1 /* -*- mode: C++; indent-tabs-mode: nil; -*-
 
     3  * This file is a part of LEMON, a generic C++ optimization library.
 
     5  * Copyright (C) 2003-2008
 
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
 
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
 
     9  * Permission to use, modify and distribute this software is granted
 
    10  * provided that this copyright notice appears in all copies. For
 
    11  * precise terms see the accompanying LICENSE file.
 
    13  * This software is provided "AS IS" with no warranty of any kind,
 
    14  * express or implied, and with no claim as to its suitability for any
 
    22 #include <lemon/concepts/digraph.h>
 
    23 #include <lemon/concepts/graph.h>
 
    24 #include <lemon/concept_check.h>
 
    26 #include <lemon/list_graph.h>
 
    28 #include <lemon/edge_set.h>
 
    30 #include "graph_test.h"
 
    31 #include "test_tools.h"
 
    33 using namespace lemon;
 
    35 void checkSmartArcSet() {
 
    36   checkConcept<concepts::Digraph, SmartArcSet<ListDigraph> >();
 
    38   typedef ListDigraph Digraph;
 
    39   typedef SmartArcSet<Digraph> ArcSet;
 
    43     n1 = digraph.addNode(),
 
    44     n2 = digraph.addNode();
 
    46   Digraph::Arc ga1 = digraph.addArc(n1, n2);
 
    48   ArcSet arc_set(digraph);
 
    50   Digraph::Arc ga2 = digraph.addArc(n2, n1);
 
    52   checkGraphNodeList(arc_set, 2);
 
    53   checkGraphArcList(arc_set, 0);
 
    56     n3 = digraph.addNode();
 
    57   checkGraphNodeList(arc_set, 3);
 
    58   checkGraphArcList(arc_set, 0);
 
    60   ArcSet::Arc a1 = arc_set.addArc(n1, n2);
 
    61   check(arc_set.source(a1) == n1 && arc_set.target(a1) == n2, "Wrong arc");
 
    62   checkGraphNodeList(arc_set, 3);
 
    63   checkGraphArcList(arc_set, 1);
 
    65   checkGraphOutArcList(arc_set, n1, 1);
 
    66   checkGraphOutArcList(arc_set, n2, 0);
 
    67   checkGraphOutArcList(arc_set, n3, 0);
 
    69   checkGraphInArcList(arc_set, n1, 0);
 
    70   checkGraphInArcList(arc_set, n2, 1);
 
    71   checkGraphInArcList(arc_set, n3, 0);
 
    73   checkGraphConArcList(arc_set, 1);
 
    75   ArcSet::Arc a2 = arc_set.addArc(n2, n1),
 
    76     a3 = arc_set.addArc(n2, n3),
 
    77     a4 = arc_set.addArc(n2, n3);
 
    78   checkGraphNodeList(arc_set, 3);
 
    79   checkGraphArcList(arc_set, 4);
 
    81   checkGraphOutArcList(arc_set, n1, 1);
 
    82   checkGraphOutArcList(arc_set, n2, 3);
 
    83   checkGraphOutArcList(arc_set, n3, 0);
 
    85   checkGraphInArcList(arc_set, n1, 1);
 
    86   checkGraphInArcList(arc_set, n2, 1);
 
    87   checkGraphInArcList(arc_set, n3, 2);
 
    89   checkGraphConArcList(arc_set, 4);
 
    91   checkNodeIds(arc_set);
 
    93   checkGraphNodeMap(arc_set);
 
    94   checkGraphArcMap(arc_set);
 
    96   check(arc_set.valid(), "Wrong validity");
 
    98   check(!arc_set.valid(), "Wrong validity");
 
   101 void checkListArcSet() {
 
   102   checkConcept<concepts::Digraph, SmartArcSet<ListDigraph> >();
 
   104   typedef ListDigraph Digraph;
 
   105   typedef ListArcSet<Digraph> ArcSet;
 
