// remove overrunnable task-ending chunk, before deadline,
  public void testRemoveChunkTaskEndOver() {
    final List finished = new ArrayList();
    StepTask t1 =
        task(
            100,
            200,
            100,
            new TaskCallback() {
              public void taskEvent(SchedulableTask task, Schedule.EventType event) {
                if (log.isDebug2()) {
                  log.debug2("testRemoveChunkTaskEndOver callback");
                }
                if (event == Schedule.EventType.FINISH) {
                  finished.add(task);
                }
              }
            });
    t1.setOverrunAllowed(true);
    Schedule s = sched(ListUtil.list(t1));
    fact.setResult(s);
    assertTrue(tr.addToSchedule(t1));

    Schedule.Chunk chunk = (Schedule.Chunk) s.getEvents().get(0);
    assertTrue(tr.getCurrentSchedule().getEvents().contains(chunk));
    chunk.setTaskEnd();
    tr.removeChunk(chunk);
    assertFalse(tr.getCurrentSchedule().getEvents().contains(chunk));
    assertEmpty(finished);
    assertIsomorphic(ListUtil.list(t1), tr.getAcceptedTasks());
    assertIsomorphic(SetUtil.set(t1), tr.getOverrunTasks());
  }
  // remove task-ending chunk, past task deadline, s.b. Timeout error.
  public void testRemoveChunkTaskEndTimeout() {
    final List finished = new ArrayList();
    StepTask t1 =
        task(
            100,
            200,
            100,
            new TaskCallback() {
              public void taskEvent(SchedulableTask task, Schedule.EventType event) {
                if (log.isDebug2()) {
                  log.debug2("testRemoveChunkTaskEndTimeout callback");
                }
                if (event == Schedule.EventType.FINISH) {
                  finished.add(task);
                }
              }
            });
    Schedule s = sched(ListUtil.list(t1));
    fact.setResult(s);
    assertTrue(tr.addToSchedule(t1));

    Schedule.Chunk chunk = (Schedule.Chunk) s.getEvents().get(0);
    assertTrue(tr.getCurrentSchedule().getEvents().contains(chunk));
    chunk.setTaskEnd();
    TimeBase.setSimulated(201);
    tr.removeChunk(chunk);
    assertFalse(tr.getCurrentSchedule().getEvents().contains(chunk));
    assertSame(t1, finished.get(0));
    assertNotNull(t1.e);
    assertTrue(t1.e.toString(), t1.e instanceof SchedService.Timeout);
    assertEmpty(tr.getAcceptedTasks());
  }