Implemented A* tests
This commit is contained in:
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8e58060d01
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f658b678af
3 changed files with 197 additions and 155 deletions
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package org.insa.graphs.algorithm.utils;
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import org.insa.graphs.algorithm.shortestpath.AStarAlgorithm;
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import org.insa.graphs.algorithm.shortestpath.BellmanFordAlgorithm;
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import org.insa.graphs.algorithm.shortestpath.DijkstraAlgorithm;
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import org.insa.graphs.algorithm.shortestpath.ShortestPathData;
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import java.util.ArrayList;
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public class AStarTest extends AlgoTest {
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protected void computeValidPathSolutions() {
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this.validPathSolutionList = new ArrayList<>();
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validPathOptimalSolutionList = new ArrayList<>();
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for (ShortestPathData path : validPathList) {
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validPathSolutionList.add(new AStarAlgorithm(path).run());
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validPathOptimalSolutionList.add(new BellmanFordAlgorithm(path).run());
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}
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}
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protected void computeInvalidPathSolutions() {
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invalidPathSolutionList = new ArrayList<>();
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invalidPathOptimalSolutionList = new ArrayList<>();
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for (ShortestPathData path : invalidPathList) {
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invalidPathSolutionList.add(new AStarAlgorithm(path).run());
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invalidPathOptimalSolutionList.add(new BellmanFordAlgorithm(path).run());
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}
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}
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}
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@ -0,0 +1,163 @@
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package org.insa.graphs.algorithm.utils;
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import org.insa.graphs.algorithm.ArcInspector;
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import org.insa.graphs.algorithm.ArcInspectorFactory;
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import org.insa.graphs.algorithm.shortestpath.ShortestPathData;
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import org.insa.graphs.algorithm.shortestpath.ShortestPathSolution;
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import org.insa.graphs.model.Graph;
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import org.insa.graphs.model.io.BinaryGraphReader;
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import org.insa.graphs.model.io.GraphReader;
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import org.junit.Before;
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import org.junit.Test;
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import java.io.BufferedInputStream;
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import java.io.DataInputStream;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.util.ArrayList;
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import static org.junit.Assert.*;
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public abstract class AlgoTest {
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private static ArcInspector filterLength, filterTime;
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protected ArrayList<ShortestPathData> validPathList;
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protected ArrayList<ShortestPathSolution> validPathSolutionList;
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protected ArrayList<ShortestPathSolution> validPathOptimalSolutionList;
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protected ArrayList<ShortestPathData> invalidPathList;
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protected ArrayList<ShortestPathSolution> invalidPathSolutionList;
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protected ArrayList<ShortestPathSolution> invalidPathOptimalSolutionList;
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// List of graphs
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@SuppressWarnings("unused")
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private Graph graphInsa, graphSquare, graphBretagne;
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private Graph readGraph(String map) throws IOException {
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final GraphReader reader = new BinaryGraphReader(
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new DataInputStream(new BufferedInputStream(new FileInputStream(map))));
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return reader.read();
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}
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private void initGraphs() throws IOException {
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graphInsa = readGraph("../Maps/insa.mapgr");
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graphSquare = readGraph("../Maps/carre.mapgr");
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graphBretagne = readGraph("../Maps/bretagne.mapgr");
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}
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private void initFilters() {
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filterLength = ArcInspectorFactory.getAllFilters().get(0);
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filterTime = ArcInspectorFactory.getAllFilters().get(2);
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}
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private void initValidPathList() {
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validPathList = new ArrayList<>();
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validPathList.add(new ShortestPathData(
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graphInsa,
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graphInsa.getNodes().get(512),
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graphInsa.getNodes().get(526),
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filterLength));
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validPathList.add(new ShortestPathData(
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graphInsa,
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graphInsa.getNodes().get(512),
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graphInsa.getNodes().get(526),
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filterTime));
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validPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(21),
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graphSquare.getNodes().get(17),
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filterLength));
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validPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(21),
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graphSquare.getNodes().get(17),
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filterTime));
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}
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private void initInvalidPathList() {
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invalidPathList = new ArrayList<>();
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invalidPathList.add(new ShortestPathData(
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graphBretagne,
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graphBretagne.getNodes().get(29270),
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graphBretagne.getNodes().get(545599),
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filterLength));
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invalidPathList.add(new ShortestPathData(
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graphBretagne,
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graphBretagne.getNodes().get(29270),
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graphBretagne.getNodes().get(545599),
