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test shipment insertion flex
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oblonski
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/*
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* Licensed to GraphHopper GmbH under one or more contributor
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* license agreements. See the NOTICE file distributed with this work for
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* additional information regarding copyright ownership.
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*
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* GraphHopper GmbH licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.graphhopper.jsprit.core.algorithm.recreate;
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import com.graphhopper.jsprit.core.algorithm.recreate.listener.InsertionListeners;
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import com.graphhopper.jsprit.core.algorithm.state.StateManager;
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import com.graphhopper.jsprit.core.problem.AbstractActivity;
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import com.graphhopper.jsprit.core.problem.JobActivityFactory;
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import com.graphhopper.jsprit.core.problem.Location;
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import com.graphhopper.jsprit.core.problem.VehicleRoutingProblem;
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import com.graphhopper.jsprit.core.problem.constraint.ConstraintManager;
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import com.graphhopper.jsprit.core.problem.constraint.HardRouteConstraint;
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import com.graphhopper.jsprit.core.problem.constraint.PickupAndDeliverShipmentLoadActivityLevelConstraint;
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import com.graphhopper.jsprit.core.problem.constraint.ShipmentPickupsFirstConstraint;
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import com.graphhopper.jsprit.core.problem.cost.VehicleRoutingActivityCosts;
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import com.graphhopper.jsprit.core.problem.cost.VehicleRoutingTransportCosts;
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import com.graphhopper.jsprit.core.problem.driver.Driver;
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import com.graphhopper.jsprit.core.problem.driver.DriverImpl;
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import com.graphhopper.jsprit.core.problem.job.Pickup;
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import com.graphhopper.jsprit.core.problem.job.Service;
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import com.graphhopper.jsprit.core.problem.job.Shipment;
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import com.graphhopper.jsprit.core.problem.misc.JobInsertionContext;
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import com.graphhopper.jsprit.core.problem.solution.route.VehicleRoute;
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import com.graphhopper.jsprit.core.problem.solution.route.activity.DeliverShipment;
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import com.graphhopper.jsprit.core.problem.solution.route.activity.PickupService;
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import com.graphhopper.jsprit.core.problem.solution.route.activity.PickupShipment;
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import com.graphhopper.jsprit.core.problem.solution.route.activity.TourActivity;
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import com.graphhopper.jsprit.core.problem.solution.route.state.RouteAndActivityStateGetter;
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import com.graphhopper.jsprit.core.problem.vehicle.Vehicle;
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import com.graphhopper.jsprit.core.problem.vehicle.VehicleImpl;
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import com.graphhopper.jsprit.core.problem.vehicle.VehicleType;
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import com.graphhopper.jsprit.core.problem.vehicle.VehicleTypeImpl;
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import com.graphhopper.jsprit.core.util.CostFactory;
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import org.junit.Before;
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import org.junit.Test;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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import static org.mockito.Mockito.mock;
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import static org.mockito.Mockito.when;
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public class ShipmentInsertionCalculatorFlexTest {
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VehicleRoutingTransportCosts routingCosts;
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VehicleRoutingProblem vehicleRoutingProblem;
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VehicleRoutingActivityCosts activityCosts = new VehicleRoutingActivityCosts() {
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@Override
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public double getActivityCost(TourActivity tourAct, double arrivalTime, Driver driver, Vehicle vehicle) {
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return 0;
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}
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@Override
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public double getActivityDuration(TourActivity tourAct, double arrivalTime, Driver driver, Vehicle vehicle) {
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return tourAct.getOperationTime();
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}
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};
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HardRouteConstraint hardRouteLevelConstraint = new HardRouteConstraint() {
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@Override
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public boolean fulfilled(JobInsertionContext insertionContext) {
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return true;
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}
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};
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ActivityInsertionCostsCalculator activityInsertionCostsCalculator;
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ShipmentInsertionCalculatorFlex insertionCalculator;
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Vehicle vehicle;
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ConstraintManager constraintManager;
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@Before
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public void doBefore() {
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routingCosts = CostFactory.createManhattanCosts();
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VehicleType type = VehicleTypeImpl.Builder.newInstance("t").addCapacityDimension(0, 2).setCostPerDistance(1).build();
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vehicle = VehicleImpl.Builder.newInstance("v").setStartLocation(Location.newInstance("0,0")).setType(type).build();
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activityInsertionCostsCalculator = new LocalActivityInsertionCostsCalculator(routingCosts, activityCosts, mock(StateManager.class));
