#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;

}