} finally {
      guard.setSatisfied(true);
      monitor.leave();
      assertFalse(monitor.isOccupiedByCurrentThread());
    }
  }

  private void doWaitScenarioSetUp() {
    switch (scenario) {
      case SATISFIED_BEFORE_WAITING:
        guard.setSatisfied(true);
        break;
      case SATISFIED_WHILE_WAITING:
        guard.setSatisfied(false);