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// { dg-options "-std=gnu++0x" }
 
// Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011
// 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/>.
 
// 25.2.8 [lib.alg.unique] Unique
 
#undef _GLIBCXX_CONCEPT_CHECKS
 
#include <vector>
#include <algorithm>
#include <functional>
#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::rvalstruct;
 
typedef test_container<rvalstruct, forward_iterator_wrapper> Container;
 
void test01()
{
  bool test __attribute__((unused)) = true;
 
  int intarray1[] = {1, 4, 4, 6, 1, 2, 2, 3, 1, 6, 6, 6, 5, 7, 5, 4, 4};
  int intarray2[] = {1, 1, 1, 2, 2, 1, 1, 7, 6, 6, 7, 8, 8, 8, 8, 9, 9};
 
  const int N = sizeof(intarray1) / sizeof(int);
 
  rvalstruct T1[N];
  rvalstruct T2[N];
 
  std::copy(intarray1,intarray1 + N, T1);
  std::copy(intarray2,intarray2 + N, T2);
 
  const int A1[] = {1, 4, 6, 1, 2, 3, 1, 6, 5, 7, 5, 4};
  const int B1[] = {1, 2, 1, 7, 6, 7, 8, 9};
 
  Container con(T1, T1 + N);
 
  VERIFY( std::unique(con.begin(), con.end()).ptr - T1 == 12 );
  for(int i = 0; i < 12; ++i)
    VERIFY( T1[i].val == A1[i] );
 
  Container con2(T2, T2 + N);
  VERIFY( std::unique(con2.begin(), con2.end()).ptr - T2 == 8 );
  for(int i = 0; i < 8; ++i)
    VERIFY( T2[i].val == B1[i] );
}
 
bool are_equal(const rvalstruct& rhs, const rvalstruct& lhs)
{ return rhs == lhs; }
 
void test02()
{
  bool test __attribute__((unused)) = true;
 
  int intarray1[] = {1, 4, 4, 6, 1, 2, 2, 3, 1, 6, 6, 6, 5, 7, 5, 4, 4};
  int intarray2[] = {1, 1, 1, 2, 2, 1, 1, 7, 6, 6, 7, 8, 8, 8, 8, 9, 9};
 
  const int N = sizeof(intarray1) / sizeof(int);
 
  rvalstruct T1[N];
  rvalstruct T2[N];
 
  std::copy(intarray1,intarray1 + N, T1);
  std::copy(intarray2,intarray2 + N, T2);
 
  const int A1[] = {1, 4, 6, 1, 2, 3, 1, 6, 5, 7, 5, 4};
  const int B1[] = {1, 2, 1, 7, 6, 7, 8, 9};
 
  Container con(T1, T1 + N);
 
  VERIFY( std::unique(con.begin(), con.end(), are_equal).ptr - T1 == 12 );
  for(int i = 0; i < 12; ++i)
    VERIFY( T1[i].val == A1[i] );
 
  Container con2(T2, T2 + N);
  VERIFY( std::unique(con2.begin(), con2.end(), are_equal).ptr - T2 == 8 );
  for(int i = 0; i < 8; ++i)
    VERIFY( T2[i].val == B1[i] );
}
 
int main()
{
  test01();
  test02();
  return 0;
}