@Override
  public long getCleanTasksDelay() {
    return CANCEL_WORN_OUTS_DELAY;
  }
@Test
  public void getCleanCeTasksDelay_returns_2() {
    assertThat(new CeConfigurationImpl(EMPTY_CONFIGURATION).getCleanTasksDelay())
      .isEqualTo(2L);
    workerCountProvider.set(1);
    assertThat(new CeConfigurationImpl(EMPTY_CONFIGURATION, workerCountProvider).getCleanTasksDelay())
      .isEqualTo(2L);
  }