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//=======================================================================
// Copyright 2007 Aaron Windsor
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//=======================================================================
#include <boost/graph/adjacency_list.hpp>
#include <boost/graph/properties.hpp>
#include <boost/graph/make_biconnected_planar.hpp>
#include <boost/graph/biconnected_components.hpp>
#include <boost/graph/boyer_myrvold_planar_test.hpp>
#include <boost/property_map.hpp>
#include <boost/vector_property_map.hpp>
#include <boost/test/minimal.hpp>
using namespace boost;
template <typename Graph>
void reset_edge_index(Graph& g)
{
typename property_map<Graph, edge_index_t>::type index = get(edge_index, g);
typename graph_traits<Graph>::edge_iterator ei, ei_end;
typename graph_traits<Graph>::edges_size_type cnt = 0;
for(tie(ei,ei_end) = edges(g); ei != ei_end; ++ei)
put(index, *ei, cnt++);
}
template <typename Graph>
void make_line_graph(Graph& g, int size)
{
typedef typename graph_traits<Graph>::vertex_descriptor vertex_t;
vertex_t prev_vertex = add_vertex(g);
for(int i = 1; i < size; ++i)
{
vertex_t curr_vertex = add_vertex(g);
add_edge(curr_vertex, prev_vertex, g);
prev_vertex = curr_vertex;
}
}
struct UpdateVertexIndex
{
template <typename Graph>
void update(Graph& g)
{
typename property_map<Graph, vertex_index_t>::type index = get(vertex_index, g);
typename graph_traits<Graph>::vertex_iterator vi, vi_end;
typename graph_traits<Graph>::vertices_size_type cnt = 0;
for(tie(vi,vi_end) = vertices(g); vi != vi_end; ++vi)
put(index, *vi, cnt++);
}
};
struct NoVertexIndexUpdater
{
template <typename Graph> void update(Graph& g) {}
};
template <typename Graph, typename VertexIndexUpdater>
void test_line_graph(VertexIndexUpdater vertex_index_updater, int size)
{
Graph g;
make_line_graph(g, size);
vertex_index_updater.update(g);
reset_edge_index(g);
typedef std::vector< typename graph_traits<Graph>::edge_descriptor > edge_vector_t;
typedef std::vector< edge_vector_t > embedding_storage_t;
typedef iterator_property_map
< typename embedding_storage_t::iterator,
typename property_map<Graph, vertex_index_t>::type
> embedding_t;
embedding_storage_t embedding_storage(num_vertices(g));
embedding_t embedding(embedding_storage.begin(), get(vertex_index, g));
typename graph_traits<Graph>::vertex_iterator vi, vi_end;
for(tie(vi,vi_end) = vertices(g); vi != vi_end; ++vi)
std::copy(out_edges(*vi,g).first, out_edges(*vi,g).second, std::back_inserter(embedding[*vi]));
BOOST_CHECK(biconnected_components(g, make_vector_property_map<int>(get(edge_index,g))) > 1);
BOOST_CHECK(boyer_myrvold_planarity_test(g));
make_biconnected_planar(g, embedding);
reset_edge_index(g);
BOOST_CHECK(biconnected_components(g, make_vector_property_map<int>(get(edge_index,g))) == 1);
BOOST_CHECK(boyer_myrvold_planarity_test(g));
}
int test_main(int, char* [])
{
typedef adjacency_list
<vecS,
vecS,
undirectedS,
property<vertex_index_t, int>,
property<edge_index_t, int>
>
VVgraph_t;
typedef adjacency_list
<vecS,
listS,
undirectedS,
property<vertex_index_t, int>,
property<edge_index_t, int>
>
VLgraph_t;
typedef adjacency_list
<listS,
vecS,
undirectedS,
property<vertex_index_t, int>,
property<edge_index_t, int>
>
LVgraph_t;
typedef adjacency_list
<listS,
listS,
undirectedS,
property<vertex_index_t, int>,
property<edge_index_t, int>
>
LLgraph_t;
typedef adjacency_list
<setS,
setS,
undirectedS,
property<vertex_index_t, int>,
property<edge_index_t, int>
>
SSgraph_t;
test_line_graph<VVgraph_t>(NoVertexIndexUpdater(), 10);
test_line_graph<VVgraph_t>(NoVertexIndexUpdater(), 50);
test_line_graph<VLgraph_t>(UpdateVertexIndex(), 3);
test_line_graph<VLgraph_t>(UpdateVertexIndex(), 30);
test_line_graph<LVgraph_t>(NoVertexIndexUpdater(), 15);
test_line_graph<LVgraph_t>(NoVertexIndexUpdater(), 45);
test_line_graph<LLgraph_t>(UpdateVertexIndex(), 8);
test_line_graph<LLgraph_t>(UpdateVertexIndex(), 19);
test_line_graph<SSgraph_t>(UpdateVertexIndex(), 13);
test_line_graph<SSgraph_t>(UpdateVertexIndex(), 20);
return 0;
}
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