TEST_F(ModelFixture,AirLoopHVAC_AirLoopHVAC)
{
  Model model = Model();
  OptionalModelObject modelObject;

  AirLoopHVAC airLoopHVAC = AirLoopHVAC(model);
  ASSERT_EQ(airLoopHVAC.iddObject().name(),"OS:AirLoopHVAC");

  OptionalNode supplyInletNode = airLoopHVAC.supplyInletNode();
  OptionalNode demandOutletNode = airLoopHVAC.demandOutletNode();
  std::vector<Node> supplyOutletNodes = airLoopHVAC.supplyOutletNodes();
  std::vector<Node> demandInletNodes = airLoopHVAC.demandInletNodes();

  ASSERT_TRUE( supplyInletNode );
  ASSERT_TRUE( demandOutletNode );
  ASSERT_EQ( unsigned(1), supplyOutletNodes.size() );
  ASSERT_EQ( unsigned(1), demandInletNodes.size() );

  OptionalNode supplyOutletNode = OptionalNode(supplyOutletNodes.front());
  OptionalNode demandInletNode = OptionalNode(demandInletNodes.front());

  modelObject = demandInletNode->outletModelObject();
  ASSERT_TRUE( modelObject );

  OptionalAirLoopHVACZoneSplitter splitter;
  splitter = modelObject->optionalCast<AirLoopHVACZoneSplitter>();
  ASSERT_TRUE( splitter );

  modelObject = splitter->lastOutletModelObject();
  ASSERT_TRUE( modelObject );

  OptionalNode splitterNode;
  splitterNode = modelObject->optionalCast<Node>();
  ASSERT_TRUE( splitterNode );

  modelObject = splitterNode->outletModelObject();
  ASSERT_TRUE(modelObject);

  OptionalAirLoopHVACZoneMixer mixer;
  mixer = modelObject->optionalCast<AirLoopHVACZoneMixer>();
  ASSERT_TRUE( mixer );

  modelObject = mixer->outletModelObject();
  ASSERT_TRUE( modelObject );

  OptionalNode _demandOutletNode;
  _demandOutletNode = modelObject->optionalCast<Node>();
  ASSERT_TRUE( _demandOutletNode );

  modelObject = _demandOutletNode->outletModelObject();
  ASSERT_TRUE( modelObject );

  OptionalAirLoopHVAC _airLoopHVAC;
  _airLoopHVAC = modelObject->optionalCast<AirLoopHVAC>();
  ASSERT_TRUE( _airLoopHVAC );

  ASSERT_EQ("StayOff",_airLoopHVAC->nightCycleControlType());

  ASSERT_TRUE(_airLoopHVAC->setNightCycleControlType("CycleOnAny"));

  ASSERT_TRUE(_airLoopHVAC->setNightCycleControlType("CycleOnAnyZoneFansOnly"));
  ::testing::FLAGS_gtest_death_test_style = "threadsafe";

  ASSERT_EXIT (
    {
      Model m;

      AirLoopHVAC airLoopHVAC(m);

      airLoopHVAC.availabilitySchedule();

      exit(0);
    } ,