source: bidspace/src/test/java/geniusweb/bidspace/pareto/ParetoE2Etest.java@ 52

package geniusweb.bidspace.pareto;

import static org.junit.Assert.assertEquals;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;

import com.fasterxml.jackson.databind.ObjectMapper;

import geniusweb.profile.Profile;
import geniusweb.profile.utilityspace.LinearAdditive;
import geniusweb.profile.utilityspace.LinearAdditiveUtilitySpace;

/**
 * Test pareto functionality with some real profiles in an e2e test
 */
@RunWith(Parameterized.class)
public class ParetoE2Etest {
        private final static ObjectMapper jackson = new ObjectMapper();

        @Parameters
        public static Collection<Object[]> data() {
                return Arrays.asList(new Object[][] {
                                { "src/test/resources/jobs/jobs1.json",
                                                "src/test/resources/jobs/jobs2.json", 18 },
                                { "src/test/resources/7issues/7issues1.json",
                                                "src/test/resources/7issues/7issues2.json", 557 } });
        }

        private Path path1;
        private Path path2;
        private int expectedNrPoints;

        public ParetoE2Etest(String profile1file, String profile2file,
                        int expectedNr) {
                this.path1 = Paths.get(profile1file);
                this.path2 = Paths.get(profile2file);
                this.expectedNrPoints = expectedNr;
        }

        @Test
        public void checkGenerciPareto() throws IOException {
                String file1 = new String(Files.readAllBytes(path1));
                LinearAdditiveUtilitySpace profile1 = (LinearAdditiveUtilitySpace) jackson
                                .readValue(file1, Profile.class);
                String file2 = new String(Files.readAllBytes(path2));
                LinearAdditiveUtilitySpace profile2 = (LinearAdditiveUtilitySpace) jackson
                                .readValue(file2, Profile.class);

                List<LinearAdditive> profiles = new LinkedList<>();
                profiles.add(profile1);
                profiles.add(profile2);
                ParetoFrontier linaddpareto = new ParetoLinearAdditive(profiles);
                System.out.println("linaddpareto result" + linaddpareto);
                assertEquals(expectedNrPoints, linaddpareto.getPoints().size());

                if (expectedNrPoints < 40) {
                        ParetoFrontier generalpareto = new GenericPareto(profiles);
                        assertEquals(generalpareto.getPoints(), linaddpareto.getPoints());
                        System.out.println("generalpareto result" + generalpareto);
                } else {
                        System.out.println("Skippedn generalpareto - expected too slow");
                }
        }

}