test/max_clique_test.cc
changeset 1206 86a5b114a066
parent 918 8583fb74238c
equal deleted inserted replaced
1:fa81e6f76c63 2:c5df0ad745cf
     1 /* -*- mode: C++; indent-tabs-mode: nil; -*-
     1 /* -*- mode: C++; indent-tabs-mode: nil; -*-
     2  *
     2  *
     3  * This file is a part of LEMON, a generic C++ optimization library.
     3  * This file is a part of LEMON, a generic C++ optimization library.
     4  *
     4  *
     5  * Copyright (C) 2003-2010
     5  * Copyright (C) 2003-2013
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
     8  *
     8  *
     9  * Permission to use, modify and distribute this software is granted
     9  * Permission to use, modify and distribute this software is granted
    10  * provided that this copyright notice appears in all copies. For
    10  * provided that this copyright notice appears in all copies. For
    52   "4 6    11\n"
    52   "4 6    11\n"
    53   "4 7    12\n"
    53   "4 7    12\n"
    54   "5 6    13\n"
    54   "5 6    13\n"
    55   "5 7    14\n"
    55   "5 7    14\n"
    56   "6 7    15\n";
    56   "6 7    15\n";
    57       
    57 
    58 
    58 
    59 // Check with general graphs
    59 // Check with general graphs
    60 template <typename Param>
    60 template <typename Param>
    61 void checkMaxCliqueGeneral(Param rule) {
    61 void checkMaxCliqueGeneral(Param rule) {
    62   typedef ListGraph GR;
    62   typedef ListGraph GR;
    63   typedef GrossoLocatelliPullanMc<GR> McAlg;
    63   typedef GrossoLocatelliPullanMc<GR> McAlg;
    64   typedef McAlg::CliqueNodeIt CliqueIt;
    64   typedef McAlg::CliqueNodeIt CliqueIt;
    65   
    65 
    66   // Basic tests
    66   // Basic tests
    67   {
    67   {
    68     GR g;
    68     GR g;
    69     GR::NodeMap<bool> map(g);
    69     GR::NodeMap<bool> map(g);
    70     McAlg mc(g);
    70     McAlg mc(g);
    79     mc.cliqueMap(map);
    79     mc.cliqueMap(map);
    80     check(map[u], "Wrong clique map");
    80     check(map[u], "Wrong clique map");
    81     CliqueIt it1(mc);
    81     CliqueIt it1(mc);
    82     check(static_cast<GR::Node>(it1) == u && ++it1 == INVALID,
    82     check(static_cast<GR::Node>(it1) == u && ++it1 == INVALID,
    83           "Wrong CliqueNodeIt");
    83           "Wrong CliqueNodeIt");
    84     
    84 
    85     GR::Node v = g.addNode();
    85     GR::Node v = g.addNode();
    86     check(mc.run(rule) == McAlg::ITERATION_LIMIT, "Wrong termination cause");
    86     check(mc.run(rule) == McAlg::ITERATION_LIMIT, "Wrong termination cause");
    87     check(mc.cliqueSize() == 1, "Wrong clique size");
    87     check(mc.cliqueSize() == 1, "Wrong clique size");
    88     mc.cliqueMap(map);
    88     mc.cliqueMap(map);
    89     check((map[u] && !map[v]) || (map[v] && !map[u]), "Wrong clique map");
    89     check((map[u] && !map[v]) || (map[v] && !map[u]), "Wrong clique map");
   107     GR::NodeMap<bool> map(g);
   107     GR::NodeMap<bool> map(g);
   108     std::istringstream input(test_lgf);
   108     std::istringstream input(test_lgf);
   109     graphReader(g, input)
   109     graphReader(g, input)
   110       .nodeMap("max_clique", max_clique)
   110       .nodeMap("max_clique", max_clique)
   111       .run();
   111       .run();
   112     
   112 
   113     McAlg mc(g);
   113     McAlg mc(g);
   114     mc.iterationLimit(50);
   114     mc.iterationLimit(50);
