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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;
}