/*
 * Project: MoleCuilder
 * Description: creates and alters molecular systems
 * Copyright (C)  2012 University of Bonn. All rights reserved.
 * 
 *
 *   This file is part of MoleCuilder.
 *
 *    MoleCuilder is free software: you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation, either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    MoleCuilder 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 General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with MoleCuilder.  If not, see <http://www.gnu.org/licenses/>.
 */

/*
 * FunctionArgumentUnitTest.cpp
 *
 *  Created on: Oct 16, 2012
 *      Author: heber
 */

// include config.h
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

using namespace std;

#include <cppunit/CompilerOutputter.h>
#include <cppunit/extensions/TestFactoryRegistry.h>
#include <cppunit/ui/text/TestRunner.h>

#include "FunctionArgumentUnitTest.hpp"

#include <boost/assign.hpp>

#include "CodePatterns/Assert.hpp"

#include "FunctionApproximation/FunctionArgument.hpp"
#include "Potentials/helpers.hpp"

using namespace boost::assign;

#ifdef HAVE_TESTRUNNER
#include "UnitTestMain.hpp"
#endif /*HAVE_TESTRUNNER*/

/********************************************** Test classes **************************************/

// Registers the fixture into the 'registry'
CPPUNIT_TEST_SUITE_REGISTRATION( FunctionArgumentTest );


void FunctionArgumentTest::setUp()
{
  // failing asserts should be thrown
  ASSERT_DO(Assert::Throw);

}


void FunctionArgumentTest::tearDown()
{
}

/** UnitTest for IndexComparator()
 */
void FunctionArgumentTest::IndexComparatorTest()
{
  argument_t arg( std::make_pair(1,2), 0. );
  argument_t otherarg( std::make_pair(1,3), 0. );
  argument_t anotherarg( std::make_pair(0,1), 0. );

  CPPUNIT_ASSERT( argument_t::IndexComparator(arg, otherarg) );
  CPPUNIT_ASSERT( !argument_t::IndexComparator(arg, anotherarg) );
  CPPUNIT_ASSERT( !argument_t::IndexComparator(otherarg, anotherarg) );
}

/** UnitTest for DistanceComparator()
 */
void FunctionArgumentTest::DistanceComparatorTest()
{
  argument_t arg( 0.5 );
  argument_t otherarg( 0.9 );
  argument_t anotherarg( 1.4 );

  CPPUNIT_ASSERT( argument_t::DistanceComparator(arg, otherarg) );
  CPPUNIT_ASSERT( argument_t::DistanceComparator(arg, anotherarg) );
  CPPUNIT_ASSERT( argument_t::DistanceComparator(otherarg, anotherarg) );
}