package com.graphhopper.navigation;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
import com.graphhopper.GHRequest;
import com.graphhopper.GHResponse;
import com.graphhopper.GraphHopper;
import com.graphhopper.config.Profile;
import com.graphhopper.reader.osm.GraphHopperOSM;
import com.graphhopper.routing.util.EncodingManager;
import com.graphhopper.util.Helper;
import com.graphhopper.util.Parameters;
import com.graphhopper.util.TranslationMap;
import com.graphhopper.util.shapes.GHPoint;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Test;
import java.io.File;
import java.util.Locale;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class NavigateResponseConverterTest {
public static final String DIR = "files";
private static final String graphFolder = "target/graphhopper-test-car";
private static final String osmFile = DIR + "/andorra.osm.gz";
private static GraphHopper hopper;
private static final String vehicle = "car";
private static final String profile = "my_car";
private final TranslationMap trMap = new TranslationMap().doImport();
private final TranslationMap mtrMap = new NavigateResponseConverterTranslationMap().doImport();
private final DistanceConfig distanceConfig = new DistanceConfig(DistanceUtils.Unit.METRIC, trMap, mtrMap, Locale.ENGLISH);
@BeforeClass
public static void beforeClass() {
// make sure we are using fresh files with correct vehicle
Helper.removeDir(new File(graphFolder));
hopper = new GraphHopperOSM().
setOSMFile(osmFile).
setStoreOnFlush(true).
setGraphHopperLocation(graphFolder).
setEncodingManager(EncodingManager.create(vehicle)).
setProfiles(new Profile(profile).setVehicle(vehicle).setWeighting("fastest").setTurnCosts(false)).
importOrLoad();
}
@AfterClass
public static void afterClass() {
Helper.removeDir(new File(graphFolder));
}
@Test
public void basicTest() {
GHResponse rsp = hopper.route(new GHRequest(42.554851, 1.536198, 42.510071, 1.548128).
setProfile(profile));
ObjectNode json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.ENGLISH, distanceConfig);
JsonNode route = json.get("routes").get(0);
double routeDistance = route.get("distance").asDouble();
assertTrue("distance wasn't correct:" + routeDistance, routeDistance > 9000);
assertTrue("distance wasn't correct:" + routeDistance, routeDistance < 9500);
double routeDuration = route.get("duration").asDouble();
assertTrue("duration wasn't correct:" + routeDuration, routeDuration > 500);
assertTrue("duration wasn't correct:" + routeDuration, routeDuration < 600);
assertEquals("en", route.get("voiceLocale").asText());
JsonNode leg = route.get("legs").get(0);
assertEquals(routeDistance, leg.get("distance").asDouble(), .000001);
JsonNode steps = leg.get("steps");
JsonNode step = steps.get(0);
JsonNode maneuver = step.get("maneuver");
// Intersection coordinates should be equal to maneuver coordinates
assertEquals(maneuver.get("location").get(0).asDouble(), step.get("intersections").get(0).get("location").get(0).asDouble(), .00001);
assertEquals("depart", maneuver.get("type").asText());
assertEquals("straight", maneuver.get("modifier").asText());
assertEquals("la Callisa", step.get("name").asText());
double instructionDistance = step.get("distance").asDouble();
assertTrue(instructionDistance < routeDistance);
JsonNode voiceInstructions = step.get("voiceInstructions");
assertEquals(1, voiceInstructions.size());
JsonNode voiceInstruction = voiceInstructions.get(0);
assertTrue(voiceInstruction.get("distanceAlongGeometry").asDouble() <= instructionDistance);
assertEquals("turn sharp left onto la Callisa, then keep left", voiceInstruction.get("announcement").asText());
JsonNode bannerInstructions = step.get("bannerInstructions");
assertEquals(1, bannerInstructions.size());
JsonNode bannerInstruction = bannerInstructions.get(0).get("primary");
assertEquals("la Callisa", bannerInstruction.get("text").asText());
assertEquals("turn", bannerInstruction.get("type").asText());
assertEquals("sharp left", bannerInstruction.get("modifier").asText());
JsonNode bannerInstructionComponent = bannerInstruction.get("components").get(0);
assertEquals("la Callisa", bannerInstructionComponent.get("text").asText());
// Get the second last step (and the last banner/voice instruction)
step = steps.get(steps.size() - 2);
voiceInstructions = step.get("voiceInstructions");
assertEquals(1, voiceInstructions.size());
voiceInstruction = voiceInstructions.get(0);
assertTrue(voiceInstruction.get("distanceAlongGeometry").asDouble() < instructionDistance);
bannerInstructions = step.get("bannerInstructions");
assertEquals(1, bannerInstructions.size());
bannerInstruction = bannerInstructions.get(0).get("primary");
assertEquals("Arrive at destination", bannerInstruction.get("text").asText());
JsonNode waypointsJson = json.get("waypoints");
assertEquals(2, waypointsJson.size());
JsonNode waypointLoc = waypointsJson.get(0).get("location");
assertEquals(1.536198, waypointLoc.get(0).asDouble(), .001);
}
@Test
public void voiceInstructionsTest() {
GHResponse rsp = hopper.route(new GHRequest(42.554851, 1.536198, 42.510071, 1.548128).
