/*******************************************************************************
 * Copyright (C) 2013  Stefan Schroeder
 * 
 * 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 3.0 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 
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package jsprit.instance.reader;

import static org.junit.Assert.assertEquals;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.VehicleRoutingProblem.FleetSize;
import jsprit.core.problem.job.Service;
import jsprit.core.problem.vehicle.Vehicle;
import jsprit.instance.reader.SolomonReader;

import org.junit.Test;


public class SolomonReaderTest {
	
	@Test
	public void whenReadingSolomonInstance_nuOfCustomersIsCorrect(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		assertEquals(100,vrp.getJobs().values().size());
	}
	
	@Test
	public void whenReadingSolomonInstance_fleetSizeIsInfinite(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		assertEquals(FleetSize.INFINITE,vrp.getFleetSize());
	}
	
	@Test
	public void whenReadingSolomonInstance_vehicleCapacitiesAreCorrect(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		for(Vehicle v : vrp.getVehicles()){
			assertEquals(200,v.getType().getCapacityDimensions().get(0));
		}
	}
	
	@Test
	public void whenReadingSolomonInstance_vehicleLocationsAreCorrect_and_correspondToDepotLocation(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		for(Vehicle v : vrp.getVehicles()){
			assertEquals(40.0,v.getStartLocationCoordinate().getX(),0.01);
			assertEquals(50.0,v.getStartLocationCoordinate().getY(),0.01);
		}
	}
	
	@Test
	public void whenReadingSolomonInstance_demandOfCustomerOneIsCorrect(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		assertEquals(10,vrp.getJobs().get("1").getSize().get(0));
	}
	
	@Test
	public void whenReadingSolomonInstance_serviceDurationOfCustomerTwoIsCorrect(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		assertEquals(90,((Service)vrp.getJobs().get("2")).getServiceDuration(),0.1);
	}
	
	@Test
	public void whenReadingSolomonInstance_earliestServiceStartTimeOfCustomerSixtyTwoIsCorrect(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		assertEquals(262.0,((Service)vrp.getJobs().get("62")).getTimeWindow().getStart(),0.1);
	}
	
	@Test
	public void whenReadingSolomonInstance_latestServiceStartTimeOfCustomerEightySevenIsCorrect(){
		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
		new SolomonReader(builder).read(this.getClass().getClassLoader().getResource("C101_solomon.txt").getPath());
		VehicleRoutingProblem vrp = builder.build();
		assertEquals(144.0,((Service)vrp.getJobs().get("87")).getTimeWindow().getEnd(),0.1);
	}
	

}
