/* -*- C++ -*-

 *

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

 *

 * Copyright (C) 2003-2006

 * 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/polynomial.h>

#include <lemon/xy.h>

#include <iostream>

#include "test_tools.h"

using namespace std;

using namespace lemon;

int main()

{

  Polynomial<int> pi(5);

  check(pi.deg()==5,"Something is wrong here.");

  pi[0]=12;

  pi[5]=3;

  pi[2]=7;

  check(pi[1]==0,"Uninitialized elements should be(?) zero.");

  {

    Polynomial<double> pd=pi;

    check(pd.deg()==5,"Something is wrong here.");

    check(pd[0]==12,"Something is wrong here.");

    check(pd[5]==3,"Something is wrong here.");

  }

  Polynomial<double> pd;

  pd=pi;

  check(pd.deg()==5,"Something is wrong here.");

  check(pd[0]==12,"Something is wrong here.");

  check(pd[5]==3,"Something is wrong here.");

  check(pd(0)==12,"Something is wrong here.");

  check(pd(1)==22,"Something is wrong here.");

  check(pd(2)==136,"Something is wrong here.");

  check((pd*pi).deg()==10,"Something is wrong here.");

  check((pd*pi)[10]==9,"Something is wrong here.");

  check((pd*pi)[7]==42,"Something is wrong here.");

  Polynomial<double> pd2=pd+pi;

  check(pd2[5]==6,"Something is wrong here.");

  pd2+=pd;

  pd2+=pi;

  check(pd2[5]==12,"Something is wrong here.");

  pd2-=pd;

  pd2-=pi;

  check(pd2[5]==6,"Something is wrong here.");

  check((pd-pi)[5]==0,"Something is wrong here.");

  Polynomial<double> pdd=pd.derivate();

  pd.derivateMyself();

  check(pdd==pd,"Something is wrong here.");

  check(pd.deg()==4,"Something is wrong here.");

  check(pd[4]==15,"Something is wrong here.");

  Polynomial<double> pdi=pd.integrate();

  pd.integrateMyself();

  check(pdi==pd,"Something is wrong here.");

  check(pd.deg()==5,"Something is wrong here.");

  check(pd[5]==3,"Something is wrong here.");

  check(pd[0]==0,"Something is wrong here.");

}