Java Code Examples for com.mapbox.api.directions.v5.models.DirectionsRoute#distance()

@Test
public void stepIntersections_includesAllStepIntersectionsAndNextManeuver() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  int stepIndex = 3;
  int legIndex = 0;
  double stepDistanceRemaining = 0;
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, legIndex);
  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();

  int stepIntersections = route.legs().get(0).steps().get(3).intersections().size();
  int intersectionSize = stepIntersections + 1;

  assertEquals(intersectionSize, routeStepProgress.intersections().size());
}
 

@Test
public void multiLeg_getFractionTraveled_equalsCorrectValueAtIntervals() throws Exception {
  DirectionsRoute multiLegRoute = buildMultipleLegRoute();
  List<Float> fractionsRemaining = new ArrayList<>();
  List<Float> routeProgressFractionsTraveled = new ArrayList<>();

  for (RouteLeg leg : multiLegRoute.legs()) {
    for (int stepIndex = 0; stepIndex < leg.steps().size(); stepIndex++) {
      double stepDistanceRemaining = getFirstStep(multiLegRoute).distance();
      double legDistanceRemaining = multiLegRoute.legs().get(0).distance();
      double distanceRemaining = multiLegRoute.distance();
      RouteProgress routeProgress = buildTestRouteProgress(multiLegRoute, stepDistanceRemaining,
        legDistanceRemaining, distanceRemaining, stepIndex, 0);
      float fractionRemaining = (float) (routeProgress.distanceTraveled() / multiLegRoute.distance());

      fractionsRemaining.add(fractionRemaining);
      routeProgressFractionsTraveled.add(routeProgress.fractionTraveled());
    }
  }

  assertTrue(fractionsRemaining.equals(routeProgressFractionsTraveled));
}
 

@Test
public void distanceRemaining_equalsStepDistanceAtBeginning() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  LineString lineString = LineString.fromPolyline(firstLeg.steps().get(5).geometry(), Constants.PRECISION_6);
  double stepDistance = TurfMeasurement.length(lineString, TurfConstants.UNIT_METERS);

  double stepDistanceRemaining = firstLeg.steps().get(5).distance();
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  int stepIndex = 4;
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, 0);
  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();

  assertEquals(stepDistance, routeStepProgress.distanceRemaining(), BaseTest.LARGE_DELTA);
}
 

@Test
public void distanceTraveled_equalsStepDistanceAtEndOfStep() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  int stepIndex = 3;
  int legIndex = 0;
  double stepDistanceRemaining = 0;
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, legIndex);
  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();

  assertEquals(firstLeg.steps().get(3).distance(),
    routeStepProgress.distanceTraveled(), BaseTest.DELTA);
}
 

@Test
public void getDurationRemaining_equalsStepDurationAtBeginning() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  LegStep fourthStep = firstLeg.steps().get(5);
  double stepDuration = fourthStep.duration();
  int stepIndex = 5;
  int legIndex = 0;
  double stepDistanceRemaining = firstLeg.steps().get(stepIndex).distance();
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, legIndex);

  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();
  double durationRemaining = routeStepProgress.durationRemaining();

  assertEquals(stepDuration, durationRemaining, BaseTest.DELTA);
}
 

private void updateLastRerouteEvent(DirectionsRoute newDirectionsRoute) {
  if (!queuedRerouteEvents.isEmpty()) {
    RerouteEvent rerouteEvent = queuedRerouteEvents.get(queuedRerouteEvents.size() - 1);
    List<Point> geometryPositions = PolylineUtils.decode(newDirectionsRoute.geometry(), Constants.PRECISION_6);
    PolylineUtils.encode(geometryPositions, Constants.PRECISION_5);
    rerouteEvent.setNewRouteGeometry(PolylineUtils.encode(geometryPositions, Constants.PRECISION_5));
    int newDistanceRemaining = newDirectionsRoute.distance() == null ? 0 : newDirectionsRoute.distance().intValue();
    rerouteEvent.setNewDistanceRemaining(newDistanceRemaining);
    int newDurationRemaining = newDirectionsRoute.duration() == null ? 0 : newDirectionsRoute.duration().intValue();
    rerouteEvent.setNewDurationRemaining(newDurationRemaining);
  }
}
 