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constraintManager = new ConstraintManager(mock(VehicleRoutingProblem.class), mock(RouteAndActivityStateGetter.class));
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constraintManager.addConstraint(hardRouteLevelConstraint);
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vehicleRoutingProblem = mock(VehicleRoutingProblem.class);
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}
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// private void createInsertionCalculator(HardRouteConstraint hardRouteLevelConstraint) {
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// ConstraintManager constraintManager = new ConstraintManager(mock(VehicleRoutingProblem.class), mock(RouteAndActivityStateGetter.class));
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// constraintManager.addConstraint(hardRouteLevelConstraint);
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// insertionCalculator = new ShipmentInsertionCalculator(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager, );
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// }
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@Test
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public void whenCalculatingInsertionCostsOfShipment_itShouldReturnCorrectCostValue() {
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Shipment shipment = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,10").build()).setDeliveryLocation(Location.newInstance("10,0")).build();
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VehicleRoute route = VehicleRoute.emptyRoute();
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JobActivityFactory activityFactory = mock(JobActivityFactory.class);
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List<AbstractActivity> activities = new ArrayList<AbstractActivity>();
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activities.add(new PickupShipment(shipment));
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activities.add(new DeliverShipment(shipment));
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when(activityFactory.createActivities(shipment)).thenReturn(activities);
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insertionCalculator = new ShipmentInsertionCalculatorFlex(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager);
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insertionCalculator.setJobActivityFactory(activityFactory);
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InsertionData iData = insertionCalculator.getInsertionData(route, shipment, vehicle, 0.0, null, Double.MAX_VALUE);
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assertEquals(40.0, iData.getInsertionCost(), 0.05);
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}
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@Test
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public void whenCalculatingInsertionIntoExistingRoute_itShouldReturnCorrectCosts() {
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Shipment shipment = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,10").build()).setDeliveryLocation(Location.newInstance("10,0")).build();
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Shipment shipment2 = Shipment.Builder.newInstance("s2").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("10,10").build()).setDeliveryLocation(Location.newInstance("0,0")).build();
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VehicleRoute route = VehicleRoute.emptyRoute();
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when(vehicleRoutingProblem.copyAndGetActivities(shipment)).thenReturn(getTourActivities(shipment));
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new Inserter(new InsertionListeners(), vehicleRoutingProblem).insertJob(shipment, new InsertionData(0, 0, 0, vehicle, null), route);
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JobActivityFactory activityFactory = mock(JobActivityFactory.class);
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List<AbstractActivity> activities = new ArrayList<AbstractActivity>();
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activities.add(new PickupShipment(shipment2));
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activities.add(new DeliverShipment(shipment2));
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when(activityFactory.createActivities(shipment2)).thenReturn(activities);
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insertionCalculator = new ShipmentInsertionCalculatorFlex(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager);
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insertionCalculator.setJobActivityFactory(activityFactory);
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InsertionData iData = insertionCalculator.getInsertionData(route, shipment2, vehicle, 0.0, null, Double.MAX_VALUE);
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assertEquals(0.0, iData.getInsertionCost(), 0.05);
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assertEquals(1, iData.getPickupInsertionIndex());
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assertEquals(2, iData.getDeliveryInsertionIndex());
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}
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private List<AbstractActivity> getTourActivities(Shipment shipment) {
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List<AbstractActivity> acts = new ArrayList<AbstractActivity>();
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PickupShipment pick = new PickupShipment(shipment);
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DeliverShipment del = new DeliverShipment(shipment);
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acts.add(pick);
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acts.add(del);
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return acts;
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}
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@Test
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public void whenInsertingShipmentInRouteWithNotEnoughCapacity_itShouldReturnNoInsertion() {
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Shipment shipment = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,10").build()).setDeliveryLocation(Location.newInstance("10,0")).build();
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Shipment shipment2 = Shipment.Builder.newInstance("s2").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("10,10").build()).setDeliveryLocation(Location.newInstance("0,0")).build();
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VehicleRoute route = VehicleRoute.emptyRoute();
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when(vehicleRoutingProblem.copyAndGetActivities(shipment)).thenReturn(getTourActivities(shipment));
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new Inserter(new InsertionListeners(), vehicleRoutingProblem).insertJob(shipment, new InsertionData(0, 0, 0, vehicle, null), route);
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constraintManager = new ConstraintManager(mock(VehicleRoutingProblem.class), mock(RouteAndActivityStateGetter.class));
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constraintManager.addConstraint(new HardRouteConstraint() {
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@Override
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public boolean fulfilled(JobInsertionContext insertionContext) {
