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// 1999-06-08 bkoz

// Copyright (C) 1999, 2003 Free Software Foundation, Inc.

//

// 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.

// 21.3.4 basic_string element access

#include <string>

#include <stdexcept>

#include <testsuite_hooks.h>

bool test01(void)

{

  bool test __attribute__((unused)) = true;

  typedef std::wstring::size_type csize_type;

  typedef std::wstring::const_reference cref;

  typedef std::wstring::reference ref;

  csize_type csz01, csz02;

  const std::wstring str01(L"tamarindo, costa rica");

  std::wstring str02(L"41st street beach, capitola, california");

  std::wstring str03;

  // const_reference operator[] (size_type pos) const;

  csz01 = str01.size();

  cref cref1 = str01[csz01 - 1];

  VERIFY( cref1 == L'a' );

  cref cref2 = str01[csz01];

  VERIFY( cref2 == wchar_t() );

  // reference operator[] (size_type pos);

  csz02 = str02.size();

  ref ref1 = str02[csz02 - 1];

  VERIFY( ref1 == L'a' );

  ref ref2 = str02[1];

  VERIFY( ref2 == L'1' );

  // const_reference at(size_type pos) const;

  csz01 = str01.size();

  cref cref3 = str01.at(csz01 - 1);

  VERIFY( cref3 == L'a' );

  try {

    str01.at(csz01);

    VERIFY( false ); // Should not get here, as exception thrown.

  }

  catch(std::out_of_range& fail) {

    VERIFY( true );

  }

  catch(...) {

    VERIFY( false );

  }

  // reference at(size_type pos);

  csz01 = str02.size();

  ref ref3 = str02.at(csz02 - 1);

  VERIFY( ref3 == L'a' );

  try {

    str02.at(csz02);

    VERIFY( false ); // Should not get here, as exception thrown.

  }

  catch(std::out_of_range& fail) {

    VERIFY( true );

  }

  catch(...) {

    VERIFY( false );

  }

  return test;

}

int main()

{

  test01();

  return 0;

}