stdcpp/tsrc/Boost_test/graph/src/dag_longest_paths.cpp
author William Roberts <williamr@symbian.org>
Thu, 22 Jul 2010 16:48:56 +0100
branchGCC_SURGE
changeset 45 4b03adbd26ca
parent 22 ddc455616bd6
parent 31 ce057bb09d0b
permissions -rw-r--r--
Catchup to latest Symbian^4

// Copyright (C) 2002 Trustees of Indiana University

// 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)
/*
 * © Portions copyright (c) 2006-2007 Nokia Corporation.  All rights reserved.
*/

#include <boost/graph/adjacency_list.hpp>
#include <boost/graph/dag_shortest_paths.hpp>
#include <boost/vector_property_map.hpp>
#include <boost/test/minimal.hpp>
#ifdef __SYMBIAN32__
#include "std_log_result.h"
#define LOG_FILENAME_LINE __FILE__, __LINE__
#endif
using namespace boost;

#include <iostream>
using namespace std;

int test_main(int, char*[])
{
    typedef adjacency_list<vecS, vecS, directedS, no_property,
        property<edge_weight_t, int> > Graph;

    Graph graph;
    
    #ifdef __ARMCC__
    #pragma diag_suppress 550
    #endif
    Graph::vertex_descriptor v1, v2, v3, v4;

    
    v1 = add_vertex(graph);
    v2 = add_vertex(graph);
    v3 = add_vertex(graph);
    v4 = add_vertex(graph);

    Graph::edge_descriptor e;
    
    e = add_edge(0, 1, graph).first;
    put(edge_weight, graph, e, 1);

    e = add_edge(1, 2, graph).first;
    put(edge_weight, graph, e, 1);

    e = add_edge(3, 1, graph).first;
    put(edge_weight, graph, e, 5);

    vector_property_map<int> distance;
   
    #ifdef __SYMBIAN32__
    dag_shortest_paths(graph, 0,
                       distance_map(distance)
                       .distance_compare(std::greater<int>())
                       .distance_inf((std::numeric_limits<int>::min)())
                     );
    #else
    dag_shortest_paths(graph, 0,
                       distance_map(distance)
                       .distance_compare(std::greater<int>())
                       .distance_inf((std::numeric_limits<int>::min)())
                       .distance_zero(0));
    #endif
    cout << distance[2] << "\n";

    BOOST_CHECK(distance[2] == 2);

   #ifdef __SYMBIAN32__
	std_log(LOG_FILENAME_LINE,"[End Test Case ]");

	testResultXml("dag_longest_paths");
	close_log_file();
#endif
    return 0;
}