///
/// Copyright (c) 2013-2017 Sensus Metering Systems
///
using System;
using System.Collections.Generic;
using System.Text;
using log4net;
using TBF.BenchControl;
using TBF.Boxes;
using TBF.Resources;
using TBF.UiBridge;

namespace TBF.BenchControl.TestMethods.FlyingStartMassCollection
{
	public class FlyingStartMassCollectionSeq : Sequences.SequenceBase
    {
		private static readonly ILog log = LogManager.GetLogger(typeof(FlyingStartMassCollectionSeq));

		/// <summary>
		/// Flying start mass collection method sequence
		/// </summary>
		/// <param name="test">Test entity</param>
		/// <returns>
		///		Event.Done . . . . . . . OK
		///		Event.UiCmdStop  . . . . Stopped by the user using the on-screen button STOP
		///		Event.OpArgumentError  . Target flow is out of range
		///		Event.Error  . . . . . . Unspecified error
		/// </returns>
		public IList<Event> Execute(Config.Entities.Test test, bool outerLoopMode, int outerLoopCounter,
									Compound.CombinedTestParams compoundTestParams,
									HeatMeters.TestParams heatMetersTestParams,
									Config.Entities.DebugMode debugLevel)
		{
			IList<Event> e = new List<Event>();             /// Events from currently running operations
			Event retVal = Event.Done;
			checkUiOp = new Operations.CheckUIOp(true);     /// Runs in more then one state

			if (debugLevel == Config.Entities.DebugMode.Simulate)
			{
				///
				/// Test method simulation
				/// 
				TestProgressEventArgs.SetEstimatedTimes(new int[] { 0, 0, 0, 30, 0, 30, 0, 0 } );
				Bridge.OnTestProgress(this, new TestProgressEventArgs(test, Config.Entities.Progress.JustStarted));
				Bridge.OnTestProgress(this, new TestProgressEventArgs(test, Config.Entities.Progress.FlowSetting));

				if (compoundTestParams != null)
				{
					if (test.Name.ToLower().Contains("nok")) MakeSimulatedCompound(test.Name, 1, 1, 0, 4.7f, 0.9f);
					else									 MakeSimulatedCompound(test.Name, 1, 1, 0, 0.7f, 1.0f);
				}
                else if (heatMetersTestParams != null)
                {
                    MakeSimulatedHeatMeters(test.Name, 1, 1, 0, 1.5f, 1000000, heatMetersTestParams.ErrorLimitLo, heatMetersTestParams.ErrorLimitHi, heatMetersTestParams.EvaluateVolume);
                }
                else
                {
                    float errorPctBase = -1.0f;
				    if (test.Name.ToLower().Contains("q3")) errorPctBase = -0.5f;
                    else if (test.Name.ToLower().Contains("q2")) errorPctBase = 0.5f;
                    else if (test.Name.ToLower().Contains("q1")) errorPctBase = -5.1f;

                    if (outerLoopMode)
                    {
                        MakeSimulated(test.Name, test.Repeats, outerLoopCounter, 0, errorPctBase + outerLoopCounter * 0.1f);
                    }
                    else
                    {
                        for (int i = 1; i <= test.Repeats; i++) MakeSimulated(test.Name, test.Repeats, i, 0, i * 0.1f);
                    }
                }

				Bridge.OnTestProgress(this, new TestProgressEventArgs(test, Config.Entities.Progress.Completed));
				Bridge.OnTestCompleted(this, new TestCompletedEventArgs(test.Name, BatchRslts.GetTestRslt(Results.Utils.GetTestName(test.Name, 1, 1), 0)));
				allResults.Info(TestResult2CsvLine(test.Name, 0));	/// Append the results to the CSV-file

				for (int i = 0; i < Config.Data.WMsCount; i++)
				{
					TestMethods.iPerlCommunication.iPerlHead.IperlHead iPerl = ((sensPath.RegisterReaders != null) && (i < sensPath.RegisterReaders.Length))
														   					 ? (sensPath.RegisterReaders[i] as TestMethods.iPerlCommunication.iPerlHead.IperlHead)
														   					 : null;
						if (iPerl != null)
					{
						/// TODO: Reimplement
						//iPerl.LastTestResult = meterRslt;		/// Save this water meter test result to iPerl WM
						iPerl.NominalTestFlowLph = 500.0 * (double)(test.Qfrom + test.Qto);	/// Ave. + convert to liter/hour
					}
				}

