test/arc_look_up_test.cc
changeset 1149 157427808b40
child 1270 dceba191c00d
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/arc_look_up_test.cc	Fri Aug 24 15:37:23 2012 +0200
     1.3 @@ -0,0 +1,85 @@
     1.4 +/* -*- mode: C++; indent-tabs-mode: nil; -*-
     1.5 + *
     1.6 + * This file is a part of LEMON, a generic C++ optimization library.
     1.7 + *
     1.8 + * Copyright (C) 2003-2009
     1.9 + * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
    1.10 + * (Egervary Research Group on Combinatorial Optimization, EGRES).
    1.11 + *
    1.12 + * Permission to use, modify and distribute this software is granted
    1.13 + * provided that this copyright notice appears in all copies. For
    1.14 + * precise terms see the accompanying LICENSE file.
    1.15 + *
    1.16 + * This software is provided "AS IS" with no warranty of any kind,
    1.17 + * express or implied, and with no claim as to its suitability for any
    1.18 + * purpose.
    1.19 + *
    1.20 + */
    1.21 +
    1.22 +#include <iostream>
    1.23 +#include "lemon/list_graph.h"
    1.24 +#include "lemon/lgf_reader.h"
    1.25 +
    1.26 +#include "test_tools.h"
    1.27 +
    1.28 +using namespace lemon;
    1.29 +
    1.30 +const int lgfn = 4;
    1.31 +const std::string lgf =
    1.32 +  "@nodes\n"
    1.33 +"label\n"
    1.34 +"0\n"
    1.35 +"1\n"
    1.36 +"2\n"
    1.37 +"3\n"
    1.38 +"4\n"
    1.39 +"5\n"
    1.40 +"6\n"
    1.41 +"@arcs\n"
    1.42 +"label\n"
    1.43 +"5 6 0\n"
    1.44 +"5 4 1\n"
    1.45 +"4 6 2\n"
    1.46 +"3 4 3\n"
    1.47 +"3 4 4\n"
    1.48 +"3 2 5\n"
    1.49 +"3 5 6\n"
    1.50 +"3 5 7\n"
    1.51 +"3 5 8\n"
    1.52 +"3 5 9\n"
    1.53 +"2 4 10\n"
    1.54 +"2 4 11\n"
    1.55 +"2 4 12\n"
    1.56 +"2 4 13\n"
    1.57 +"1 2 14\n"
    1.58 +"1 2 15\n"
    1.59 +"1 0 16\n"
    1.60 +"1 3 17\n"
    1.61 +"1 3 18\n"
    1.62 +"1 3 19\n"
    1.63 +"1 3 20\n"
    1.64 +"0 2 21\n"
    1.65 +"0 2 22\n"
    1.66 +"0 2 23\n"
    1.67 +"0 2 24\n";
    1.68 +
    1.69 +
    1.70 +int main() {
    1.71 +  ListDigraph graph;
    1.72 +  std::istringstream lgfs(lgf);
    1.73 +  DigraphReader<ListDigraph>(graph, lgfs).run();
    1.74 +  
    1.75 +  AllArcLookUp<ListDigraph> lookup(graph);
    1.76 +	
    1.77 +  int numArcs = countArcs(graph);
    1.78 +	
    1.79 +  int arcCnt = 0;
    1.80 +  for(ListDigraph::NodeIt n1(graph); n1 != INVALID; ++n1)
    1.81 +    for(ListDigraph::NodeIt n2(graph); n2 != INVALID; ++n2)
    1.82 +      for(ListDigraph::Arc a = lookup(n1, n2); a != INVALID;
    1.83 +	  a = lookup(n1, n2, a))
    1.84 +	++arcCnt;
    1.85 +  check(arcCnt==numArcs, "Wrong total number of arcs");
    1.86 +
    1.87 +  return 0;
    1.88 +}