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https://github.com/graphhopper/jsprit.git
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prepare release 1.5
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oblonski
parent
9938a6a123
commit
1458b03be7
13 changed files with 253 additions and 1502 deletions
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/*******************************************************************************
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* Copyright (C) 2014 Stefan Schroeder
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3.0 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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package jsprit.core.problem.io;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import jsprit.core.problem.VehicleRoutingProblem;
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import jsprit.core.problem.job.Job;
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import jsprit.core.problem.job.Service;
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import jsprit.core.problem.vehicle.Vehicle;
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import jsprit.core.util.DistanceUnit;
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import jsprit.core.util.TimeUnit;
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import junit.framework.Assert;
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import org.junit.Before;
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import org.junit.Test;
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import java.io.File;
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import java.io.IOException;
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public class VrpJsonReaderTest {
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private File jsonFile;
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VehicleRoutingProblem vrp;
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@Before
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public void setup(){
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jsonFile = new File("src/test/resources/vrp.json");
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VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
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new VrpJsonReader(vrpBuilder).read(jsonFile);
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vrp = vrpBuilder.build();
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}
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@Test
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public void noVehiclesShouldBeCorrect(){
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Assert.assertEquals(2,vrp.getVehicles().size());
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}
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@Test
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public void noJobsShouldBeCorrect(){
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Assert.assertEquals(2, vrp.getJobs().size());
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}
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@Test
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public void noTypesShouldBeCorrect(){
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Assert.assertEquals(2, vrp.getTypes().size());
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}
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@Test
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public void vehicle1ShouldBeOfTypeSmall(){
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Assert.assertEquals("small",getVehicle("v1").getType().getTypeId());
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}
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@Test
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public void vehicle2ShouldBeOfTypeMedium(){
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Assert.assertEquals("medium",getVehicle("v2").getType().getTypeId());
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}
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@Test
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public void vehicle1ShouldHaveCorrectStartAddress(){
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Assert.assertEquals("startLoc", getVehicle("v1").getStartLocationId());
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}
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@Test
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public void vehicle1ShouldHaveCorrectEndAddress(){
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Assert.assertEquals("endLoc",getVehicle("v1").getEndLocationId());
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}
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@Test
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public void vehicle1ShouldHaveCorrectEndLocCoordinate(){
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Assert.assertEquals(12.,getVehicle("v1").getEndLocationCoordinate().getX(),0.01);
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Assert.assertEquals(13.,getVehicle("v1").getEndLocationCoordinate().getY(),0.01);
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}
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@Test
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public void vehicle1ShouldHaveCorrectEarliestStart(){
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Assert.assertEquals(0.,getVehicle("v1").getEarliestDeparture());
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}
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@Test
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public void vehicle1ShouldHaveCorrectLatestStart(){
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Assert.assertEquals(1000., getVehicle("v1").getLatestArrival());
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}
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@Test
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public void vehicle1ShouldHaveCorrectSkills(){
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Assert.assertEquals("screw-driver", getVehicle("v1").getSkills().values().iterator().next());
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}
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@Test
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public void fleetSizeShouldBeCorrect(){
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Assert.assertTrue(VehicleRoutingProblem.FleetSize.FINITE.equals(vrp.getFleetSize()));
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}
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@Test
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public void returnToDepotShouldBeCorrect(){
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Assert.assertTrue(getVehicle("v1").isReturnToDepot());
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}
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@Test
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public void serviceTypeShouldBeCorrect(){
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Assert.assertEquals("pickup", getService("pickup2").getType());
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}
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@Test
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public void serviceNameShouldBeCorrect(){
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Assert.assertEquals("no-name", getService("pickup2").getName());
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}
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@Test
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public void startLocShouldBeCorrect(){
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Assert.assertEquals("s2_loc", getService("pickup2").getLocationId());
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}
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@Test
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public void coordinateShouldBeCorrect(){
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Assert.assertEquals(40., getService("pickup2").getCoord().getX());
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Assert.assertEquals(10., getService("pickup2").getCoord().getY());
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}
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@Test
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public void serviceDurationShouldBeCorrect(){
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Assert.assertEquals(2., getService("pickup2").getServiceDuration());
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}
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@Test
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public void serviceTWShouldBeCorrect(){
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Assert.assertEquals(10., getService("pickup2").getTimeWindow().getStart());
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Assert.assertEquals(200., getService("pickup2").getTimeWindow().getEnd());
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}
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@Test
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public void sizeShouldBeCorrect(){
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Assert.assertEquals(10, getService("pickup2").getSize().get(0));