				//------------------------------------------------
				Bridge.OnActivity(this, string.Format("{0} Simulation", test.Name));
				//------------------------------------------------

				State.Create(string.Format("{0}({1}) : Simulation", test.Method, test.Name))
					.AddOperation(checkUiOp)
					.EnterState();
				e = StateMachine.WaitRunDevsRunOps();

				if (TestAndLogUiCmdStop(test, e)) retVal = Event.UiCmdStop;

				/// Create a list with one item 'retVal' (default is Event.Done) and return it
				IList<Event> retListSim = new List<Event>(1);
				retListSim.Add(retVal);
				return retListSim;
			}


			Elde.ControlBoardDev cBrd = StateMachine.ControlBoard;
			processDataLoggingOp = new TBF.BenchControl.Operations.ProcessDataLoggingOp(processDataLogger, this, heatMetersTestParams != null);

            LtrPerRefPulse = outPath.FlowMeter.LtrPerPulse;
			int totalPulses = (int)(test.Volume / LtrPerRefPulse + 0.5f);

			int repetitionNr = outerLoopMode ? outerLoopCounter : 1;                 /// First test: repetitionNr = 1


			if (test.Volume > outPath.Scale.Capacity * Constants.TankFullFactor)
			{
				Bridge.OnError(this, Strings.Test_volume_exceeds_the_scale_capacity);
				retVal = Event.UiCmdStop;
				goto stopTestWOTransitionAfter;
			}


			//====================================
			// Transition or SetRoute - Start
			//====================================
			switch (Transition(transitionBefore, TransitionContext.BeforeTest))
			{
				case Event.Error:		{ retVal = Event.Error;		goto stopTest; }
				case Event.UiCmdStop:	{ retVal = Event.UiCmdStop; goto stopTest; }
			}

		//====================================
        loop:
			/// Start the test, initialize test results
			Bridge.OnTestSelected(this, new TestSelectedEventArgs(test, repetitionNr, inPath, benchPath, outPath, sensPath, totalPulses));
			string testName = Results.Utils.GetTestName(test.Name, test.Repeats, repetitionNr);
			TestStartTime = DateTime.Now;
			TestProgressEventArgs.SetEstimatedTimes(new int[] { 1, 1, 1, 30, 0, Convert.ToInt32(test.TstTime) + 15, 0, 0 });   /// start, transition, flow detection, flow setting, aborted, test, transition, end
			Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.JustStarted));


            //------------------------------------------------
            Bridge.OnActivity(this, Strings.Checking_tank_capacity);
            //------------------------------------------------
            bool drainTheTank = test.DoDraining;

            if (!drainTheTank)		/// If condition met => skip measuring and force emptying
            {
                ///
                /// Measure the weight and skip emptying if there is enough room in the tank
                ///
                State.Create(string.Format("{0}({1}) : Checking available tank capacity", test.Method, test.Name))
                    .AddOperation(checkUiOp)
                    .AddOperation(outPath.Scale.ReadMassOp(ref Mass))
                    .EnterState();
                do
                {
                    e = StateMachine.WaitRunDevsRunOps();
                    if (e.Contains(Event.Error))        { retVal = Event.Error; goto stopTest; }
                    if (TestAndLogUiCmdStop(test, e))   { retVal = Event.UiCmdStop; goto stopTest; }
                }
                while (!e.Contains(Event.BalanceDone));

