/*******************************************************************************
* Copyright (C) 2014 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.core.problem.constraint;
import jsprit.core.algorithm.state.StateManager;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.job.Service;
import jsprit.core.problem.misc.JobInsertionContext;
import jsprit.core.problem.solution.route.VehicleRoute;
import jsprit.core.problem.vehicle.VehicleImpl;
import jsprit.core.problem.vehicle.VehicleType;
import jsprit.core.problem.vehicle.VehicleTypeImpl;
import org.junit.Before;
import org.junit.Test;
import java.util.Arrays;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class SkillConstraintTest {
private HardRouteConstraint skillConstraint;
private VehicleRoute route;
private VehicleImpl vehicle;
private VehicleImpl vehicle2;
private VehicleRoutingProblem vrp;
@Before
public void doBefore(){
VehicleType type = VehicleTypeImpl.Builder.newInstance("t").build();
vehicle = VehicleImpl.Builder.newInstance("v").addSkill("skill1").addSkill("skill2").addSkill("skill3").addSkill("skill4").setStartLocationId("start").setType(type).build();
vehicle2 = VehicleImpl.Builder.newInstance("v").addSkill("skill4").addSkill("skill5").setStartLocationId("start").setType(type).build();
Service service = Service.Builder.newInstance("s").setLocationId("loc").addRequiredSkill("skill1").build();
Service service2 = Service.Builder.newInstance("s2").setLocationId("loc").addRequiredSkill("skill1").addRequiredSkill("skill2").addRequiredSkill("skill3").build();
Service service3 = Service.Builder.newInstance("s3").setLocationId("loc").addRequiredSkill("skill4").addRequiredSkill("skill5").build();
Service service4 = Service.Builder.newInstance("s4").setLocationId("loc").addRequiredSkill("skill1").build();
vrp = VehicleRoutingProblem.Builder.newInstance().addVehicle(vehicle).addVehicle(vehicle2).addJob(service)
.addJob(service2).addJob(service3).addJob(service4).build();
route = VehicleRoute.Builder.newInstance(vehicle).setJobActivityFactory(vrp.getJobActivityFactory()).addService(service).addService(service2).build();
StateManager stateManager = new StateManager(vrp);
stateManager.updateSkillStates();
stateManager.informInsertionStarts(Arrays.asList(route),null);
skillConstraint = new HardSkillConstraint(stateManager);
}
@Test
public void whenJobToBeInsertedRequiresSkillsThatNewVehicleDoesNotHave_itShouldReturnFalse(){
JobInsertionContext insertionContext = new JobInsertionContext(route,vrp.getJobs().get("s3"),vehicle,route.getDriver(),0.);
assertFalse(skillConstraint.fulfilled(insertionContext));
}
@Test
public void whenJobToBeInsertedRequiresSkillsThatVehicleHave_itShouldReturnTrue(){
JobInsertionContext insertionContext = new JobInsertionContext(route,vrp.getJobs().get("s4"),vehicle,route.getDriver(),0.);
assertTrue(skillConstraint.fulfilled(insertionContext));
}
@Test
public void whenRouteToBeOvertakenRequiresSkillsThatVehicleDoesNotHave_itShouldReturnFalse(){
JobInsertionContext insertionContext = new JobInsertionContext(route,vrp.getJobs().get("s3"),vehicle2,route.getDriver(),0.);
assertFalse(skillConstraint.fulfilled(insertionContext));
}
@Test
public void whenRouteToBeOvertakenRequiresSkillsThatVehicleDoesNotHave2_itShouldReturnFalse(){
JobInsertionContext insertionContext = new JobInsertionContext(route,vrp.getJobs().get("s4"),vehicle2,route.getDriver(),0.);
assertFalse(skillConstraint.fulfilled(insertionContext));
}
@Test
public void whenRouteToBeOvertakenRequiresSkillsThatVehicleDoesHave_itShouldReturnTrue(){
JobInsertionContext insertionContext = new JobInsertionContext(route,vrp.getJobs().get("s4"),vehicle,route.getDriver(),0.);
assertTrue(skillConstraint.fulfilled(insertionContext));
}
}