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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/>.

// 25.3.7 [lib.alg.min.max]

#include <algorithm>

#include <testsuite_hooks.h>

#include <testsuite_iterators.h>

using __gnu_test::test_container;

using __gnu_test::forward_iterator_wrapper;

using std::max_element;

typedef test_container<int, forward_iterator_wrapper> Container;

void

test1()

{

  // Note: The standard is unclear on what should happen in this case.

  // This seems the only really sensible behaviour, and what is done.

  int array[] = {0};

  Container con(array, array);

  VERIFY(max_element(con.begin(), con.end()).ptr == array);

}

void

test2()

{

  int array[] = {0};

  Container con(array, array + 1);

  VERIFY(max_element(con.begin(), con.end()).ptr == array);

}

void

test3()

{

  int array[] = {3, 0};

  Container con(array, array + 2);

  VERIFY(max_element(con.begin(), con.end()).ptr == array);

}

void

test4()

{

  int array[] = {0, 3, 6, 2, 6, 4, 0};

  Container con(array, array + 7);

  VERIFY(max_element(con.begin(), con.end()).ptr == array + 2);

}

int main()

{

  test1();

  test2();

  test3();

  test4();

}