                double estimatedEndMass = Mass.Val + test.Volume;
                if (estimatedEndMass >= outPath.Scale.Capacity * Constants.TankFullFactor)
                {
                    drainTheTank = true;
                }
            }
            ///
            if (drainTheTank)
            {
#if BERLIN
				switch (DrainTheTank(outPath.Scale.DrainValve, outPath.Scale))
                {
                    case Event.Error:       { retVal = Event.Error;		goto stopTest; }
                    case Event.UiCmdStop:   { retVal = Event.UiCmdStop; goto stopTest; }
                }

				drainTheTank = false;
#else
				State.Create(string.Format("{0}({1}) : Open the drain valve", test.Method, test.Name))
                    .AddOperation(checkUiOp)
                    .AddOperation(StateMachine.ControlBoard.SetValvesOp(outPath.Scale.DrainValve, null))
                    .EnterState();
                do
                {
                    e = StateMachine.WaitRunDevsRunOps();
                    if (e.Contains(Event.Error))        { retVal = Event.Error;		goto stopTest; }
                    if (TestAndLogUiCmdStop(test, e))   { retVal = Event.UiCmdStop; goto stopTest; }
                }
                while (e.Contains(Event.ValvesBusy));
#endif
            }


			///
			/// Optionally display prompt to emerge temperature meters to appropriate baths for heat meters test
			///
			IOperation heatMetersPromptOp = null;
			if (heatMetersTestParams != null && !string.IsNullOrEmpty(heatMetersTestParams.Prompt))
			{
				/// Make sure the CycleBeginForm is closed
				if (UIFlowControl.Stop == WaitBeginFormClosed()) goto stopTest;

				heatMetersPromptOp = new Operations.MessageBoxOp(heatMetersTestParams.Prompt);
			}


            //------------------------------------------------
            Bridge.OnActivity(this, Strings.Starting_the_pump);
            //------------------------------------------------

			Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));
			int flowSetTime0 = StateMachine.Time;

			if (inPath.Pump is GenericDevices.IPumpFM) (inPath.Pump as GenericDevices.IPumpFM).TurnOn(test.PumpPower);
            ///
            State.Create(string.Format("{0}({1}) : Starting the pump", test.Method, test.Name))
                .AddOperation(checkUiOp)
                .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
//                .AddOperation(new Operations.SetAllRegulValvesOp(inPath.RegulValves, inPath.RegulValvesPct, 60))
				.AddOperation(heatMetersPromptOp)
                .AddOperation(inPath.Pump != null ? cBrd.SetValvesOp(inPath.Pump, null) : null)
                .EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                Bridge.OnProcessData(this, new ProcessDataEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));
                Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));

                if (TestAndLogUiCmdStop(test, e)) { retVal = Event.UiCmdStop; goto stopTest; }
                if (e.Contains(Event.Error)) { retVal = Event.Error; goto stopTest; }
            }
            while (e.Contains(Event.ValvesBusy) /* || !e.Contains(Event.AllPositionsReached)*/);


            if (test.TimePump2StartV > 0)
            {
                State.Create(string.Format("{0}({1}) : Waiting after the pump started", test.Method, test.Name))
                    .AddOperation(checkUiOp)
                    .AddOperation(new Operations.TimerOp(test.TimePump2StartV))
                    .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
					.AddOperation(heatMetersPromptOp)
					.EnterState();
                do
                {
                    e = StateMachine.WaitRunDevsRunOps();
                    Bridge.OnProcessData(this, new ProcessDataEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));
                    Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));

                    if (TestAndLogUiCmdStop(test, e)) { retVal = Event.UiCmdStop; goto stopTest; }
                }
                while (!e.Contains(Event.TimerExpired));
            }


            if (benchPath.StopBFValve != null)
            {
                State.Create(string.Format("{0}({1}) : Opening the stop backflow valve", test.Method, test.Name))
                    .AddOperation(checkUiOp)
                    .AddOperation(StateMachine.ControlBoard.SetValvesOp(benchPath.StopBFValve, null))
                    .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
					.AddOperation(heatMetersPromptOp)
					.EnterState();
                do
                {
                    e = StateMachine.WaitRunDevsRunOps();
                    if (TestAndLogUiCmdStop(test, e))   { retVal = Event.UiCmdStop; goto stopTest; }
                    if (e.Contains(Event.Error))        { retVal = Event.Error; goto stopTest; }
                }
                while (!e.Contains(Event.ValvesSet));
            }


