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// Copyright (C) 2005, 2009 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 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/>.

// 25.2.2 swap_ranges

#include <algorithm>

#include <testsuite_hooks.h>

#include <testsuite_iterators.h>

using __gnu_test::test_container;

using __gnu_test::forward_iterator_wrapper;

typedef test_container<int, forward_iterator_wrapper> Container;

void

test1()

{

  bool test __attribute__((unused)) = true;

  int array1[]={1, 2};

  int array2[]={3, 4};

  Container con1(array1, array1 + 2);

  Container con2(array2, array2 + 2);

  VERIFY(std::swap_ranges(con1.begin(), con1.end(), con2.begin()).ptr ==

         array2 + 2);

  VERIFY(array1[0] == 3 && array1[1] == 4 && array2[0] == 1 && array2[1] == 2);

}

void

test2()

{

  bool test __attribute__((unused)) = true;

  int array1[] = {1};

  int array2[] = {1};

  Container con1(array1, array1);

  Container con2(array2, array2);

  VERIFY(swap_ranges(con1.begin(), con1.end(), con2.begin()).ptr == array2);

}

int

main()

{

  test1();

  test2();

}