@Override
public MoveProgress followPath(MovingRoadUser object, Queue<Point> path, TimeLapse time) {
checkArgument(objLocs.containsKey(object), "Object: %s must have a location.", object);
checkArgument(!path.isEmpty(), "Path can not be empty, found empty path for %s.", object);
checkArgument(
time.hasTimeLeft(), "Can not follow path when no time is left. For road user %s.", object);
final Point dest = newArrayList(path).get(path.size() - 1);
objDestinations.put(object, new DestinationPath(dest, path));
final MoveProgress mp = doFollowPath(object, path, time);
eventDispatcher.dispatchEvent(new MoveEvent(self, object, mp));
return mp;
}
/** Tests a scenario with a limited number of ticks. */
@Test
public void finiteSimulation() {
final NopHandler<?> handler = new NopHandler<>();
@SuppressWarnings("unchecked")
final Simulator sim =
Simulator.builder()
.setTickLength(1L)
.setTimeUnit(SI.SECOND)
.addModel(
ScenarioController.builder(scenario)
.withEventHandler(EventA.class, (NopHandler<EventA>) handler)
.withEventHandler(EventB.class, (NopHandler<EventB>) handler)
.withEventHandler(EventC.class, (NopHandler<EventC>) handler)
.withNumberOfTicks(101))
.build();
final List<Long> ticks = new ArrayList<>();
sim.addTickListener(
new TickListener() {
@Override
public void tick(TimeLapse timeLapse) {
ticks.add(timeLapse.getStartTime());
}
@Override
public void afterTick(TimeLapse timeLapse) {}
});
final ScenarioController sc = sim.getModelProvider().getModel(ScenarioController.class);
final ListenerEventHistory leh = new ListenerEventHistory();
sc.getEventAPI().addListener(leh);
assertThat(sc.isScenarioFinished()).isFalse();
sim.start();
assertThat(handler.getEvents())
.containsExactly(
EventA.create(0),
EventB.create(0),
EventB.create(0),
EventA.create(1),
EventC.create(5),
EventC.create(100))
.inOrder();
assertThat(leh.getEventTypeHistory())
.containsAllOf(SCENARIO_STARTED, SCENARIO_FINISHED)
.inOrder();
assertThat(sc.isScenarioFinished()).isTrue();
sim.stop();
final long before = sc.clock.getCurrentTime();
sim.start(); // should have no effect
assertThat(ticks).hasSize(101);
assertThat(before).isEqualTo(sc.clock.getCurrentTime());
final TimeLapse emptyTime = TimeLapseFactory.create(0, 1);
emptyTime.consumeAll();
sc.tick(emptyTime);
}