            if (test.TimeBeforeFlow > 0)
            {
                State.Create(string.Format("{0}({1}) : Waiting before flow setting process starts", test.Method, test.Name))
                    .AddOperation(checkUiOp)
                    .AddOperation(new Operations.TimerOp(test.TimeBeforeFlow))
                    .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
					.AddOperation(heatMetersPromptOp)
					.EnterState();
                do
                {
                    e = StateMachine.WaitRunDevsRunOps();
                    Bridge.OnProcessData(this, new ProcessDataEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));
                    Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));

                    if (TestAndLogUiCmdStop(test, e)) { retVal = Event.UiCmdStop; goto stopTest; }
                }
                while (!e.Contains(Event.TimerExpired));
            }


        setting_flow:

            //------------------------------------------------
            Bridge.OnActivity(this, Strings.Setting_the_flow);
            //------------------------------------------------
            State.Create(string.Format("{0}({1}) : Setting the flow", test.Method, test.Name))
                .AddOperation(checkUiOp)
                .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
                .AddOperation(outPath.RegulValve.SetFlowOp(outPath.FlowMeter, test.Qfrom, test.Qto, outPath.PidCoef, RefFlow, 990))    /// timeout = 16.5 min.
				.AddOperation(heatMetersPromptOp)
				.EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                Bridge.OnProcessData(this, new ProcessDataEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));
                Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.FlowSetting));

                if (e.Contains(Event.OpArgumentError))  { retVal = Event.OpArgumentError; goto stopTest; }
                if (TestAndLogUiCmdStop(test, e))       { retVal = Event.UiCmdStop; goto stopTest; }
                if (e.Contains(Event.RegulValveTimeOut))
                {
                    Bridge.OnError(this, Strings.Timeout);
                    retVal = Event.Done;
                    goto stopTest;
                }
                if (e.Contains(Event.Next)) goto flow_set;
            }
            while (!e.Contains(Event.FlowReached));

        flow_set:

            int flowSetTime = StateMachine.Time - flowSetTime0;
            double currentFlow = RefFlow.Val;

            if (heatMetersTestParams != null && heatMetersPath != null)
            {
                //---------------------------------------------------
                Bridge.OnActivity(this, Strings.Setting_temperature);
                //---------------------------------------------------

                int lastTimeSec = StateMachine.Time;
                double Tw_last = 0;
                double Tc_last = 0;

				State.Create(string.Format("{0}({1}) : Check temperature stabilized.", test.Method, test.Name))
                    .AddOperation(checkUiOp)
                    .AddOperation(heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1))
                    .AddOperation(heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2))
                    .AddOperation(heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1))
                    .AddOperation(heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2))
					.AddOperation(heatMetersPromptOp)
					.EnterState();
                do
                {
                    e = StateMachine.WaitRunDevsRunOps();
                    if (TestAndLogUiCmdStop(test, e)) { retVal = Event.UiCmdStop; goto stopTest; }
                    if (e.Contains(Event.Next)) goto temperature_set;

                    if (TempRefHi1.Val != 0 && TempRefHi2.Val != 0 && TempRefLo1.Val != 0 && TempRefLo2.Val != 0)
                    {
                        if (StateMachine.Time - lastTimeSec > 10 || StateMachine.Time - lastTimeSec < 0)
                        {
                            double Tw = (TempRefHi1.Val + TempRefHi2.Val) / 2;
                            double Tc = (TempRefLo1.Val + TempRefLo2.Val) / 2;
                            if (heatMetersTestParams.TempWarmLo <= Tw && Tw <= heatMetersTestParams.TempWarmHi &&
                                heatMetersTestParams.TempColdLo <= Tc && Tc <= heatMetersTestParams.TempColdHi &&
                                Math.Abs(Tw - Tw_last) <= heatMetersTestParams.ChangeInTimeWarm &&
                                Math.Abs(Tc - Tc_last) <= heatMetersTestParams.ChangeInTimeCold &&
                                Math.Abs(TempRefHi1.Val - TempRefHi2.Val) <= heatMetersTestParams.DeltaTempWarm &&
                                Math.Abs(TempRefLo1.Val - TempRefLo2.Val) <= heatMetersTestParams.DeltaTempCold)
                            {
                                goto temperature_set;
                            }

