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

   1 // { dg-require-iconv "ISO-8859-1" }
   2
   3 // Copyright (C) 2006-2014 Free Software Foundation, Inc.
   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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 22.1.1.2 locale constructors and destructors [lib.locale.cons]
  21
  22 #include <cwchar> // for mbstate_t
  23 #include <locale>
  24 #include <stdexcept>
  25 #include <typeinfo>
  26 #include <testsuite_hooks.h>
  27 #include <ext/codecvt_specializations.h>
  28
  29 typedef std::codecvt<char, char, std::mbstate_t>              c_codecvt;
  30
  31 #ifdef _GLIBCXX_USE_WCHAR_T
  32 typedef std::codecvt<wchar_t, char, std::mbstate_t>           w_codecvt;
  33 #endif
  34
  35 class gnu_facet: public std::locale::facet
  36 {
  37 public:
  38   static std::locale::id id;
  39 };
  40
  41 std::locale::id gnu_facet::id;
  42
  43 void test01()
  44 {
  45   using namespace std;
  46   typedef unsigned short                                int_type;
  47   typedef char                                          ext_type;
  48   typedef __gnu_cxx::encoding_state                     state_type;
  49   typedef codecvt<int_type, ext_type, state_type>       unicode_codecvt;
  50
  51   bool test __attribute__((unused)) = true;
  52
  53   // unicode_codecvt
  54   locale loc01(locale::classic());
  55   locale loc13(locale::classic(), new unicode_codecvt);
  56   VERIFY( loc01 != loc13 );
  57   VERIFY( loc13.name() == "*" );
  58   try
  59     {
  60       VERIFY( has_facet<c_codecvt>(loc13) );
  61 #ifdef _GLIBCXX_USE_WCHAR_T
  62       VERIFY( has_facet<w_codecvt>(loc13) );
  63 #endif
  64       VERIFY( has_facet<unicode_codecvt>(loc13) );
  65     }
  66   catch(...)
  67     { VERIFY( false ); }
  68
  69   try
  70     { use_facet<gnu_facet>(loc13); }
  71   catch(bad_cast& obj)
  72     { VERIFY( true ); }
  73   catch(...)
  74     { VERIFY( false ); }
  75 }
  76
  77 int main()
  78 {
  79   test01();
  80   return 0;
  81 }