   115     check(mc.run(rule) == McAlg::ITERATION_LIMIT, "Wrong termination cause");
   115     check(mc.run(rule) == McAlg::ITERATION_LIMIT, "Wrong termination cause");
   116     check(mc.cliqueSize() == 4, "Wrong clique size");
   116     check(mc.cliqueSize() == 4, "Wrong clique size");
   117     mc.cliqueMap(map);
   117     mc.cliqueMap(map);
   131 template <typename Param>
   131 template <typename Param>
   132 void checkMaxCliqueFullGraph(Param rule) {
   132 void checkMaxCliqueFullGraph(Param rule) {
   133   typedef FullGraph GR;
   133   typedef FullGraph GR;
   134   typedef GrossoLocatelliPullanMc<FullGraph> McAlg;
   134   typedef GrossoLocatelliPullanMc<FullGraph> McAlg;
   135   typedef McAlg::CliqueNodeIt CliqueIt;
   135   typedef McAlg::CliqueNodeIt CliqueIt;
   136   
   136 
   137   for (int size = 0; size <= 40; size = size * 3 + 1) {
   137   for (int size = 0; size <= 40; size = size * 3 + 1) {
   138     GR g(size);
   138     GR g(size);
   139     GR::NodeMap<bool> map(g);
   139     GR::NodeMap<bool> map(g);
   140     McAlg mc(g);
   140     McAlg mc(g);
   141     check(mc.run(rule) == McAlg::SIZE_LIMIT, "Wrong termination cause");
   141     check(mc.run(rule) == McAlg::SIZE_LIMIT, "Wrong termination cause");
   154 template <typename Param>
   154 template <typename Param>
   155 void checkMaxCliqueGridGraph(Param rule) {
   155 void checkMaxCliqueGridGraph(Param rule) {
   156   GridGraph g(5, 7);
   156   GridGraph g(5, 7);
   157   GridGraph::NodeMap<char> map(g);
   157   GridGraph::NodeMap<char> map(g);
   158   GrossoLocatelliPullanMc<GridGraph> mc(g);
   158   GrossoLocatelliPullanMc<GridGraph> mc(g);
   159   
   159 
   160   mc.iterationLimit(100);
   160   mc.iterationLimit(100);
   161   check(mc.run(rule) == mc.ITERATION_LIMIT, "Wrong termination cause");
   161   check(mc.run(rule) == mc.ITERATION_LIMIT, "Wrong termination cause");
   162   check(mc.cliqueSize() == 2, "Wrong clique size");
   162   check(mc.cliqueSize() == 2, "Wrong clique size");
   163 
   163 
   164   mc.stepLimit(100);
   164   mc.stepLimit(100);
   177   checkMaxCliqueGeneral(GrossoLocatelliPullanMc<ListGraph>::PENALTY_BASED);
   177   checkMaxCliqueGeneral(GrossoLocatelliPullanMc<ListGraph>::PENALTY_BASED);
   178 
   178 
   179   checkMaxCliqueFullGraph(GrossoLocatelliPullanMc<FullGraph>::RANDOM);
   179   checkMaxCliqueFullGraph(GrossoLocatelliPullanMc<FullGraph>::RANDOM);
   180   checkMaxCliqueFullGraph(GrossoLocatelliPullanMc<FullGraph>::DEGREE_BASED);
   180   checkMaxCliqueFullGraph(GrossoLocatelliPullanMc<FullGraph>::DEGREE_BASED);
   181   checkMaxCliqueFullGraph(GrossoLocatelliPullanMc<FullGraph>::PENALTY_BASED);
   181   checkMaxCliqueFullGraph(GrossoLocatelliPullanMc<FullGraph>::PENALTY_BASED);
   182                        
   182 
   183   checkMaxCliqueGridGraph(GrossoLocatelliPullanMc<GridGraph>::RANDOM);
   183   checkMaxCliqueGridGraph(GrossoLocatelliPullanMc<GridGraph>::RANDOM);
   184   checkMaxCliqueGridGraph(GrossoLocatelliPullanMc<GridGraph>::DEGREE_BASED);
   184   checkMaxCliqueGridGraph(GrossoLocatelliPullanMc<GridGraph>::DEGREE_BASED);
   185   checkMaxCliqueGridGraph(GrossoLocatelliPullanMc<GridGraph>::PENALTY_BASED);
   185   checkMaxCliqueGridGraph(GrossoLocatelliPullanMc<GridGraph>::PENALTY_BASED);
   186                        
   186 
   187   return 0;
   187   return 0;
   188 }
   188 }