private RouteProgress buildStepMilestoneRouteProgress() throws Exception {
  Gson gson = new GsonBuilder()
    .registerTypeAdapterFactory(DirectionsAdapterFactory.create()).create();
  String body = loadJsonFixture(ROUTE_FIXTURE);
  DirectionsResponse response = gson.fromJson(body, DirectionsResponse.class);
  DirectionsRoute route = response.routes().get(0);
  double distanceRemaining = route.distance();
  double legDistanceRemaining = route.legs().get(0).distance();
  double stepDistanceRemaining = route.legs().get(0).steps().get(0).distance();
  return buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, 1, 0);
}
 

private RouteProgress buildTestRouteProgressForTrigger() throws Exception {
  Gson gson = new GsonBuilder()
    .registerTypeAdapterFactory(DirectionsAdapterFactory.create()).create();
  String body = loadJsonFixture(ROUTE_FIXTURE);
  DirectionsResponse response = gson.fromJson(body, DirectionsResponse.class);

  DirectionsRoute route = response.routes().get(0);
  double distanceRemaining = route.distance();
  double legDistanceRemaining = route.legs().get(0).distance();
  double stepDistanceRemaining = route.legs().get(0).steps().get(0).distance();
  return buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, 1, 0);
}
 

@Test
public void dynamicRerouteDistanceTolerance_userCloseToIntersection() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteProgress routeProgress = buildDefaultTestRouteProgress();
  double distanceToIntersection = route.distance() - 39;
  LineString lineString = LineString.fromPolyline(route.geometry(), Constants.PRECISION_6);
  Point closePoint = TurfMeasurement.along(lineString, distanceToIntersection, TurfConstants.UNIT_METERS);

  double tolerance = ToleranceUtils.dynamicRerouteDistanceTolerance(closePoint, routeProgress);

  assertEquals(50.0, tolerance, DELTA);
}
 

@Test
public void dynamicRerouteDistanceTolerance_userJustPastTheIntersection() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteProgress routeProgress = buildDefaultTestRouteProgress();
  double distanceToIntersection = route.distance();
  LineString lineString = LineString.fromPolyline(route.geometry(), Constants.PRECISION_6);
  Point closePoint = TurfMeasurement.along(lineString, distanceToIntersection, TurfConstants.UNIT_METERS);

  double tolerance = ToleranceUtils.dynamicRerouteDistanceTolerance(closePoint, routeProgress);

  assertEquals(50.0, tolerance, DELTA);
}
 

private RouteProgress buildBeginningOfLegRouteProgress() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  double stepDistanceRemaining = route.legs().get(0).steps().get(0).distance();
  double legDistanceRemaining = route.legs().get(0).distance();
  double routeDistance = route.distance();
  return buildTestRouteProgress(route, stepDistanceRemaining, legDistanceRemaining,
    routeDistance, 0, 0);
}
 

private RouteProgress buildBeginningOfLegRouteProgress(DirectionsRoute route) throws Exception {
  LegStep step = getFirstStep(route);
  double stepDistanceRemaining = step.distance();
  double legDistanceRemaining = route.legs().get(0).distance();
  double distanceRemaining = route.distance();
  return buildTestRouteProgress(route, stepDistanceRemaining, legDistanceRemaining,
    distanceRemaining, 0, 0);
}
 

@Test
public void sanityTest() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  double stepDistanceRemaining = route.legs().get(0).steps().get(0).distance();
  double legDistanceRemaining = route.legs().get(0).distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining, legDistanceRemaining,
    distanceRemaining, 0, 0);

  assertNotNull(routeProgress.currentLegProgress().currentStepProgress());
}
 

@Test
public void distanceRemaining_equalsCorrectValueAtIntervals() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  LegStep firstStep = route.legs().get(0).steps().get(0);
  LineString lineString = LineString.fromPolyline(firstStep.geometry(), Constants.PRECISION_6);
  double stepDistance = TurfMeasurement.length(lineString, TurfConstants.UNIT_METERS);
  double stepSegments = 5;

  for (double i = 0; i < stepDistance; i += stepSegments) {
    Point point = TurfMeasurement.along(lineString, i, TurfConstants.UNIT_METERS);

    if (point.equals(route.legs().get(0).steps().get(1).maneuver().location())) {
      return;
    }

