/* -*- 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