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

   1 // { dg-require-namedlocale "fr_FR.ISO8859-15" }
   2
   3 // 2000-09-13 Benjamin Kosnik <bkoz@redhat.com>
   4
   5 // Copyright (C) 2000-2020 Free Software Foundation, Inc.
   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 // 22.1.1.2 locale constructors and destructors [lib.locale.cons]
  23
  24 #include <cwchar> // for mbstate_t
  25 #include <locale>
  26 #include <stdexcept>
  27 #include <typeinfo>
  28 #include <testsuite_hooks.h>
  29
  30 typedef std::codecvt<char, char, std::mbstate_t>              c_codecvt;
  31
  32 #ifdef _GLIBCXX_USE_WCHAR_T
  33 typedef std::codecvt<wchar_t, char, std::mbstate_t>           w_codecvt;
  34 #endif
  35
  36 class gnu_codecvt: public c_codecvt { };
  37
  38 class gnu_facet: public std::locale::facet
  39 {
  40 public:
  41   static std::locale::id id;
  42 };
  43
  44 std::locale::id gnu_facet::id;
  45
  46 void test01()
  47 {
  48   using namespace std;
  49
  50   // construct a locale object with the C facet
  51   const locale  loc01 = locale::classic();
  52
  53   // 1
  54   // template <class Facet> locale(const locale& other, Facet* f)
  55   // construct a locale object with the specialized facet.
  56   locale loc02(locale::classic(), new gnu_codecvt);
  57   VERIFY( loc01 != loc02 );
  58   VERIFY( loc02.name() == "*" );
  59   try
  60     {
  61       VERIFY( has_facet<gnu_codecvt>(loc02) );
  62       VERIFY( has_facet<c_codecvt>(loc02) );
  63 #ifdef _GLIBCXX_USE_WCHAR_T
  64       VERIFY( has_facet<w_codecvt>(loc02) );
  65 #endif
  66     }
  67   catch(...)
  68     { VERIFY( false ); }
  69
  70   try
  71     { use_facet<gnu_facet>(loc02); }
  72   catch(bad_cast& obj)
  73     { VERIFY( true ); }
  74   catch(...)
  75     { VERIFY( false ); }
  76
  77   // 2
  78   // locale() throw()
  79   locale loc03;
  80   VERIFY( loc03 == loc01 );
  81   VERIFY( loc03.name() == "C" );
  82   locale loc04 = locale::global(loc02);
  83   locale loc05;
  84   VERIFY( loc05 != loc03 );
  85   VERIFY( loc05 == loc02 );
  86
  87   // 3
  88   // explicit locale(const char* std_name)
  89   locale loc06 = locale(ISO_8859(15,fr_FR));
  90   VERIFY( loc06 != loc01 );
  91   VERIFY( loc06 != loc02 );
  92   VERIFY( loc06.name() == ISO_8859(15,fr_FR));
  93   locale loc07("");
  94   VERIFY( loc07 != loc02 );
  95   VERIFY( loc07.name() != "" );
  96   try
  97     { locale loc08(static_cast<const char*>(0)); }
  98   catch(runtime_error& obj)
  99     { VERIFY( true ); }
 100   catch(...)
 101     { VERIFY( false ); }
 102
 103   try
 104     { locale loc08("saturn_SUN*RA"); }
 105   catch(runtime_error& obj)
 106     { VERIFY( true ); }
 107   catch(...)
