01, static_cast<const char*>(0), locale::ctype); }
 135     catch(runtime_error& obj)
 136       { VERIFY( true ); }
 137     catch(...)
 138       { VERIFY( false ); }
 139
 140     try
 141       { locale loc13(loc01, "localized by the wu-tang clan", locale::ctype); }
 142     catch(runtime_error& obj)
 143       { VERIFY( true ); }
 144     catch(...)
 145       { VERIFY( false ); }
 146
 147     locale loc14(loc06, "C", locale::none);
 148     VERIFY( loc14.name() == "fr_FR" );
 149     VERIFY( loc14 == loc06 );
 150
 151     locale loc15(loc06, "C", locale::collate );
 152     VERIFY( loc15.name() != "fr_FR" );
 153     VERIFY( loc15.name() != "C" );
 154     VERIFY( loc15.name() != "*" );
 155     VERIFY( loc15.name() != loc09.name() );
 156     VERIFY( loc15 != loc01 );
 157     VERIFY( loc15 != loc06 );
 158     VERIFY( loc15 != loc09 );
 159   }
 160
 161   // 5
 162   // locale(const locale& other, const locale& one, category)
 163   {
 164     // This is the exact same as 4, with locale("C") for "C"
 165     locale loc09(loc06, loc01, locale::ctype);
 166     VERIFY( loc09.name() != "fr_FR" );
 167     VERIFY( loc09.name() != "C" );
 168     VERIFY( loc09.name() != "*" );
 169     VERIFY( loc09 != loc01 );
 170     VERIFY( loc09 != loc06 );
 171
 172     locale loc10(loc02, loc01, locale::ctype);
 173     VERIFY( loc10.name() == "*" );
 174     VERIFY( loc10 != loc01 );   // As not named, even tho facets same...
 175     VERIFY( loc10 != loc02 );
 176
 177     locale loc11(loc01, loc01, locale::ctype);
 178     VERIFY( loc11.name() == "C" );
 179     VERIFY( loc11 == loc01 );
 180
 181     try
 182       { locale loc12(loc01, static_cast<const char*>(0), locale::ctype); }
 183     catch(runtime_error& obj)
 184       { VERIFY( true ); }
 185     catch(...)
 186       { VERIFY( false ); }
 187
 188     try
 189       { locale loc13(loc01, locale("wu-tang clan"), locale::ctype); }
 190     catch(runtime_error& obj)
 191       { VERIFY( true ); }
 192     catch(...)
 193       { VERIFY( false ); }
 194
 195     locale loc14(loc06, loc01, locale::none);
 196     VERIFY( loc14.name() == "fr_FR" );
 197     VERIFY( loc14 == loc06 );
 198
 199     locale loc15(loc06, loc01, locale::collate);
 200     VERIFY( loc15.name() != "fr_FR" );
 201     VERIFY( loc15.name() != "C" );
 202     VERIFY( loc15.name() != "*" );
 203     VERIFY( loc15.name() != loc09.name() );
 204     VERIFY( loc15 != loc01 );
 205     VERIFY( loc15 != loc06 );
 206     VERIFY( loc15 != loc09 );
 207   }
 208 }
 209
 210 int main()
 211 {
 212   test01();
 213   return 0;
 214 }