graph/test/subgraph.cpp
2001-12-18 16:07:23 +00:00

102 lines
3.7 KiB
C++

//=======================================================================
// Copyright 2001 Indiana University
// Author: Jeremy G. Siek
//
// This file is part of the Boost Graph Library
//
// You should have received a copy of the License Agreement for the
// Boost Graph Library along with the software; see the file LICENSE.
// If not, contact Office of Research, Indiana University, Bloomington,
// IN 47404.
//
// Permission to modify the code and to distribute modified code is
// granted, provided the text of this NOTICE is retained, a notice that
// the code was modified is included with the above COPYRIGHT NOTICE and
// with the COPYRIGHT NOTICE in the LICENSE file, and that the LICENSE
// file is distributed with the modified code.
//
// LICENSOR MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED.
// By way of example, but not limitation, Licensor MAKES NO
// REPRESENTATIONS OR WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY
// PARTICULAR PURPOSE OR THAT THE USE OF THE LICENSED SOFTWARE COMPONENTS
// OR DOCUMENTATION WILL NOT INFRINGE ANY PATENTS, COPYRIGHTS, TRADEMARKS
// OR OTHER RIGHTS.
//=======================================================================
#define BOOST_INCLUDE_MAIN
#include <boost/test/test_tools.hpp>
#include <boost/graph/subgraph.hpp>
#include <boost/graph/adjacency_list.hpp>
#include <boost/graph/graph_utility.hpp>
#include <boost/graph/graph_test.hpp>
// UNDER CONSTRUCTION
int test_main(int argc, char* argv[])
{
using namespace boost;
typedef adjacency_list<vecS, vecS, bidirectionalS,
no_property, property<edge_index_t, std::size_t> > graph_t;
typedef subgraph<graph_t> subgraph_t;
typedef graph_traits<subgraph_t>::vertex_descriptor vertex_t;
typedef graph_traits<subgraph_t>::edge_descriptor edge_t;
mt19937 gen;
for (int t = 0; t < 25; t += 5) {
subgraph_t g;
int N = t + 2;
std::vector<vertex_t> vertex_set;
std::vector< std::pair<vertex_t, vertex_t> > edge_set;
generate_random_graph(g, N, N * 2, gen,
std::back_inserter(vertex_set),
std::back_inserter(edge_set));
graph_test< subgraph_t > gt;
gt.test_incidence_graph(vertex_set, edge_set, g);
gt.test_bidirectional_graph(vertex_set, edge_set, g);
gt.test_adjacency_graph(vertex_set, edge_set, g);
gt.test_vertex_list_graph(vertex_set, g);
gt.test_edge_list_graph(vertex_set, edge_set, g);
gt.test_adjacency_matrix(vertex_set, edge_set, g);
gt.test_add_vertex(g);
gt.test_add_edge(random_vertex(g, gen), random_vertex(g, gen), g);
gt.test_remove_edge(random_vertex(g, gen), random_vertex(g, gen), g);
gt.test_remove_edge(random_edge(g, gen), g);
gt.test_clear_vertex(random_vertex(g, gen), g);
std::vector<vertex_t> sub_vertex_set;
std::vector<vertex_t> sub_global_map;
std::vector< std::pair<vertex_t, vertex_t> > sub_edge_set;
subgraph_t& g_s = g.create_subgraph();
for (int i = 0; i < N/2; ++i) {
vertex_t v_global = random_vertex(g, gen);
vertex_t v = add_vertex(v_global, g_s);
sub_vertex_set.push_back(v);
sub_global_map.push_back(v_global);
}
// compute induced edges
for (int j = 0; j < N; ++j)
for (int k = 0; k < N; ++k) {
edge_t e; bool exists;
tie(e, exists) = edge(sub_global_map[j], sub_global_map[k], g);
if (exists)
sub_edge_set.push_back(std::make_pair(source(e, g), target(e, g)));
}
gt.test_incidence_graph(sub_vertex_set, sub_edge_set, g_s);
gt.test_bidirectional_graph(sub_vertex_set, sub_edge_set, g_s);
gt.test_adjacency_graph(sub_vertex_set, sub_edge_set, g_s);
gt.test_vertex_list_graph(sub_vertex_set, g_s);
gt.test_edge_list_graph(sub_vertex_set, sub_edge_set, g_s);
gt.test_adjacency_matrix(sub_vertex_set, sub_edge_set, g_s);
}
return 0;
}