setProfile(profile));
ObjectNode json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.ENGLISH, distanceConfig);
JsonNode steps = json.get("routes").get(0).get("legs").get(0).get("steps");
// Step 4 is about 240m long
JsonNode step = steps.get(4);
JsonNode voiceInstructions = step.get("voiceInstructions");
assertEquals(2, voiceInstructions.size());
JsonNode voiceInstruction = voiceInstructions.get(0);
assertEquals(200, voiceInstruction.get("distanceAlongGeometry").asDouble(), 1);
assertEquals("In 200 meters At roundabout, take exit 2 onto CS-340, then At roundabout, take exit 2 onto CG-3", voiceInstruction.get("announcement").asText());
// Step 14 is over 3km long
step = steps.get(14);
voiceInstructions = step.get("voiceInstructions");
assertEquals(4, voiceInstructions.size());
voiceInstruction = voiceInstructions.get(0);
assertEquals(2000, voiceInstruction.get("distanceAlongGeometry").asDouble(), 1);
assertEquals("In 2 kilometers keep right", voiceInstruction.get("announcement").asText());
voiceInstruction = voiceInstructions.get(3);
assertEquals("keep right", voiceInstruction.get("announcement").asText());
}
@Test
public void voiceInstructionsImperialTest() {
GHResponse rsp = hopper.route(new GHRequest(42.554851, 1.536198, 42.510071, 1.548128).
setProfile(profile));
ObjectNode json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.ENGLISH, new DistanceConfig(DistanceUtils.Unit.IMPERIAL, trMap, mtrMap, Locale.ENGLISH));
JsonNode steps = json.get("routes").get(0).get("legs").get(0).get("steps");
// Step 4 is about 240m long
JsonNode step = steps.get(4);
JsonNode maneuver = step.get("maneuver");
JsonNode voiceInstructions = step.get("voiceInstructions");
assertEquals(2, voiceInstructions.size());
JsonNode voiceInstruction = voiceInstructions.get(0);
assertEquals(200, voiceInstruction.get("distanceAlongGeometry").asDouble(), 1);
assertEquals("In 600 feet At roundabout, take exit 2 onto CS-340, then At roundabout, take exit 2 onto CG-3", voiceInstruction.get("announcement").asText());
// Step 14 is over 3km long
step = steps.get(14);
maneuver = step.get("maneuver");
voiceInstructions = step.get("voiceInstructions");
assertEquals(4, voiceInstructions.size());
voiceInstruction = voiceInstructions.get(0);
assertEquals(3220, voiceInstruction.get("distanceAlongGeometry").asDouble(), 1);
assertEquals("In 2 miles keep right", voiceInstruction.get("announcement").asText());
voiceInstruction = voiceInstructions.get(3);
assertEquals("keep right", voiceInstruction.get("announcement").asText());
}
@Test
@Ignore
public void alternativeRoutesTest() {
GHResponse rsp = hopper.route(new GHRequest(42.554851, 1.536198, 42.510071, 1.548128).
setProfile(profile).setAlgorithm(Parameters.Algorithms.ALT_ROUTE));
assertEquals(2, rsp.getAll().size());
ObjectNode json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.ENGLISH, distanceConfig);
JsonNode routes = json.get("routes");
assertEquals(2, routes.size());
assertEquals("GraphHopper Route 0", routes.get(0).get("legs").get(0).get("summary").asText());
assertEquals("Avinguda Sant Antoni, CG-3", routes.get(1).get("legs").get(0).get("summary").asText());
}
@Test
public void voiceInstructionTranslationTest() {
GHResponse rsp = hopper.route(new GHRequest(42.554851, 1.536198, 42.510071, 1.548128).
