2 #include "test_tools.h"
 
     3 #include <hugo/list_graph.h>
 
     4 #include <hugo/mincostflows.h>
 
    15 void check(bool rc, char *msg="") {
 
    16   passed = passed && rc;
 
    18     std::cerr << "Test failed! ("<< msg << ")" << std::endl; \
 
    29   typedef ListGraph::Node Node;
 
    30   typedef ListGraph::Edge Edge;
 
    36   Node s=graph.addNode();
 
    37   Node v1=graph.addNode();  
 
    38   Node v2=graph.addNode();
 
    39   Node v3=graph.addNode();
 
    40   Node v4=graph.addNode();
 
    41   Node v5=graph.addNode();
 
    42   Node t=graph.addNode();
 
    44   Edge s_v1=graph.addEdge(s, v1);
 
    45   Edge v1_v2=graph.addEdge(v1, v2);
 
    46   Edge s_v3=graph.addEdge(s, v3);
 
    47   Edge v2_v4=graph.addEdge(v2, v4);
 
    48   Edge v2_v5=graph.addEdge(v2, v5);
 
    49   Edge v3_v5=graph.addEdge(v3, v5);
 
    50   Edge v4_t=graph.addEdge(v4, t);
 
    51   Edge v5_t=graph.addEdge(v5, t);
 
    54   ListGraph::EdgeMap<int> length(graph);
 
    65   ConstMap<Edge, int> const1map(1);
 
    66   std::cout << "Mincostflows algorithm test..." << std::endl;
 
    70   MinCostFlows< ListGraph, ListGraph::EdgeMap<int>, ConstMap<Edge, int> >
 
    71     surb_test(graph, length, const1map);
 
    73   check(  surb_test.run(s,t,k) == 2 && surb_test.totalLength() == 46,"Two paths, total length should be 46");
 
    75   check(surb_test.checkComplementarySlackness(), "Is the primal-dual solution pair really optimal?");
 
    78   check(  surb_test.run(s,t,k) == 1 && surb_test.totalLength() == 19,"One path, total length should be 19");
 
    80   check(surb_test.checkComplementarySlackness(), "Is the primal-dual solution pair really optimal?");
 
    83   cout << (passed ? "All tests passed." : "Some of the tests failed!!!")
 
    86   return passed ? 0 : 1;