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filterTime));
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invalidPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(10),
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graphSquare.getNodes().get(10),
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filterLength));
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invalidPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(10),
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graphSquare.getNodes().get(10),
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filterTime));
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}
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@Before
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public void init() {
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initFilters();
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try {
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initGraphs();
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} catch (IOException e) {
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e.printStackTrace();
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}
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initValidPathList();
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initInvalidPathList();
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computeValidPathSolutions();
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computeInvalidPathSolutions();
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}
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protected abstract void computeValidPathSolutions();
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protected abstract void computeInvalidPathSolutions();
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@Test
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public void testPathValid() {
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for (ShortestPathSolution solution : validPathSolutionList) {
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assertTrue(solution.isFeasible());
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assertTrue(solution.getPath().isValid());
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}
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}
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@Test
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public void testPathInvalid() {
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for (ShortestPathSolution solution : invalidPathSolutionList) {
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assertFalse(solution.isFeasible());
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}
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}
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@Test
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public void testPathOptimalWithOracle() {
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for (int i = 0; i < validPathSolutionList.size(); i++) {
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System.out.println(i);
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assertEquals(
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validPathSolutionList.get(i).getPath().getLength(),
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validPathOptimalSolutionList.get(i).getPath().getLength(), 0.0
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);
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assertEquals(
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validPathSolutionList.get(i).getPath().getMinimumTravelTime(),
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validPathOptimalSolutionList.get(i).getPath().getMinimumTravelTime(), 0.0
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);
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}
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for (int i = 0; i < invalidPathSolutionList.size(); i++) {
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assertEquals(validPathSolutionList.get(i).isFeasible(),
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validPathOptimalSolutionList.get(i).isFeasible());
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}
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}
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@Test
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public void testPathOptimalWithoutOracle() {
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// TODO
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}
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}
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@ -1,129 +1,15 @@
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package org.insa.graphs.algorithm.utils;
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import org.insa.graphs.algorithm.ArcInspector;
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import org.insa.graphs.algorithm.ArcInspectorFactory;
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import org.insa.graphs.algorithm.shortestpath.BellmanFordAlgorithm;
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import org.insa.graphs.algorithm.shortestpath.DijkstraAlgorithm;
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import org.insa.graphs.algorithm.shortestpath.ShortestPathData;
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import org.insa.graphs.algorithm.shortestpath.ShortestPathSolution;
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import org.insa.graphs.model.Graph;
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import org.insa.graphs.model.io.BinaryGraphReader;
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import org.insa.graphs.model.io.GraphReader;
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import org.junit.Assume;
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import org.junit.BeforeClass;
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import org.junit.Test;
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import java.io.BufferedInputStream;
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import java.io.DataInputStream;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.util.ArrayList;
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import static org.junit.Assert.*;
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public class DijkstraTest extends AlgoTest {
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public class DijkstraTest {
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private static ArcInspector filterLength, filterTime;
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private static ArrayList<ShortestPathData> validPathList;
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private static ArrayList<ShortestPathSolution> validPathSolutionList;
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private static ArrayList<ShortestPathSolution> validPathOptimalSolutionList;
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private static ArrayList<ShortestPathData> invalidPathList;
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private static ArrayList<ShortestPathSolution> invalidPathSolutionList;
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private static ArrayList<ShortestPathSolution> invalidPathOptimalSolutionList;
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// List of graphs
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@SuppressWarnings("unused")
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private static Graph graphInsa, graphSquare, graphBretagne;
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private static Graph readGraph(String map) throws IOException {
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final GraphReader reader = new BinaryGraphReader(
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new DataInputStream(new BufferedInputStream(new FileInputStream(map))));
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return reader.read();
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}
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private static void initGraphs() throws IOException {
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graphInsa = readGraph("../Maps/insa.mapgr");
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graphSquare = readGraph("../Maps/carre.mapgr");
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graphBretagne = readGraph("../Maps/bretagne.mapgr");
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}
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private static void initFilters() {
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filterLength = ArcInspectorFactory.getAllFilters().get(0);
