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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 template class basic_string

#include <string>

#include <stdexcept>

#include <testsuite_hooks.h>

// Do another sanity check, this time for member functions that return

// iterators, namely insert and erase.

bool test02(void)

{

  bool test __attribute__((unused)) = true;

  typedef std::wstring::size_type csize_type;

  typedef std::wstring::iterator siterator;

  typedef std::wstring::reverse_iterator sriterator;

  siterator it1;

  sriterator rit1;

  const std::wstring str01(L"its beach, santa cruz");

  std::wstring str02 = str01;

  std::wstring str05 = str02; // optional, so that begin below causes a mutate

  std::wstring::iterator p = str02.insert(str02.begin(), L' ');

  std::wstring str03 = str02;

  VERIFY( str03 == str02 );

  *p = L'!';

  VERIFY( *str03.c_str() == L' ' );

  str03[0] = L'@';

  VERIFY( str02[0] == L'!' );

  VERIFY( *p == L'!' );

  VERIFY( str02 != str05 );

  VERIFY( str02 != str03 );

  std::wstring str10 = str01;

  std::wstring::iterator p2 = str10.insert(str10.begin(), L'a');

  std::wstring str11 = str10;

  *p2 = L'e';

  VERIFY( str11 != str10 );

  std::wstring str06 = str01;

  std::wstring str07 = str06; // optional, so that begin below causes a mutate

  p = str06.erase(str06.begin());

  std::wstring str08 = str06;

  VERIFY( str08 == str06 );

  *p = L'!';

  VERIFY( *str08.c_str() == L't' );

  str08[0] = L'@';

  VERIFY( str06[0] == L'!' );

  VERIFY( *p == L'!' );

  VERIFY( str06 != str07 );

  VERIFY( str06 != str08 );

  std::wstring str12 = str01;

  p2 = str12.erase(str12.begin(), str12.begin() + str12.size() - 1);

  std::wstring str13 = str12;

  *p2 = L'e';

  VERIFY( str12 != str13 );

  return test;

}

int main()

{

  test02();

  return 0;

}