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// { dg-require-namedlocale "" }
 
// 2000-09-13 Benjamin Kosnik <bkoz@redhat.com>
 
// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009
// Free Software Foundation
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
 
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.
 
// 22.1.1.2 locale constructors and destructors [lib.locale.cons]
 
#include <cwchar> // for mbstate_t
#include <locale>
#include <stdexcept>
#include <typeinfo>
#include <testsuite_hooks.h>
 
typedef std::codecvt<char, char, std::mbstate_t> 	      c_codecvt;
 
#ifdef _GLIBCXX_USE_WCHAR_T
typedef std::codecvt<wchar_t, char, std::mbstate_t>	      w_codecvt;
#endif
 
class gnu_codecvt: public c_codecvt { }; 
 
class gnu_facet: public std::locale::facet
{
public:
  static std::locale::id id;
};
 
std::locale::id gnu_facet::id;
 
void test01()
{
  using namespace std;
  bool test __attribute__((unused)) = true;
 
  // construct a locale object with the C facet
  const locale	loc01 = locale::classic();
 
  // 1
  // template <class Facet> locale(const locale& other, Facet* f)
  // construct a locale object with the specialized facet.
  locale loc02(locale::classic(), new gnu_codecvt);
  VERIFY( loc01 != loc02 );
  VERIFY( loc02.name() == "*" );
  try
    {
      VERIFY( has_facet<gnu_codecvt>(loc02) );
      VERIFY( has_facet<c_codecvt>(loc02) );
#ifdef _GLIBCXX_USE_WCHAR_T
      VERIFY( has_facet<w_codecvt>(loc02) );
#endif
    }
  catch(...)
    { VERIFY( false ); }
 
  try 
    { use_facet<gnu_facet>(loc02); }
  catch(bad_cast& obj)
    { VERIFY( true ); }
  catch(...)
    { VERIFY( false ); }
 
  // 2
  // locale() throw()
  locale loc03;
  VERIFY( loc03 == loc01 );
  VERIFY( loc03.name() == "C" );
  locale loc04 = locale::global(loc02);
  locale loc05;
  VERIFY( loc05 != loc03 );
  VERIFY( loc05 == loc02 );
 
  // 3
  // explicit locale(const char* std_name)
  locale loc06 = locale("fr_FR");
  VERIFY( loc06 != loc01 );  
  VERIFY( loc06 != loc02 );  
  VERIFY( loc06.name() == "fr_FR");
  locale loc07("");
  VERIFY( loc07 != loc02 );  
  VERIFY( loc07.name() != "" );
  try
    { locale loc08(static_cast<const char*>(NULL)); }
  catch(runtime_error& obj)
    { VERIFY( true ); }
  catch(...)
    { VERIFY( false ); }
 
  try
    { locale loc08("saturn_SUN*RA"); }
  catch(runtime_error& obj)
    { VERIFY( true ); }
  catch(...)
    { VERIFY( false ); }
 
  // 4
  // locale(const locale& other, const char* std_name, category)
  {
    // This is the same as 5 only use "C" for loc("C")
    locale loc09(loc06, "C", locale::ctype);
    VERIFY( loc09.name() != "fr_FR" );
    VERIFY( loc09.name() != "C" );
    VERIFY( loc09.name() != "*" );
    VERIFY( loc09 != loc01 );  
    VERIFY( loc09 != loc06 );
 
    locale loc10(loc02, "C", locale::ctype);
    VERIFY( loc10.name() == "*" );
    VERIFY( loc10 != loc01 );   // As not named, even tho facets same...
    VERIFY( loc10 != loc02 );
 
    locale loc11(loc01, "C", locale::ctype);
    VERIFY( loc11.name() == "C" );
    VERIFY( loc11 == loc01 );  
 
    try
      { locale loc12(loc01, static_cast<const char*>(NULL), locale::ctype); }
    catch(runtime_error& obj)
      { VERIFY( true ); }
    catch(...)
      { VERIFY( false ); }
 
    try
      { locale loc13(loc01, "localized by the wu-tang clan", locale::ctype); }
    catch(runtime_error& obj)
      { VERIFY( true ); }
    catch(...)
      { VERIFY( false ); }
 
    locale loc14(loc06, "C", locale::none);
    VERIFY( loc14.name() == "fr_FR" );
    VERIFY( loc14 == loc06 );
 
    locale loc15(loc06, "C", locale::collate );
    VERIFY( loc15.name() != "fr_FR" );
    VERIFY( loc15.name() != "C" );
    VERIFY( loc15.name() != "*" );
    VERIFY( loc15.name() != loc09.name() );
    VERIFY( loc15 != loc01 );  
    VERIFY( loc15 != loc06 );  
    VERIFY( loc15 != loc09 );  
  }
 
  // 5
  // locale(const locale& other, const locale& one, category)
  {
    // This is the exact same as 4, with locale("C") for "C"
    locale loc09(loc06, loc01, locale::ctype);
    VERIFY( loc09.name() != "fr_FR" );
    VERIFY( loc09.name() != "C" );
    VERIFY( loc09.name() != "*" );
    VERIFY( loc09 != loc01 );
    VERIFY( loc09 != loc06 );
 
    locale loc10(loc02, loc01, locale::ctype);
    VERIFY( loc10.name() == "*" );
    VERIFY( loc10 != loc01 );   // As not named, even tho facets same...
    VERIFY( loc10 != loc02 );  
 
    locale loc11(loc01, loc01, locale::ctype);
    VERIFY( loc11.name() == "C" );
    VERIFY( loc11 == loc01 );
 
    try
      { locale loc12(loc01, static_cast<const char*>(NULL), locale::ctype); }
    catch(runtime_error& obj)
      { VERIFY( true ); }
    catch(...)
      { VERIFY( false ); }
 
    try
      { locale loc13(loc01, locale("wu-tang clan"), locale::ctype); }
    catch(runtime_error& obj)
      { VERIFY( true ); }
    catch(...)
      { VERIFY( false ); }
 
    locale loc14(loc06, loc01, locale::none);
    VERIFY( loc14.name() == "fr_FR" );
    VERIFY( loc14 == loc06 );
 
    locale loc15(loc06, loc01, locale::collate);
    VERIFY( loc15.name() != "fr_FR" );
    VERIFY( loc15.name() != "C" );
    VERIFY( loc15.name() != "*" );
    VERIFY( loc15.name() != loc09.name() );
    VERIFY( loc15 != loc01 );
    VERIFY( loc15 != loc06 );  
    VERIFY( loc15 != loc09 );  
  }
}
 
int main()
{
  test01();
  return 0;
}