                            lastTimeSec = StateMachine.Time;
                            Tw_last = Tw;
                            Tc_last = Tc;
                        }
                    }
                }
                while (true);
            }
			else if (test.DoControlWaterTemp && benchPath.TempMtrUp != null && benchPath.TempMtrDown != null)
			{
				//---------------------------------------------------
				Bridge.OnActivity(this, Strings.Setting_temperature);
				//---------------------------------------------------

				State.Create(string.Format("{0}({1}) : Wait until the water temperature is within limits", test.Method, test.Name))
					 .AddOperation(checkUiOp)
					 .AddOperation(benchPath.TempMtrUp.ReadTempOp(ref TempUp))
					 .AddOperation(benchPath.TempMtrDown.ReadTempOp(ref TempDown))
					 .EnterState();
				do
				{
					e = StateMachine.WaitRunDevsRunOps();
					if (TestAndLogUiCmdStop(test, e)) { retVal = Event.UiCmdStop; goto stopTest; }
					if (e.Contains(Event.Next)) goto temperature_set;

					if (TempUp.Val   >= test.TempLimLo && TempUp.Val   <= test.TempLimHi &&
						TempDown.Val >= test.TempLimLo && TempDown.Val <= test.TempLimHi)
					{
						goto temperature_set;
					}
				}
				while (true);
			}

        temperature_set:


            ///
			/// Prepare cameras, ROI-s and measurementOperations
			///

			/// Find successfully detected ROI-s
			IList<GenericDevices.IRoi> rois = new List<GenericDevices.IRoi>();
			foreach (var rr in sensPath.RegisterReaders)
			{
				GenericDevices.IRoi roi = rr as GenericDevices.IRoi;
				if (roi != null && roi.Detected)
				{
					rois.Add(roi);
				}
			}

			/// Find cameras
			IList<GenericDevices.ICamera> cameras = new List<GenericDevices.ICamera>();
            foreach (var roi in rois)
            {
				if (roi.Camera != null && !cameras.Contains(roi.Camera))
				{
					cameras.Add(roi.Camera);
					roi.Camera.ClearRoiParams();
				}
            }

			/// Register ROI-parameters to cameras
			foreach (var roi in rois) roi.RegisterRoiToCamera();

			/// Prepare measurementOperations
			IList<IOperation> measureOperations = new List<IOperation>();
			foreach (var camera in cameras) measureOperations.Add(camera.MeasurementOp());


			if (drainTheTank)
			{
				//------------------------------------------------
				Bridge.OnActivity(this, Strings.Closing_the_tank);
				//------------------------------------------------

				///
				/// Make sure tank draining completed
				///
				IList<IOperation> extraOps = new List<IOperation>();
				if (heatMetersPath != null)
				{
					extraOps.Add(heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1));
					extraOps.Add(heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2));
					extraOps.Add(heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1));
					extraOps.Add(heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2));
				}
				switch (DrainTheTank(outPath.Scale.DrainValve, outPath.Scale, extraOps))
				{
					case Event.Error: { retVal = Event.Error; goto stopTest; }
					case Event.UiCmdStop: { retVal = Event.UiCmdStop; goto stopTest; }
				}