 108     { VERIFY( false ); }
 109
 110   // 4
 111   // locale(const locale& other, const char* std_name, category)
 112   {
 113     // This is the same as 5 only use "C" for loc("C")
 114     locale loc09(loc06, "C", locale::ctype);
 115     VERIFY( loc09.name() != ISO_8859(15,fr_FR) );
 116     VERIFY( loc09.name() != "C" );
 117     VERIFY( loc09.name() != "*" );
 118     VERIFY( loc09 != loc01 );
 119     VERIFY( loc09 != loc06 );
 120
 121     locale loc10(loc02, "C", locale::ctype);
 122     VERIFY( loc10.name() == "*" );
 123     VERIFY( loc10 != loc01 );   // As not named, even tho facets same...
 124     VERIFY( loc10 != loc02 );
 125
 126     locale loc11(loc01, "C", locale::ctype);
 127     VERIFY( loc11.name() == "C" );
 128     VERIFY( loc11 == loc01 );
 129
 130     try
 131       { locale loc12(loc01, static_cast<const char*>(0), locale::ctype); }
 132     catch(runtime_error& obj)
 133       { VERIFY( true ); }
 134     catch(...)
 135       { VERIFY( false ); }
 136
 137     try
 138       { locale loc13(loc01, "localized by the wu-tang clan", locale::ctype); }
 139     catch(runtime_error& obj)
 140       { VERIFY( true ); }
 141     catch(...)
 142       { VERIFY( false ); }
 143
 144     locale loc14(loc06, "C", locale::none);
 145     VERIFY( loc14.name() == ISO_8859(15,fr_FR) );
 146     VERIFY( loc14 == loc06 );
 147
 148     locale loc15(loc06, "C", locale::collate );
 149     VERIFY( loc15.name() != ISO_8859(15,fr_FR) );
 150     VERIFY( loc15.name() != "C" );
 151     VERIFY( loc15.name() != "*" );
 152     VERIFY( loc15.name() != loc09.name() );
 153     VERIFY( loc15 != loc01 );
 154     VERIFY( loc15 != loc06 );
 155     VERIFY( loc15 != loc09 );
 156   }
 157
 158   // 5
 159   // locale(const locale& other, const locale& one, category)
 160   {
 161     // This is the exact same as 4, with locale("C") for "C"
 162     locale loc09(loc06, loc01, locale::ctype);
 163     VERIFY( loc09.name() != ISO_8859(15,fr_FR) );
 164     VERIFY( loc09.name() != "C" );
 165     VERIFY( loc09.name() != "*" );
 166     VERIFY( loc09 != loc01 );
 167     VERIFY( loc09 != loc06 );
 168
 169     locale loc10(loc02, loc01, locale::ctype);
 170     VERIFY( loc10.name() == "*" );
 171     VERIFY( loc10 != loc01 );   // As not named, even tho facets same...
 172     VERIFY( loc10 != loc02 );
 173
 174     locale loc11(loc01, loc01, locale::ctype);
 175     VERIFY( loc11.name() == "C" );
 176     VERIFY( loc11 == loc01 );
 177
 178     try
 179       { locale loc12(loc01, static_cast<const char*>(0), locale::ctype); }
 180     catch(runtime_error& obj)
 181       { VERIFY( true ); }
 182     catch(...)
 183       { VERIFY( false ); }
 184
 185     try
 186       { locale loc13(loc01, locale("wu-tang clan"), locale::ctype); }
 187     catch(runtime_error& obj)
 188       { VERIFY( true ); }
 189     catch(...)
 190       { VERIFY( false ); }
 191
 192     locale loc14(loc06, loc01, locale::none);
 193     VERIFY( loc14.name() == ISO_8859(15,fr_FR) );
 194     VERIFY( loc14 == loc06 );
 195
 196     locale loc15(loc06, loc01, locale::collate);
 197     VERIFY( loc15.name() != ISO_8859(15,fr_FR) );
 198     VERIFY( loc15.name() != "C" );
 199     VERIFY( loc15.name() != "*" );
 200     VERIFY( loc15.name() != loc09.name() );
 201     VERIFY( loc15 != loc01 );
 202     VERIFY( loc15 != loc06 );
 203     VERIFY( loc15 != loc09 );
 204   }
 205 }
 206
 207 int main()
 208 {
 209   test01();
 210   return 0;
 211 }