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// { dg-require-namedlocale "" }

// 2000-08-31 Benjamin Kosnik <bkoz@redhat.com>

// Copyright (C) 2000, 2002, 2003, 2005 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 2, 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 COPYING.  If not, write to the Free

// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// 22.1.1.1.2 - class locale::facet [lib.locale.facet]

#include <cwchar> // for mbstate_t

#include <locale>

#include <stdexcept>

#include <string>

#include <iterator>

#include <limits>

#include <testsuite_hooks.h>

// Static counter for use in checking ctors/dtors.

static std::size_t counter;

class surf : public std::locale::facet

{

public:

  static std::locale::id                id;

  surf(size_t refs = 0): std::locale::facet(refs) { ++counter; }

  ~surf() { --counter; }

};

std::locale::id surf::id;

typedef surf facet_type;

void test02()

{

  using namespace std;

  bool test __attribute__((unused)) = true;

  // 1: Destroyed when out of scope.

  VERIFY( counter == 0 );

  {

    locale loc01(locale::classic(), new facet_type);

    VERIFY( counter == 1 );

  }

  VERIFY( counter == 0 );

  // 2: Not destroyed when out of scope, deliberately leaked.

  VERIFY( counter == 0 );

  {

    // Default refs argument is zero.

    locale loc02(locale::classic(), new facet_type(1));

    VERIFY( counter == 1 );

  }

  VERIFY( counter == 1 );

  // 3: Pathological.

  counter = 0;

  {

    // Test bounds.

    facet_type* f = new facet_type(numeric_limits<size_t>::max());

    VERIFY( counter == 1 );

    // Add a reference.

    locale loc01(locale::classic(), f);

    {

      // Add another reference...

      locale loc02(locale::classic(), f);

    }

    VERIFY( counter == 1 );

  }

  // 4: Named locale should destroy facets when it goes out of scope.

  // Not quite sure how to test for this w/o valgrind at the moment.

  {

    locale loc03 = locale("es_MX");

  }

}

int main ()

{

  test02();

  return 0;

}