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// Copyright (C) 2005 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.
 
// 25.5.8 [lib.alg.unique]
 
#include <algorithm>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>
 
using __gnu_test::test_container;
using __gnu_test::input_iterator_wrapper;
using __gnu_test::forward_iterator_wrapper;
using __gnu_test::output_iterator_wrapper;
using std::unique;
 
typedef test_container<int, input_iterator_wrapper> Icontainer;
typedef test_container<int, forward_iterator_wrapper> Fcontainer;
typedef test_container<int, output_iterator_wrapper> Ocontainer;
 
int array1[] = {0, 0, 0, 1, 1, 1};
int array2[2];
 
void 
test1()
{
  bool test __attribute__((unused)) = true;
  Icontainer con1(array1, array1);
  Ocontainer con2(array2, array2);
  VERIFY(unique_copy(con1.begin(), con1.end(), con2.begin()).ptr == array2);
}
 
void
test2()
{
  bool test __attribute__((unused)) = true;
  Icontainer con1(array1, array1 + 6);
  Ocontainer con2(array2, array2 + 2);
  VERIFY(unique_copy(con1.begin(), con1.end(), con2.begin()).ptr 
         == array2 + 2);
  VERIFY(array2[0] == 0 && array2[1] == 1);
}
 
void
test3()
{
  bool test __attribute__((unused)) = true;
  Icontainer con1(array1, array1);
  Fcontainer con2(array2, array2);
  VERIFY(unique_copy(con1.begin(), con1.end(), con2.begin()).ptr == array2);
}
 
void
test4()
{
  bool test __attribute__((unused)) = true;
  Icontainer con1(array1, array1 + 6);
  Fcontainer con2(array2, array2 + 2);
  VERIFY(unique_copy(con1.begin(), con1.end(), con2.begin()).ptr
         == array2 + 2);
  VERIFY(array2[0] == 0 && array2[1] == 1);
}
 
int 
main()
{
  test1();
  test2();
  test3();
  test4();
}