   109     n1 = digraph.addNode(),
 
   110     n2 = digraph.addNode();
 
   112   Digraph::Arc ga1 = digraph.addArc(n1, n2);
 
   114   ArcSet arc_set(digraph);
 
   116   Digraph::Arc ga2 = digraph.addArc(n2, n1);
 
   118   checkGraphNodeList(arc_set, 2);
 
   119   checkGraphArcList(arc_set, 0);
 
   122     n3 = digraph.addNode();
 
   123   checkGraphNodeList(arc_set, 3);
 
   124   checkGraphArcList(arc_set, 0);
 
   126   ArcSet::Arc a1 = arc_set.addArc(n1, n2);
 
   127   check(arc_set.source(a1) == n1 && arc_set.target(a1) == n2, "Wrong arc");
 
   128   checkGraphNodeList(arc_set, 3);
 
   129   checkGraphArcList(arc_set, 1);
 
   131   checkGraphOutArcList(arc_set, n1, 1);
 
   132   checkGraphOutArcList(arc_set, n2, 0);
 
   133   checkGraphOutArcList(arc_set, n3, 0);
 
   135   checkGraphInArcList(arc_set, n1, 0);
 
   136   checkGraphInArcList(arc_set, n2, 1);
 
   137   checkGraphInArcList(arc_set, n3, 0);
 
   139   checkGraphConArcList(arc_set, 1);
 
   141   ArcSet::Arc a2 = arc_set.addArc(n2, n1),
 
   142     a3 = arc_set.addArc(n2, n3),
 
   143     a4 = arc_set.addArc(n2, n3);
 
   144   checkGraphNodeList(arc_set, 3);
 
   145   checkGraphArcList(arc_set, 4);
 
   147   checkGraphOutArcList(arc_set, n1, 1);
 
   148   checkGraphOutArcList(arc_set, n2, 3);
 
   149   checkGraphOutArcList(arc_set, n3, 0);
 
   151   checkGraphInArcList(arc_set, n1, 1);
 
   152   checkGraphInArcList(arc_set, n2, 1);
 
   153   checkGraphInArcList(arc_set, n3, 2);
 
   155   checkGraphConArcList(arc_set, 4);
 
   157   checkNodeIds(arc_set);
 
   158   checkArcIds(arc_set);
 
   159   checkGraphNodeMap(arc_set);
 
   160   checkGraphArcMap(arc_set);
 
   164   checkGraphNodeList(arc_set, 2);
 
   165   checkGraphArcList(arc_set, 2);
 
   167   checkGraphOutArcList(arc_set, n2, 2);
 
   168   checkGraphOutArcList(arc_set, n3, 0);
 
   170   checkGraphInArcList(arc_set, n2, 0);
 
   171   checkGraphInArcList(arc_set, n3, 2);
 
   173   checkNodeIds(arc_set);
 
   174   checkArcIds(arc_set);
 
   175   checkGraphNodeMap(arc_set);
 
   176   checkGraphArcMap(arc_set);
 
   178   checkGraphConArcList(arc_set, 2);
 
   181 void checkSmartEdgeSet() {
 
   182   checkConcept<concepts::Digraph, SmartEdgeSet<ListDigraph> >();
 
   184   typedef ListDigraph Digraph;
 
   185   typedef SmartEdgeSet<Digraph> EdgeSet;
 
   189     n1 = digraph.addNode(),
 
   190     n2 = digraph.addNode();
 
   192   Digraph::Arc ga1 = digraph.addArc(n1, n2);
 
   194   EdgeSet edge_set(digraph);
 
   196   Digraph::Arc ga2 = digraph.addArc(n2, n1);
 
   198   checkGraphNodeList(edge_set, 2);
 
   199   checkGraphArcList(edge_set, 0);
 
   200   checkGraphEdgeList(edge_set, 0);
 
   203     n3 = digraph.addNode();
 
