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#define BOOST_TEST_MAIN

#define BOOST_TEST_MODULE Rigid_Body

#include <boost/test/unit_test.hpp>

#include <boost/test/tools/floating_point_comparison.hpp>



#include "Rigid_Body.h"

#include "../geometry/Constants.h"



using namespace Vamos_Body;

using namespace Vamos_Geometry;



Three_Matrix identity;



struct Cube_Fixture

{

  Cube_Fixture ()

    : body (Three_Vector (), Three_Matrix ())

  {

    body.add_particle (new Particle (1.0, Three_Vector (0.0, 0.0, 0.0)));

    body.add_particle (new Particle (1.0, Three_Vector (1.0, 0.0, 0.0)));

    body.add_particle (new Particle (1.0, Three_Vector (0.0, 1.0, 0.0)));

    body.add_particle (new Particle (1.0, Three_Vector (1.0, 1.0, 0.0)));

    body.add_particle (new Particle (1.0, Three_Vector (0.0, 0.0, 1.0)));

    body.add_particle (new Particle (1.0, Three_Vector (1.0, 0.0, 1.0)));

    body.add_particle (new Particle (1.0, Three_Vector (0.0, 1.0, 1.0)));

    body.add_particle (new Particle (1.0, Three_Vector (1.0, 1.0, 1.0)));

    body.update_center_of_mass ();

  }

  Rigid_Body body;

};



BOOST_AUTO_TEST_CASE (cube_properties)

{

  Cube_Fixture f;

  BOOST_CHECK_EQUAL (f.body.mass (), 8.0);

  BOOST_CHECK_EQUAL (f.body.cm_position (), Three_Vector (0.5, 0.5, 0.5));

}