    LineString slicedLine = TurfMisc.lineSlice(point,
      route.legs().get(0).steps().get(1).maneuver().location(), lineString);

    double stepDistanceRemaining = TurfMeasurement.length(slicedLine, TurfConstants.UNIT_METERS);
    double legDistanceRemaining = firstLeg.distance();
    double distanceRemaining = route.distance();
    RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
      legDistanceRemaining, distanceRemaining, 0, 0);
    RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();

    assertEquals(stepDistanceRemaining, routeStepProgress.distanceRemaining(), BaseTest.DELTA);
  }
}
 

@Test
public void distanceTraveled_equalsZeroAtBeginning() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  int stepIndex = 5;
  int legIndex = 0;
  double stepDistanceRemaining = firstLeg.steps().get(stepIndex).distance();
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, legIndex);
  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();

  assertEquals(0, routeStepProgress.distanceTraveled(), BaseTest.DELTA);
}
 

@Test
public void fractionTraveled_equalsZeroAtBeginning() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  int stepIndex = 5;
  int legIndex = 0;
  double stepDistanceRemaining = firstLeg.steps().get(stepIndex).distance();
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, legIndex);

  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();
  assertEquals(0, routeStepProgress.fractionTraveled(), BaseTest.DELTA);
}
 

@Test
public void fractionTraveled_equalsCorrectValueAtIntervals() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  LegStep firstStep = route.legs().get(0).steps().get(0);
  LineString lineString = LineString.fromPolyline(firstStep.geometry(), Constants.PRECISION_6);
  List<Float> fractionsRemaining = new ArrayList<>();
  List<Float> routeProgressFractionsTraveled = new ArrayList<>();
  double stepSegments = 5;

  for (double i = 0; i < firstStep.distance(); i += stepSegments) {
    Point point = TurfMeasurement.along(lineString, i, TurfConstants.UNIT_METERS);
    LineString slicedLine = TurfMisc.lineSlice(point,
      route.legs().get(0).steps().get(1).maneuver().location(), lineString);
    double stepDistanceRemaining = TurfMeasurement.length(slicedLine, TurfConstants.UNIT_METERS);
    int stepIndex = 0;
    int legIndex = 0;
    double legDistanceRemaining = firstLeg.distance();
    double distanceRemaining = route.distance();
    RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
      legDistanceRemaining, distanceRemaining, stepIndex, legIndex);
    RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();
    float fractionRemaining = (float) ((firstStep.distance() - stepDistanceRemaining) / firstStep.distance());
    if (fractionRemaining < 0) {
      fractionRemaining = 0;
    }
    fractionsRemaining.add(fractionRemaining);
    routeProgressFractionsTraveled.add(routeStepProgress.fractionTraveled());
  }

  assertTrue(fractionsRemaining.equals(routeProgressFractionsTraveled));
}
 

@Test
public void fractionTraveled_equalsOneAtEndOfStep() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  int stepIndex = 3;
  int legIndex = 0;
  double stepDistanceRemaining = 0;
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, legIndex);
  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();

  assertEquals(1.0, routeStepProgress.fractionTraveled(), BaseTest.DELTA);
}
 

@Test
public void durationRemaining_equalsZeroAtEndOfStep() throws Exception {
  DirectionsRoute route = buildTestDirectionsRoute();
  RouteLeg firstLeg = route.legs().get(0);
  int stepIndex = 3;
  int legIndex = 0;
  double stepDistanceRemaining = 0;
  double legDistanceRemaining = firstLeg.distance();
  double distanceRemaining = route.distance();
  RouteProgress routeProgress = buildTestRouteProgress(route, stepDistanceRemaining,
    legDistanceRemaining, distanceRemaining, stepIndex, legIndex);
  RouteStepProgress routeStepProgress = routeProgress.currentLegProgress().currentStepProgress();

  assertEquals(0, routeStepProgress.durationRemaining(), BaseTest.DELTA);
}
 

private void obtainRouteData(DirectionsRoute route) {
  directionsRouteDistance = route.distance() != null ? route.distance().intValue() : 0;
  directionsRouteDuration = route.duration() != null ? route.duration().intValue() : 0;
  directionsRouteProfile = hasRouteProfile(route) ? route.routeOptions().profile() : "";
  directionsRouteDestination = retrieveRouteDestination(route);
}