#include "iterator.node2.hpp"

#include <string>
#include <memory>
#include <iostream>
#include <algorithm>
#include <cassert>

#include <boost/mem_fn.hpp>

using namespace std;

ostream_iterator<node_base> out(cout, " ");

int main()
{
  unique_ptr< node<int> > nodes(new node<int>(42));
  nodes->append(new node<string>(" is greater than "));
  nodes->append(new node<int>(13));

  // Check interoperability
  assert(node_iterator(nodes.get()) == node_const_iterator(nodes.get()));
  assert(node_const_iterator(nodes.get()) == node_iterator(nodes.get()));

  assert(node_iterator(nodes.get()) != node_const_iterator());
  assert(node_const_iterator(nodes.get()) != node_iterator());

  copy(node_iterator(nodes.get()), node_iterator(), out);
  cout << endl;

  for_each(node_iterator(nodes.get()), node_iterator(), 
      boost::mem_fn(&node_base::double_me)
      );

  copy(node_const_iterator(nodes.get()), node_const_iterator(), out);
  cout << endl;

  return 0;
}