/* -*- C++ -*-

 *

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

 *

 * Copyright (C) 2003-2008

 * 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.

 *

 */

#ifndef LEMON_TEST_MAP_TEST_H

#define LEMON_TEST_MAP_TEST_H

#include <vector>

#include <lemon/maps.h>

#include "test_tools.h"

//! \ingroup misc

//! \file

//! \brief Some utilities to test map classes.

namespace lemon {

  template <typename Graph>

  void checkGraphNodeMap() {

    Graph graph;

    const int num = 16;

    typedef typename Graph::Node Node;

    std::vector<Node> nodes;

    for (int i = 0; i < num; ++i) {

      nodes.push_back(graph.addNode());      

    }

    typedef typename Graph::template NodeMap<int> IntNodeMap;

    IntNodeMap map(graph, 42);

    for (int i = 0; i < int(nodes.size()); ++i) {

      check(map[nodes[i]] == 42, "Wrong map constructor.");      

    }

    for (int i = 0; i < num; ++i) {

      nodes.push_back(graph.addNode());

      map[nodes.back()] = 23;

    }

    map = constMap<Node>(12);

    for (int i = 0; i < int(nodes.size()); ++i) {

      check(map[nodes[i]] == 12, "Wrong map constructor.");      

    }    

    graph.clear();

    nodes.clear();

  }

  template <typename Graph>

  void checkGraphArcMap() {

    Graph graph;

    const int num = 16;

    typedef typename Graph::Node Node;

    typedef typename Graph::Arc Arc;

    std::vector<Node> nodes;

    for (int i = 0; i < num; ++i) {

      nodes.push_back(graph.addNode());

    }

    std::vector<Arc> edges;

    for (int i = 0; i < num; ++i) {

      for (int j = 0; j < i; ++j) {

	edges.push_back(graph.addArc(nodes[i], nodes[j]));

      }

    }

    typedef typename Graph::template ArcMap<int> IntArcMap;

    IntArcMap map(graph, 42);

    for (int i = 0; i < int(edges.size()); ++i) {

      check(map[edges[i]] == 42, "Wrong map constructor.");      

    }

    for (int i = 0; i < num; ++i) {

      for (int j = i + 1; j < num; ++j) {

	edges.push_back(graph.addArc(nodes[i], nodes[j]));

	map[edges.back()] = 23;

      }

    }

    map = constMap<Arc>(12);

    for (int i = 0; i < int(edges.size()); ++i) {

      check(map[edges[i]] == 12, "Wrong map constructor.");      

    }    

    graph.clear();

    edges.clear();    

  }

  template <typename Graph>

  void checkGraphEdgeMap() {

    Graph graph;

    const int num = 16;

    typedef typename Graph::Node Node;

    typedef typename Graph::Edge Edge;

    std::vector<Node> nodes;

    for (int i = 0; i < num; ++i) {

      nodes.push_back(graph.addNode());

    }

    std::vector<Edge> edges;

    for (int i = 0; i < num; ++i) {

      for (int j = 0; j < i; ++j) {

	edges.push_back(graph.addEdge(nodes[i], nodes[j]));

      }

    }

    typedef typename Graph::template EdgeMap<int> IntEdgeMap;

    IntEdgeMap map(graph, 42);

    for (int i = 0; i < int(edges.size()); ++i) {

      check(map[edges[i]] == 42, "Wrong map constructor.");      

    }

    for (int i = 0; i < num; ++i) {

      for (int j = i + 1; j < num; ++j) {

	edges.push_back(graph.addEdge(nodes[i], nodes[j]));

	map[edges.back()] = 23;

      }

    }

    map = constMap<Edge>(12);

    for (int i = 0; i < int(edges.size()); ++i) {

      check(map[edges[i]] == 12, "Wrong map constructor.");      

    }    

    graph.clear();

    edges.clear();    

  }

}

#endif