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return false;
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}
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});
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JobActivityFactory activityFactory = mock(JobActivityFactory.class);
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List<AbstractActivity> activities = new ArrayList<AbstractActivity>();
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activities.add(new PickupShipment(shipment2));
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activities.add(new DeliverShipment(shipment2));
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when(activityFactory.createActivities(shipment2)).thenReturn(activities);
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insertionCalculator = new ShipmentInsertionCalculatorFlex(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager);
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insertionCalculator.setJobActivityFactory(activityFactory);
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InsertionData iData = insertionCalculator.getInsertionData(route, shipment2, vehicle, 0.0, null, Double.MAX_VALUE);
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assertTrue(iData instanceof InsertionData.NoInsertionFound);
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}
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@Test
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public void whenInsertingThirdShipment_itShouldCalcCorrectVal() {
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Shipment shipment = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,10").build()).setDeliveryLocation(Location.newInstance("10,0")).build();
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Shipment shipment2 = Shipment.Builder.newInstance("s2").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("10,10").build()).setDeliveryLocation(Location.newInstance("0,0")).build();
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Shipment shipment3 = Shipment.Builder.newInstance("s3").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,0").build()).setDeliveryLocation(Location.newInstance("9,10")).build();
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VehicleRoute route = VehicleRoute.emptyRoute();
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when(vehicleRoutingProblem.copyAndGetActivities(shipment)).thenReturn(getTourActivities(shipment));
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when(vehicleRoutingProblem.copyAndGetActivities(shipment2)).thenReturn(getTourActivities(shipment2));
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Inserter inserter = new Inserter(new InsertionListeners(), vehicleRoutingProblem);
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inserter.insertJob(shipment, new InsertionData(0, 0, 0, vehicle, null), route);
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inserter.insertJob(shipment2, new InsertionData(0, 1, 2, vehicle, null), route);
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JobActivityFactory activityFactory = mock(JobActivityFactory.class);
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List<AbstractActivity> activities = new ArrayList<AbstractActivity>();
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activities.add(new PickupShipment(shipment3));
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activities.add(new DeliverShipment(shipment3));
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when(activityFactory.createActivities(shipment3)).thenReturn(activities);
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insertionCalculator = new ShipmentInsertionCalculatorFlex(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager);
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insertionCalculator.setJobActivityFactory(activityFactory);
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InsertionData iData = insertionCalculator.getInsertionData(route, shipment3, vehicle, 0.0, null, Double.MAX_VALUE);
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assertEquals(0.0, iData.getInsertionCost(), 0.05);
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assertEquals(0, iData.getPickupInsertionIndex());
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assertEquals(1, iData.getDeliveryInsertionIndex());
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}
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@Test
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public void whenInsertingThirdShipment_itShouldCalcCorrectVal2() {
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Shipment shipment = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,10").build()).setDeliveryLocation(Location.newInstance("10,0")).build();
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Shipment shipment2 = Shipment.Builder.newInstance("s2").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("10,10").build()).setDeliveryLocation(Location.newInstance("0,0")).build();
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Shipment shipment3 = Shipment.Builder.newInstance("s3").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,0").build()).setDeliveryLocation(Location.newInstance("9,9")).build();
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when(vehicleRoutingProblem.copyAndGetActivities(shipment)).thenReturn(getTourActivities(shipment));
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when(vehicleRoutingProblem.copyAndGetActivities(shipment2)).thenReturn(getTourActivities(shipment2));
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VehicleRoute route = VehicleRoute.emptyRoute();
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Inserter inserter = new Inserter(new InsertionListeners(), vehicleRoutingProblem);
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inserter.insertJob(shipment, new InsertionData(0, 0, 0, vehicle, null), route);
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inserter.insertJob(shipment2, new InsertionData(0, 1, 2, vehicle, null), route);
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JobActivityFactory activityFactory = mock(JobActivityFactory.class);
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List<AbstractActivity> activities = new ArrayList<AbstractActivity>();
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activities.add(new PickupShipment(shipment3));
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activities.add(new DeliverShipment(shipment3));
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when(activityFactory.createActivities(shipment3)).thenReturn(activities);
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insertionCalculator = new ShipmentInsertionCalculatorFlex(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager);
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insertionCalculator.setJobActivityFactory(activityFactory);
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InsertionData iData = insertionCalculator.getInsertionData(route, shipment3, vehicle, 0.0, null, Double.MAX_VALUE);
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assertEquals(2.0, iData.getInsertionCost(), 0.05);
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assertEquals(0, iData.getPickupInsertionIndex());
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assertEquals(1, iData.getDeliveryInsertionIndex());
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}
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@Test
