/* -*- C++ -*-

 *

 * This file is a part of LEMON, a generic C++ optimization library

 *

 * Copyright (C) 2003-2007

 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport

 * (Egervary Research Group on Combinatorial Optimization, EGRES).

 *

 * Permission to use, modify and distribute this software is granted

 * provided that this copyright notice appears in all copies. For

 * precise terms see the accompanying LICENSE file.

 *

 * This software is provided "AS IS" with no warranty of any kind,

 * express or implied, and with no claim as to its suitability for any

 * purpose.

 *

 */

#include <lemon/concepts/bpugraph.h>

#include <lemon/list_graph.h>

#include <lemon/smart_graph.h>

#include <lemon/full_graph.h>

#include <lemon/grid_ugraph.h>

#include <lemon/graph_utils.h>

#include "test_tools.h"

using namespace lemon;

using namespace lemon::concepts;

void check_concepts() {

  { // checking graph components

    checkConcept<BaseBpUGraphComponent, BaseBpUGraphComponent >();

    checkConcept<IDableBpUGraphComponent<>, 

      IDableBpUGraphComponent<> >();

    checkConcept<IterableBpUGraphComponent<>, 

      IterableBpUGraphComponent<> >();

    checkConcept<MappableBpUGraphComponent<>, 

      MappableBpUGraphComponent<> >();

  }

  {

    checkConcept<BpUGraph, ListBpUGraph>();

    checkConcept<BpUGraph, SmartBpUGraph>();

    checkConcept<BpUGraph, FullBpUGraph>();

    checkConcept<BpUGraph, BpUGraph>();

  }

}

template <typename Graph>

void check_item_counts(Graph &g, int an, int bn, int e) {

  int nn = 0;

  for (typename Graph::NodeIt it(g); it != INVALID; ++it) {

    ++nn;

  }

  check(nn == an + bn, "Wrong node number.");

  check(countNodes(g) == an + bn, "Wrong node number.");

  int ann = 0;

  for (typename Graph::ANodeIt it(g); it != INVALID; ++it) {

    ++ann;

  }

  check(ann == an, "Wrong node number.");

  check(countANodes(g) == an, "Wrong node number.");

  int bnn = 0;

  for (typename Graph::BNodeIt it(g); it != INVALID; ++it) {

    ++bnn;

  }

  check(bnn == bn, "Wrong node number.");

  check(countBNodes(g) == bn, "Wrong node number.");

  int ee = 0;

  for (typename Graph::EdgeIt it(g); it != INVALID; ++it) {

    ++ee;

  }

  check(ee == 2*e, "Wrong edge number.");

  check(countEdges(g) == 2*e, "Wrong edge number.");

  int uee = 0;

  for (typename Graph::UEdgeIt it(g); it != INVALID; ++it) {

    ++uee;

  }

  check(uee == e, "Wrong uedge number.");

  check(countUEdges(g) == e, "Wrong uedge number.");

}

template <typename Graph>

void check_graph() {

  typedef typename Graph::Node Node;

  typedef typename Graph::UEdge UEdge;

  typedef typename Graph::Edge Edge;

  typedef typename Graph::NodeIt NodeIt;

  typedef typename Graph::UEdgeIt UEdgeIt;

  typedef typename Graph::EdgeIt EdgeIt;

  Graph g;

  check_item_counts(g, 0, 0, 0);

  Node

    an1 = g.addANode(),

    an2 = g.addANode(),

    an3 = g.addANode(),

    bn1 = g.addBNode(),

    bn2 = g.addBNode();

  UEdge

    e1 = g.addEdge(an1, bn1),

    e2 = g.addEdge(an2, bn1),

    e3 = g.addEdge(an3, bn2);

  check_item_counts(g, 3, 2, 3);

}

int main() {

  check_concepts();

  check_graph<ListBpUGraph>();

  check_graph<SmartBpUGraph>();

  {

    FullBpUGraph g(5, 10);

    check_item_counts(g, 5, 10, 50);

  }

  std::cout << __FILE__ ": All tests passed.\n";

  return 0;

}