//                                               -*- C++ -*-
/**
 *  @file  t_NumericalMathFunction_indicator.cxx
 *  @brief The test file of class NumericalMathFunction for indicator
 *
 *  Copyright (C) 2005-2013 EDF-EADS-Phimeca
 *
 *  This library is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  @author lebrun
 *  @date   2008-07-03 08:31:34 +0200 (jeu, 03 jui 2008)
 */
#include "OT.hxx"
#include "OTtestcode.hxx"

using namespace OT;
using namespace OT::Test;

int main(int argc, char *argv[])
{
  TESTPREAMBLE;
  OStream fullprint(std::cout);

  try
    {

      /* Analytical construction */
      Description input(2);
      input[0] = "x0";
      input[1] = "x1";
      Description output(1);
      output[0] = "y";
      Description formulas(output.getSize());
      formulas[0] = "x0+x1";
      NumericalMathFunction analytical(input, output, formulas);

      fullprint << "function=" << analytical << std::endl;

      /* Create indicator function */
      NumericalMathFunction indicator(analytical, Less(), 0.0);
      /* Does it work? */
      NumericalPoint x(NumericalPoint(2, 1.0));
      NumericalScalar value(analytical(x)[0]);
      fullprint << "Value of the function=" << value << " value of the indicator=" << indicator(x) << std::endl;
      x = NumericalPoint(2, -1.0);
      value = analytical(x)[0];
      fullprint << "Value of the function=" << value << " value of the indicator=" << indicator(x) << std::endl;

    }
  catch (TestFailed & ex)
    {
      std::cerr << ex << std::endl;
      return ExitCode::Error;
    }


  return ExitCode::Success;
}