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public void whenInstertingShipmentWithLoadConstraintWhereCapIsNotSufficient_capConstraintsAreFulfilled() {
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Shipment shipment = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,10").build()).setDeliveryLocation(Location.newInstance("10,0")).build();
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Shipment shipment2 = Shipment.Builder.newInstance("s2").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("10,10").build()).setDeliveryLocation(Location.newInstance("0,0")).build();
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Shipment shipment3 = Shipment.Builder.newInstance("s3").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,0").build()).setDeliveryLocation(Location.newInstance("9,9")).build();
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VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
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VehicleRoutingProblem vrp = vrpBuilder.addJob(shipment).addJob(shipment2).addJob(shipment3).build();
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VehicleRoute route = VehicleRoute.emptyRoute();
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route.setVehicleAndDepartureTime(vehicle, 0.0);
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Inserter inserter = new Inserter(new InsertionListeners(), vrp);
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inserter.insertJob(shipment, new InsertionData(0, 0, 0, vehicle, null), route);
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inserter.insertJob(shipment2, new InsertionData(0, 1, 2, vehicle, null), route);
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StateManager stateManager = new StateManager(vrp);
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stateManager.updateLoadStates();
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stateManager.informInsertionStarts(Arrays.asList(route), null);
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ConstraintManager constraintManager = new ConstraintManager(vrp, stateManager);
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constraintManager.addConstraint(new PickupAndDeliverShipmentLoadActivityLevelConstraint(stateManager), ConstraintManager.Priority.CRITICAL);
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constraintManager.addConstraint(new ShipmentPickupsFirstConstraint(), ConstraintManager.Priority.CRITICAL);
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ShipmentInsertionCalculatorFlex insertionCalculator = new ShipmentInsertionCalculatorFlex(routingCosts, activityCosts,
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activityInsertionCostsCalculator, constraintManager);
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insertionCalculator.setJobActivityFactory(vrp.getJobActivityFactory());
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InsertionData iData = insertionCalculator.getInsertionData(route, shipment3, vehicle, 0.0, DriverImpl.noDriver(), Double.MAX_VALUE);
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assertTrue(iData instanceof InsertionData.NoInsertionFound);
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}
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@Test
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public void whenInsertingServiceWhileNoCapIsAvailable_itMustReturnNoInsertionData() {
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Shipment shipment = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("0,10").build()).setDeliveryLocation(Location.newInstance("0,0")).build();
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Shipment shipment2 = Shipment.Builder.newInstance("s2").addSizeDimension(0, 1).setPickupLocation(Location.Builder.newInstance().setId("10,10").build()).setDeliveryLocation(Location.newInstance("0,0")).build();
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VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
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VehicleRoutingProblem vrp = vrpBuilder.addJob(shipment).addJob(shipment2).build();
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VehicleRoute route = VehicleRoute.emptyRoute();
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route.setVehicleAndDepartureTime(vehicle, 0.0);
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Inserter inserter = new Inserter(new InsertionListeners(), vrp);
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inserter.insertJob(shipment, new InsertionData(0, 0, 0, vehicle, null), route);
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inserter.insertJob(shipment2, new InsertionData(0, 1, 2, vehicle, null), route);
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StateManager stateManager = new StateManager(vrp);
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stateManager.updateLoadStates();
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stateManager.informInsertionStarts(Arrays.asList(route), null);
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ConstraintManager constraintManager = new ConstraintManager(vrp, stateManager);
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constraintManager.addLoadConstraint();
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stateManager.informInsertionStarts(Arrays.asList(route), null);
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Pickup service = (Pickup) Pickup.Builder.newInstance("pick").addSizeDimension(0, 1).setLocation(Location.newInstance("5,5")).build();
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JobActivityFactory activityFactory = mock(JobActivityFactory.class);
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List<AbstractActivity> activities = new ArrayList<AbstractActivity>();
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activities.add(new PickupService(service));
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when(activityFactory.createActivities(service)).thenReturn(activities);
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JobCalculatorSwitcher switcher = new JobCalculatorSwitcher();
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ServiceInsertionCalculator serviceInsertionCalc = new ServiceInsertionCalculator(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager, activityFactory);
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ShipmentInsertionCalculatorFlex insertionCalculator = new ShipmentInsertionCalculatorFlex(routingCosts, activityCosts, activityInsertionCostsCalculator, constraintManager);
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insertionCalculator.setJobActivityFactory(activityFactory);
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switcher.put(Pickup.class, serviceInsertionCalc);
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switcher.put(Service.class, serviceInsertionCalc);
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switcher.put(Shipment.class, insertionCalculator);
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InsertionData iData = switcher.getInsertionData(route, service, vehicle, 0, DriverImpl.noDriver(), Double.MAX_VALUE);
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// routeActVisitor.visit(route);
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assertEquals(3, iData.getDeliveryInsertionIndex());
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}
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}
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