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

   1 // { dg-require-iconv "ISO-8859-1" }
   2 // { dg-do run { target c++11 } }
   3
   4 // Copyright (C) 2006-2016 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 // 22.1.1.2 locale constructors and destructors [lib.locale.cons]
  22
  23 #include <cwchar> // for mbstate_t
  24 #include <locale>
  25 #include <stdexcept>
  26 #include <typeinfo>
  27 #include <testsuite_hooks.h>
  28 #include <ext/codecvt_specializations.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 #ifdef _GLIBCXX_USE_C99_STDINT_TR1
  37 typedef std::codecvt<char16_t, char, std::mbstate_t>          u16_codecvt;
  38 typedef std::codecvt<char32_t, char, std::mbstate_t>          u32_codecvt;
  39 #endif
  40
  41 class gnu_facet: public std::locale::facet
  42 {
  43 public:
  44   static std::locale::id id;
  45 };
  46
  47 std::locale::id gnu_facet::id;
  48
  49 void test01()
  50 {
  51   using namespace std;
  52   typedef unsigned short                                int_type;
  53   typedef char                                          ext_type;
  54   typedef __gnu_cxx::encoding_state                     state_type;
  55   typedef codecvt<int_type, ext_type, state_type>       unicode_codecvt;
  56
  57   bool test __attribute__((unused)) = true;
  58
  59   // unicode_codecvt
  60   locale loc01(locale::classic());
  61   locale loc13(locale::classic(), new unicode_codecvt);
  62   VERIFY( loc01 != loc13 );
  63   VERIFY( loc13.name() == "*" );
  64   try
  65     {
  66       VERIFY( has_facet<c_codecvt>(loc13) );
  67 #ifdef _GLIBCXX_USE_WCHAR_T
  68       VERIFY( has_facet<w_codecvt>(loc13) );
  69 #endif
  70 #ifdef _GLIBCXX_USE_C99_STDINT_TR1
  71       VERIFY( has_facet<u16_codecvt>(loc13) );
  72       VERIFY( has_facet<u32_codecvt>(loc13) );
  73 #endif
  74       VERIFY( has_facet<unicode_codecvt>(loc13) );
  75     }
  76   catch(...)
  77     { VERIFY( false ); }
  78
  79   try
  80     { use_facet<gnu_facet>(loc13); }
  81   catch(bad_cast& obj)
  82     { VERIFY( true ); }
  83   catch(...)
  84     { VERIFY( false ); }
  85 }
  86
  87 int main()
  88 {
  89   test01();
  90   return 0;
  91 }