   204   checkGraphNodeList(edge_set, 3);
 
   205   checkGraphArcList(edge_set, 0);
 
   206   checkGraphEdgeList(edge_set, 0);
 
   208   EdgeSet::Edge e1 = edge_set.addEdge(n1, n2);
 
   209   check((edge_set.u(e1) == n1 && edge_set.v(e1) == n2) ||
 
   210         (edge_set.v(e1) == n1 && edge_set.u(e1) == n2), "Wrong edge");
 
   211   checkGraphNodeList(edge_set, 3);
 
   212   checkGraphArcList(edge_set, 2);
 
   213   checkGraphEdgeList(edge_set, 1);
 
   215   checkGraphOutArcList(edge_set, n1, 1);
 
   216   checkGraphOutArcList(edge_set, n2, 1);
 
   217   checkGraphOutArcList(edge_set, n3, 0);
 
   219   checkGraphInArcList(edge_set, n1, 1);
 
   220   checkGraphInArcList(edge_set, n2, 1);
 
   221   checkGraphInArcList(edge_set, n3, 0);
 
   223   checkGraphIncEdgeList(edge_set, n1, 1);
 
   224   checkGraphIncEdgeList(edge_set, n2, 1);
 
   225   checkGraphIncEdgeList(edge_set, n3, 0);
 
   227   checkGraphConEdgeList(edge_set, 1);
 
   228   checkGraphConArcList(edge_set, 2);
 
   230   EdgeSet::Edge e2 = edge_set.addEdge(n2, n1),
 
   231     e3 = edge_set.addEdge(n2, n3),
 
   232     e4 = edge_set.addEdge(n2, n3);
 
   233   checkGraphNodeList(edge_set, 3);
 
   234   checkGraphEdgeList(edge_set, 4);
 
   236   checkGraphOutArcList(edge_set, n1, 2);
 
   237   checkGraphOutArcList(edge_set, n2, 4);
 
   238   checkGraphOutArcList(edge_set, n3, 2);
 
   240   checkGraphInArcList(edge_set, n1, 2);
 
   241   checkGraphInArcList(edge_set, n2, 4);
 
   242   checkGraphInArcList(edge_set, n3, 2);
 
   244   checkGraphIncEdgeList(edge_set, n1, 2);
 
   245   checkGraphIncEdgeList(edge_set, n2, 4);
 
   246   checkGraphIncEdgeList(edge_set, n3, 2);
 
   248   checkGraphConEdgeList(edge_set, 4);
 
   249   checkGraphConArcList(edge_set, 8);
 
   251   checkArcDirections(edge_set);
 
   253   checkNodeIds(edge_set);
 
   254   checkArcIds(edge_set);
 
   255   checkEdgeIds(edge_set);
 
   256   checkGraphNodeMap(edge_set);
 
   257   checkGraphArcMap(edge_set);
 
   258   checkGraphEdgeMap(edge_set);
 
   260   check(edge_set.valid(), "Wrong validity");
 
   262   check(!edge_set.valid(), "Wrong validity");
 
   265 void checkListEdgeSet() {
 
   266   checkConcept<concepts::Digraph, ListEdgeSet<ListDigraph> >();
 
   268   typedef ListDigraph Digraph;
 
   269   typedef ListEdgeSet<Digraph> EdgeSet;
 
   273     n1 = digraph.addNode(),
 
   274     n2 = digraph.addNode();
 
   276   Digraph::Arc ga1 = digraph.addArc(n1, n2);
 
   278   EdgeSet edge_set(digraph);
 
   280   Digraph::Arc ga2 = digraph.addArc(n2, n1);
 
   282   checkGraphNodeList(edge_set, 2);
 
   283   checkGraphArcList(edge_set, 0);
 
   284   checkGraphEdgeList(edge_set, 0);
 
   287     n3 = digraph.addNode();
 
   288   checkGraphNodeList(edge_set, 3);
 
