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// { dg-options "-std=gnu++0x" }

// Copyright (C) 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/>.

// 25.2.10 rotate

// Tests rotate when an moveable class is used

#undef _GLIBCXX_CONCEPT_CHECKS

#include <algorithm>

#include <testsuite_hooks.h>

#include <testsuite_iterators.h>

#include <testsuite_rvalref.h>

using __gnu_test::test_container;

using __gnu_test::forward_iterator_wrapper;

using __gnu_test::bidirectional_iterator_wrapper;

using __gnu_test::random_access_iterator_wrapper;

using __gnu_test::rvalstruct;

typedef test_container<rvalstruct, forward_iterator_wrapper> Fcontainer;

typedef test_container<rvalstruct, bidirectional_iterator_wrapper> Bcontainer;

typedef test_container<rvalstruct, random_access_iterator_wrapper> Rcontainer;

template<typename Con>

  void

  test_con(int length, int rotate_pos)

  {

    bool test __attribute__((unused)) = true;

    rvalstruct array[length];

    for(int i = 0; i < length; ++i)

      array[i] = i;

    Con con(array, array + length);

    std::rotate(con.begin(), con.it(rotate_pos), con.end());

    if(length != 0)

      {

        for(int i = 0; i < length; ++i)

          VERIFY( array[i].valid && array[i].val == (i + rotate_pos) % length );

      }

  }

void

test01()

{

  for(int i = 0; i < 20; ++i)

    {

      for(int j = 0; j <= i; ++j)

        {

          test_con<Fcontainer>(i, j);

          test_con<Bcontainer>(i, j);

          test_con<Rcontainer>(i, j);

        }

    }

}

int

main()

{

  test01();

  return 0;

}