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- // (C) Copyright 2007-2009 Andrew Sutton
- //
- // Use, modification and distribution are subject to the
- // Boost Software License, Version 1.0 (See accompanying file
- // LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
- #include <vector>
- #include <boost/graph/undirected_graph.hpp>
- #include <boost/graph/directed_graph.hpp>
- #include <boost/graph/degree_centrality.hpp>
- #include <boost/graph/exterior_property.hpp>
- using namespace std;
- using namespace boost;
- // useful types
- // number of vertices in the graph
- static const unsigned N = 5;
- template <typename Graph>
- void build_graph(Graph& g,
- vector<typename graph_traits<Graph>::vertex_descriptor>& v)
- {
- // add vertices
- for(size_t i = 0; i < N; ++i) {
- v[i] = add_vertex(g);
- }
- // add edges
- add_edge(v[0], v[1], g);
- add_edge(v[1], v[2], g);
- add_edge(v[2], v[0], g);
- add_edge(v[3], v[4], g);
- add_edge(v[4], v[0], g);
- }
- template <typename Graph>
- void test_undirected()
- {
- typedef typename graph_traits<Graph>::vertex_descriptor Vertex;
- typedef exterior_vertex_property<Graph, unsigned> CentralityProperty;
- typedef typename CentralityProperty::container_type CentralityContainer;
- typedef typename CentralityProperty::map_type CentralityMap;
- Graph g;
- vector<Vertex> v(N);
- build_graph(g, v);
- CentralityContainer cents(num_vertices(g));
- CentralityMap cm(cents, g);
- all_degree_centralities(g, cm);
- BOOST_ASSERT(cm[v[0]] == 3);
- BOOST_ASSERT(cm[v[1]] == 2);
- BOOST_ASSERT(cm[v[2]] == 2);
- BOOST_ASSERT(cm[v[3]] == 1);
- BOOST_ASSERT(cm[v[4]] == 2);
- }
- template <typename Graph>
- void test_influence()
- {
- typedef typename graph_traits<Graph>::vertex_descriptor Vertex;
- typedef exterior_vertex_property<Graph, unsigned> CentralityProperty;
- typedef typename CentralityProperty::container_type CentralityContainer;
- typedef typename CentralityProperty::map_type CentralityMap;
- Graph g;
- vector<Vertex> v(N);
- build_graph(g, v);
- CentralityContainer cents(num_vertices(g));
- CentralityMap cm(cents, g);
- all_influence_values(g, cm);
- BOOST_ASSERT(cm[v[0]] == 1);
- BOOST_ASSERT(cm[v[1]] == 1);
- BOOST_ASSERT(cm[v[2]] == 1);
- BOOST_ASSERT(cm[v[3]] == 1);
- BOOST_ASSERT(cm[v[4]] == 1);
- }
- template <typename Graph>
- void test_prestige()
- {
- typedef typename graph_traits<Graph>::vertex_descriptor Vertex;
- typedef exterior_vertex_property<Graph, unsigned> CentralityProperty;
- typedef typename CentralityProperty::container_type CentralityContainer;
- typedef typename CentralityProperty::map_type CentralityMap;
- Graph g;
- vector<Vertex> v(N);
- build_graph(g, v);
- CentralityContainer cents(num_vertices(g));
- CentralityMap cm(cents, g);
- all_prestige_values(g, cm);
- BOOST_ASSERT(cm[v[0]] == 2);
- BOOST_ASSERT(cm[v[1]] == 1);
- BOOST_ASSERT(cm[v[2]] == 1);
- BOOST_ASSERT(cm[v[3]] == 0);
- BOOST_ASSERT(cm[v[4]] == 1);
- }
- int
- main(int, char *[])
- {
- typedef undirected_graph<> Graph;
- typedef directed_graph<> Digraph;
- test_undirected<Graph>();
- test_influence<Digraph>();
- test_prestige<Digraph>();
- }
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