   289   checkGraphArcList(edge_set, 0);
 
   290   checkGraphEdgeList(edge_set, 0);
 
   292   EdgeSet::Edge e1 = edge_set.addEdge(n1, n2);
 
   293   check((edge_set.u(e1) == n1 && edge_set.v(e1) == n2) ||
 
   294         (edge_set.v(e1) == n1 && edge_set.u(e1) == n2), "Wrong edge");
 
   295   checkGraphNodeList(edge_set, 3);
 
   296   checkGraphArcList(edge_set, 2);
 
   297   checkGraphEdgeList(edge_set, 1);
 
   299   checkGraphOutArcList(edge_set, n1, 1);
 
   300   checkGraphOutArcList(edge_set, n2, 1);
 
   301   checkGraphOutArcList(edge_set, n3, 0);
 
   303   checkGraphInArcList(edge_set, n1, 1);
 
   304   checkGraphInArcList(edge_set, n2, 1);
 
   305   checkGraphInArcList(edge_set, n3, 0);
 
   307   checkGraphIncEdgeList(edge_set, n1, 1);
 
   308   checkGraphIncEdgeList(edge_set, n2, 1);
 
   309   checkGraphIncEdgeList(edge_set, n3, 0);
 
   311   checkGraphConEdgeList(edge_set, 1);
 
   312   checkGraphConArcList(edge_set, 2);
 
   314   EdgeSet::Edge e2 = edge_set.addEdge(n2, n1),
 
   315     e3 = edge_set.addEdge(n2, n3),
 
   316     e4 = edge_set.addEdge(n2, n3);
 
   317   checkGraphNodeList(edge_set, 3);
 
   318   checkGraphEdgeList(edge_set, 4);
 
   320   checkGraphOutArcList(edge_set, n1, 2);
 
   321   checkGraphOutArcList(edge_set, n2, 4);
 
   322   checkGraphOutArcList(edge_set, n3, 2);
 
   324   checkGraphInArcList(edge_set, n1, 2);
 
   325   checkGraphInArcList(edge_set, n2, 4);
 
   326   checkGraphInArcList(edge_set, n3, 2);
 
   328   checkGraphIncEdgeList(edge_set, n1, 2);
 
   329   checkGraphIncEdgeList(edge_set, n2, 4);
 
   330   checkGraphIncEdgeList(edge_set, n3, 2);
 
   332   checkGraphConEdgeList(edge_set, 4);
 
   333   checkGraphConArcList(edge_set, 8);
 
   335   checkArcDirections(edge_set);
 
   337   checkNodeIds(edge_set);
 
   338   checkArcIds(edge_set);
 
   339   checkEdgeIds(edge_set);
 
   340   checkGraphNodeMap(edge_set);
 
   341   checkGraphArcMap(edge_set);
 
   342   checkGraphEdgeMap(edge_set);
 
   346   checkGraphNodeList(edge_set, 2);
 
   347   checkGraphArcList(edge_set, 4);
 
   348   checkGraphEdgeList(edge_set, 2);
 
   350   checkGraphOutArcList(edge_set, n2, 2);
 
   351   checkGraphOutArcList(edge_set, n3, 2);
 
   353   checkGraphInArcList(edge_set, n2, 2);
 
   354   checkGraphInArcList(edge_set, n3, 2);
 
   356   checkGraphIncEdgeList(edge_set, n2, 2);
 
   357   checkGraphIncEdgeList(edge_set, n3, 2);
 
   359   checkNodeIds(edge_set);
 
   360   checkArcIds(edge_set);
 
   361   checkEdgeIds(edge_set);
 
   362   checkGraphNodeMap(edge_set);
 
   363   checkGraphArcMap(edge_set);
 
   364   checkGraphEdgeMap(edge_set);
 
   366   checkGraphConEdgeList(edge_set, 2);
 
   367   checkGraphConArcList(edge_set, 4);