setProfile(profile));
ObjectNode json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.ENGLISH, distanceConfig);
JsonNode steps = json.get("routes").get(0).get("legs").get(0).get("steps");
JsonNode voiceInstruction = steps.get(14).get("voiceInstructions").get(0);
assertEquals("In 2 kilometers keep right", voiceInstruction.get("announcement").asText());
rsp = hopper.route(new GHRequest(42.554851, 1.536198, 42.510071, 1.548128).
setProfile(profile).setLocale(Locale.GERMAN));
DistanceConfig distanceConfigGerman = new DistanceConfig(DistanceUtils.Unit.METRIC, trMap, mtrMap, Locale.GERMAN);
json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.GERMAN, distanceConfigGerman);
steps = json.get("routes").get(0).get("legs").get(0).get("steps");
voiceInstruction = steps.get(14).get("voiceInstructions").get(0);
assertEquals("In 2 Kilometern rechts halten", voiceInstruction.get("announcement").asText());
}
@Test
public void roundaboutDegreesTest() {
GHResponse rsp = hopper.route(new GHRequest(42.554851, 1.536198, 42.510071, 1.548128).
setProfile(profile));
ObjectNode json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.ENGLISH, distanceConfig);
JsonNode steps = json.get("routes").get(0).get("legs").get(0).get("steps");
JsonNode step = steps.get(5);
JsonNode bannerInstructions = step.get("bannerInstructions");
JsonNode primary = bannerInstructions.get(0).get("primary");
assertEquals("roundabout", primary.get("type").asText());
assertEquals("right", primary.get("modifier").asText());
assertEquals(222, primary.get("degrees").asDouble(), 1);
}
@Test
public void testMultipleWaypoints() {
GHRequest request = new GHRequest();
request.addPoint(new GHPoint(42.504606, 1.522438));
request.addPoint(new GHPoint(42.504776, 1.527209));
request.addPoint(new GHPoint(42.505144, 1.526113));
request.addPoint(new GHPoint(42.50529, 1.527218));
request.setProfile(profile);
GHResponse rsp = hopper.route(request);
ObjectNode json = NavigateResponseConverter.convertFromGHResponse(rsp, trMap, mtrMap, Locale.ENGLISH, distanceConfig);
//Check that all waypoints are there and in the right order
JsonNode waypointsJson = json.get("waypoints");
assertEquals(4, waypointsJson.size());
JsonNode waypointLoc = waypointsJson.get(0).get("location");
assertEquals(1.522438, waypointLoc.get(0).asDouble(), .00001);
waypointLoc = waypointsJson.get(1).get("location");
assertEquals(1.527209, waypointLoc.get(0).asDouble(), .00001);
waypointLoc = waypointsJson.get(2).get("location");
assertEquals(1.526113, waypointLoc.get(0).asDouble(), .00001);
waypointLoc = waypointsJson.get(3).get("location");
assertEquals(1.527218, waypointLoc.get(0).asDouble(), .00001);
//Check that there are 3 legs
JsonNode route = json.get("routes").get(0);
JsonNode legs = route.get("legs");
assertEquals(3, legs.size());
double duration = 0;
double distance = 0;
for (int i = 0; i < 3; i++) {
JsonNode leg = legs.get(i);
duration += leg.get("duration").asDouble();
distance += leg.get("distance").asDouble();
JsonNode steps = leg.get("steps");
JsonNode step = steps.get(0);
JsonNode maneuver = step.get("maneuver");
assertEquals("depart", maneuver.get("type").asText());
maneuver = steps.get(steps.size() - 1).get("maneuver");
assertEquals("arrive", maneuver.get("type").asText());
}
// Check if the duration and distance of the legs sum up to the overall route distance and duration
assertEquals(route.get("duration").asDouble(), duration, 1);
assertEquals(route.get("distance").asDouble(), distance, 1);
}
@Test
public void testError() {
GHResponse rsp = hopper.route(new GHRequest(42.554851, 111.536198, 42.510071, 1.548128).
setProfile(profile));
ObjectNode json = NavigateResponseConverter.convertFromGHResponseError(rsp);
assertEquals("InvalidInput", json.get("code").asText());
assertTrue(json.get("message").asText().startsWith("Point 0 is out of bounds: 42.554851,111.536198"));
}
}