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filterTime = ArcInspectorFactory.getAllFilters().get(2);
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}
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private static void initValidPathList() {
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validPathList = new ArrayList<>();
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validPathList.add(new ShortestPathData(
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graphInsa,
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graphInsa.getNodes().get(512),
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graphInsa.getNodes().get(526),
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filterLength));
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validPathList.add(new ShortestPathData(
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graphInsa,
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graphInsa.getNodes().get(512),
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graphInsa.getNodes().get(526),
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filterTime));
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validPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(21),
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graphSquare.getNodes().get(17),
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filterLength));
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validPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(21),
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graphSquare.getNodes().get(17),
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filterTime));
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}
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private static void initInvalidPathList() {
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invalidPathList = new ArrayList<>();
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invalidPathList.add(new ShortestPathData(
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graphBretagne,
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graphBretagne.getNodes().get(29270),
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graphBretagne.getNodes().get(545599),
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filterLength));
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invalidPathList.add(new ShortestPathData(
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graphBretagne,
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graphBretagne.getNodes().get(29270),
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graphBretagne.getNodes().get(545599),
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filterTime));
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invalidPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(10),
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graphSquare.getNodes().get(10),
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filterLength));
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invalidPathList.add(new ShortestPathData(
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graphSquare,
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graphSquare.getNodes().get(10),
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graphSquare.getNodes().get(10),
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filterTime));
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}
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@BeforeClass
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public static void initAll() {
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initFilters();
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try {
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initGraphs();
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} catch (IOException e) {
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e.printStackTrace();
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}
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initValidPathList();
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initInvalidPathList();
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computeValidPathSolutions();
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computeInvalidPathSolutions();
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}
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private static void computeValidPathSolutions() {
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validPathSolutionList = new ArrayList<>();
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protected void computeValidPathSolutions() {
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this.validPathSolutionList = new ArrayList<>();
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validPathOptimalSolutionList = new ArrayList<>();
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for (ShortestPathData path : validPathList) {
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validPathSolutionList.add(new DijkstraAlgorithm(path).run());
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@ -131,7 +17,7 @@ public class DijkstraTest {
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}
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}
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private static void computeInvalidPathSolutions() {
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protected void computeInvalidPathSolutions() {
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invalidPathSolutionList = new ArrayList<>();
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invalidPathOptimalSolutionList = new ArrayList<>();
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for (ShortestPathData path : invalidPathList) {
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@ -140,41 +26,4 @@ public class DijkstraTest {
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}
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}
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@Test
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public void testPathValid() {
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for (ShortestPathSolution solution : validPathSolutionList) {
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assertTrue(solution.isFeasible());
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assertTrue(solution.getPath().isValid());
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}
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}
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@Test
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public void testPathInvalid() {
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for (ShortestPathSolution solution : invalidPathSolutionList) {
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assertFalse(solution.isFeasible());
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}
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}
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@Test
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public void testPathOptimalWithOracle() {
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for (int i = 0; i < validPathSolutionList.size(); i++) {
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assertEquals(
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validPathSolutionList.get(i).getPath().getLength(),
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validPathOptimalSolutionList.get(i).getPath().getLength(), 0.0
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);
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assertEquals(
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validPathSolutionList.get(i).getPath().getMinimumTravelTime(),
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validPathOptimalSolutionList.get(i).getPath().getMinimumTravelTime(), 0.0
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);
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}
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for (int i = 0; i < invalidPathSolutionList.size(); i++) {
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assertEquals(validPathSolutionList.get(i).isFeasible(),
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validPathOptimalSolutionList.get(i).isFeasible());
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}
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}
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@Test
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public void testPathOptimalWithoutOracle() {
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// TODO
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}
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}
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