/* -*- C++ -*-

  * src/test/sym_graph_test.h - Part of LEMON, a generic C++ optimization library

  *

  * Copyright (C) 2005 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_SYM_GRAPH_TEST_H

 #define LEMON_TEST_SYM_GRAPH_TEST_H

 #include "graph_test.h"

 #include "test_tools.h"

 //! \ingroup misc

 //! \file

 //! \brief Some utility to test symmetric graph classes.

 namespace lemon {

   /// \e

   /// \todo This should go to lemon/concept/symgraph.h

   ///

   template<class Graph> void checkCompileStaticSymGraph(Graph &G) 

     {

       typedef typename Graph::Node Node;

       typedef typename Graph::NodeIt NodeIt;

       typedef typename Graph::SymEdge SymEdge;

       typedef typename Graph::SymEdgeIt SymEdgeIt;

       typedef typename Graph::Edge Edge;

       typedef typename Graph::EdgeIt EdgeIt;

       typedef typename Graph::InEdgeIt InEdgeIt;

       typedef typename Graph::OutEdgeIt OutEdgeIt;

       lemon::concept::checkCompileStaticGraph(G);

       {

 	SymEdge i; SymEdge j(i); SymEdge k(INVALID);

 	i=j;

 	bool b; b=true;

 	b=(i==INVALID); b=(i!=INVALID);

 	b=(i==j); b=(i!=j); b=(i<j);

 	Edge e;

 	e = G.forward(i);

 	e = G.backward(i);

       }

       {

 	SymEdgeIt i; SymEdgeIt j(i); SymEdgeIt k(INVALID); SymEdgeIt l(G);

 	i=j;

 	j=G.first(i);

 	j=++i;

 	bool b; b=true;

 	b=(i==INVALID); b=(i!=INVALID);

 	SymEdge n(i);

 	n=i;

 	b=(i==j); b=(i!=j); b=(i<j);

 	//SymEdge ->SymEdgeIt conversion

 	SymEdgeIt ni(G,n);

       }

       {

 	Edge i, j;

 	j = G.opposite(i);

       }      

       {

 	Node n;

 	SymEdge se;

 	se=INVALID;

 	n=G.source(se);

 	n=G.target(se);

       }

       // id tests

       { SymEdge n; int i=G.id(n); i=i; }

       //SymEdgeMap tests

       {

 	SymEdge k;

 	typename Graph::template SymEdgeMap<int> m(G);

 	typename Graph::template SymEdgeMap<int> const &cm = m;  //Const map

 	//Inicialize with default value

 	typename Graph::template SymEdgeMap<int> mdef(G,12);

 	typename Graph::template SymEdgeMap<int> mm(cm);   //Copy

 	typename Graph::template SymEdgeMap<double> dm(cm); //Copy from another type

 	int v;

 	v=m[k]; m[k]=v; m.set(k,v);

 	v=cm[k];

 	m=cm;  

 	dm=cm; //Copy from another type

 	{

 	  //Check the typedef's

 	  typename Graph::template SymEdgeMap<int>::Value val;

 	  val = 1;

 	  typename Graph::template SymEdgeMap<int>::Key key;

 	  key = typename Graph::SymEdgeIt(G);

 	}

       }  

       { //bool SymEdgeMap

 	SymEdge k;

 	typename Graph::template SymEdgeMap<bool> m(G);

 	typename Graph::template SymEdgeMap<bool> const &cm = m;  //Const map

 	//Inicialize with default value

 	typename Graph::template SymEdgeMap<bool> mdef(G,12);

 	typename Graph::template SymEdgeMap<bool> mm(cm);   //Copy

 	typename Graph::template SymEdgeMap<int> dm(cm); //Copy from another type

 	bool v;

 	v=m[k]; m[k]=v; m.set(k,v);

 	v=cm[k];

 	m=cm;  

 	dm=cm; //Copy from another type

 	m=dm; //Copy to another type

 	{

 	  //Check the typedef's

 	  typename Graph::template SymEdgeMap<bool>::Value val;

 	  val=true;

 	  typename Graph::template SymEdgeMap<bool>::Key key;

 	  key= typename Graph::SymEdgeIt(G);

 	}

       }

     }

   template<class Graph> void checkCompileSymGraph(Graph &G) 

     {

       checkCompileStaticSymGraph(G);

       typedef typename Graph::Node Node;

       typedef typename Graph::NodeIt NodeIt;

       typedef typename Graph::SymEdge SymEdge;

       typedef typename Graph::SymEdgeIt SymEdgeIt;

       typedef typename Graph::Edge Edge;

       typedef typename Graph::EdgeIt EdgeIt;

       typedef typename Graph::InEdgeIt InEdgeIt;

       typedef typename Graph::OutEdgeIt OutEdgeIt;

       Node n,m;

       n=G.addNode();

       m=G.addNode();

       SymEdge e;

       e = G.addEdge(n,m); 

       //  G.clear();

     }

   template<class Graph> void checkCompileSymGraphEraseSymEdge(Graph &G) 

     {

       typename Graph::SymEdge n;

       G.erase(n);

     }

   template<class Graph> void checkCompileErasableSymGraph(Graph &G) 

     {

       checkCompileSymGraph(G);

       lemon::concept::checkCompileGraphEraseNode(G);

       checkCompileSymGraphEraseSymEdge(G);

     }

   template<class Graph> void checkGraphSymEdgeList(Graph &G, int nn)

     {

       typedef typename Graph::SymEdgeIt SymEdgeIt;

       SymEdgeIt e(G);

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

 	check(e!=INVALID,"Wrong SymEdge list linking.");

 	++e;

       }

       check(e==INVALID,"Wrong SymEdge list linking.");

     }

   ///\file

   ///\todo Check target(), source() as well;

 } //namespace lemon

 #endif