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Assert.assertEquals(30, getService("pickup2").getSize().get(1));
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}
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@Test
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public void skillsShouldBeCorrect(){
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Assert.assertEquals("screw-driver", getService("pickup2").getRequiredSkills().values().iterator().next());
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}
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private Service getService(String jobId) {
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for(Job s : vrp.getJobs().values()){
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if(s.getId().equals(jobId)) return (Service)s;
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}
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return null;
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}
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@Test
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public void readMetaInfo(){
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ObjectMapper om = new ObjectMapper();
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try {
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JsonNode meta = om.readTree(jsonFile).path(JsonConstants.META);
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Assert.assertEquals(DistanceUnit.Meter.abbreviation(),meta.path(JsonConstants.MetaInfo.DISTANCE_UNIT).asText());
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Assert.assertEquals(TimeUnit.SEC.abbreviation(),meta.path(JsonConstants.MetaInfo.TIME_UNIT).asText());
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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private Vehicle getVehicle(String id) {
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for(Vehicle v : vrp.getVehicles()){
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if(v.getId().equals(id)) return v;
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}
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return null;
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}
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}
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@ -1,112 +0,0 @@
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/*******************************************************************************
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* Copyright (C) 2014 Stefan Schroeder
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3.0 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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package jsprit.core.problem.io;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import jsprit.core.algorithm.box.GreedySchrimpfFactory;
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import jsprit.core.analysis.SolutionAnalyser;
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import jsprit.core.problem.VehicleRoutingProblem;
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import jsprit.core.problem.job.Service;
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import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
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import jsprit.core.problem.vehicle.VehicleImpl;
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import jsprit.core.problem.vehicle.VehicleType;
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import jsprit.core.problem.vehicle.VehicleTypeImpl;
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import jsprit.core.util.Coordinate;
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import jsprit.core.util.Solutions;
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import junit.framework.Assert;
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import org.junit.Before;
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import org.junit.Test;
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import java.io.File;
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import java.io.IOException;
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/**
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* Created by schroeder on 04.12.14.
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*/
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public class VrpJsonWriterTest {
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private VehicleRoutingProblem vrp;
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private VehicleRoutingProblemSolution solution;
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private JsonNode root;
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@Before
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public void doBefore(){
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VehicleType type = VehicleTypeImpl.Builder.newInstance("type").addCapacityDimension(0,20).build();
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VehicleImpl v = VehicleImpl.Builder.newInstance("v").setStartLocationId("start").setStartLocationCoordinate(Coordinate.newInstance(10,40))
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.setEndLocationId("end").setEndLocationCoordinate(Coordinate.newInstance(50,20)).setReturnToDepot(true)
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.setType(type)
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.build();
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Service s = Service.Builder.newInstance("s").setCoord(Coordinate.newInstance(50,60)).addSizeDimension(0,10).build();
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vrp = VehicleRoutingProblem.Builder.newInstance().addVehicle(v).addJob(s).build();
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solution = Solutions.bestOf(new GreedySchrimpfFactory().createAlgorithm(vrp).searchSolutions());
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File out = new File("src/test/resources/vrp-solution.json");
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new VrpJsonWriter(vrp,solution,new SolutionAnalyser.DistanceCalculator() {
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@Override
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public double getDistance(String fromLocationId, String toLocationId) {
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return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
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}
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}).write(out);
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ObjectMapper om = new ObjectMapper();
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try {
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root = om.readTree(out).path("solution");
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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@Test
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public void solutionValShouldBeCorrect(){
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Assert.assertEquals(solution.getCost(),root.path("costs").asDouble(),0.01);
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}
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@Test
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public void fixShouldBeCorrect(){
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Assert.assertEquals(0.,root.path("fixed_costs").asDouble(),0.01);
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}
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@Test
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public void varShouldBeCorrect(){
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Assert.assertEquals(solution.getCost(),root.path("variable_costs").asDouble(),0.01);
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}
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@Test
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public void timeShouldBeCorrect(){
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Assert.assertEquals(solution.getCost(),root.path("time").asDouble(),0.01);
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}
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@Test
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public void distanceShouldBeCorrect(){
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Assert.assertEquals(solution.getCost(),root.path("distance").asDouble(),0.01);
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}
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@Test
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public void noRoutesShouldBeCorrect(){
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Assert.assertEquals(solution.getRoutes().size(),root.path("no_routes").asDouble(),0.01);
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}
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@Test
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public void noUnassignedShouldBeCorrect(){
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Assert.assertEquals(solution.getUnassignedJobs().size(),root.path("no_unassigned").asDouble(),0.01);
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}
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}
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