				drainTheTank = false;
			}
			else
			{
				/// Close the drain valve anyway
				State.Create(string.Format("{0}({1}) : Close the drain valve", test.Method, test.Name))
					 .AddOperation(checkUiOp)
					 .AddOperation(StateMachine.ControlBoard.SetValvesOp(null, outPath.Scale.DrainValve))
					 .EnterState();
				do
				{
					e = StateMachine.WaitRunDevsRunOps();
					if (e.Contains(Event.Error))	  { retVal = Event.Error; goto stopTest;	 }
					if (TestAndLogUiCmdStop(test, e)) { retVal = Event.UiCmdStop; goto stopTest; }
				}
				while (e.Contains(Event.ValvesBusy));
			}


			if (test.TimeFlow2Mass > 0)
			{
				State.Create(string.Format("{0}({1}) : Waiting before 1st mass measurement", test.Method, test.Name))
					.AddOperation(checkUiOp)
					.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1))
					.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2))
					.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1))
					.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2))
					.AddOperation(cBrd.UpdateTankWeightOp())
					.AddOperation(new Operations.TimerOp(test.TimeFlow2Mass))
					.EnterState();
				do
				{
					e = StateMachine.WaitRunDevsRunOps();
					if (e.Contains(Event.Error))     { retVal = Event.Error; goto stopTest; }
					if (TestAndLogUiCmdStop(test,e)) { retVal = Event.UiCmdStop; goto stopTest; }
				}
				while (!e.Contains(Event.TimerExpired));
			}


			//------------------------------------------------
			Bridge.OnActivity(this, Strings.Measuring_the_weight);
			//------------------------------------------------

            LogProcessDataTestInfo(processDataLogger, test.Procedure.Name, test.Name);

			if (heatMetersPath == null) LogProcessDataHeader(processDataLogger, "Start mass");
			else LogProcessDataHeaderHeatMeters(processDataLogger, "Start mass");
    
			State.Create(string.Format("{0}({1}) : Measuring the start mass", test.Method, test.Name))
				.AddOperation(checkUiOp)
				.AddOperations(measureOperations)
				.AddOperation(benchPath.TempMtrUp     == null ? null : benchPath.TempMtrUp.ReadTempOp(ref TempUp))
				.AddOperation(benchPath.TempMtrDown   == null ? null : benchPath.TempMtrDown.ReadTempOp(ref TempDown))
				.AddOperation(outPath.TempDiv         == null ? null : outPath.TempDiv.ReadTempOp(ref TempDiv))
				.AddOperation(benchPath.PressMtrUp    == null ? null : benchPath.PressMtrUp.ReadPressureOp(ref PressUp))
				.AddOperation(benchPath.PressMtrDown  == null ? null : benchPath.PressMtrDown.ReadPressureOp(ref PressDown))
				.AddOperation(benchPath.PressMtrDelta == null ? null : benchPath.PressMtrDelta.ReadPressureOp(ref PressDelta))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2))
				.AddOperation((StateMachine.Ambient != null)
                                ? StateMachine.Ambient.ReadAmbientOp(AmbTemp, AmbPress, AmbHumi) : null)
                .AddOperation(outPath.Scale.ReadStableMassOp(ref StartMass, test.MassRepeats, test.MassSpread, test.MassMethod))
                .AddOperation(cBrd.UpdateTankWeightOp())
                .AddOperation(processDataLoggingOp)
                .EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
				if (e.Contains(Event.Error))	 { retVal = Event.Error;	 goto stopTest; }
				if (TestAndLogUiCmdStop(test,e)) { retVal = Event.UiCmdStop; goto stopTest; }
			}
			while (!e.Contains(Event.BalanceDone));

            log.WarnFormat("Start mass = {0}kg", StartMass);
            Mass.Val = StartMass.Val;


			if (heatMetersPath == null) LogProcessDataHeader(processDataLogger, "Measurement");
			else LogProcessDataHeaderHeatMeters(processDataLogger, "Measurement");

            //------------------------------------------------
            Bridge.OnActivity(this, Strings.Test_in_progress);
            //------------------------------------------------
			State.Create(string.Format("{0}({1}) : Starting the test", test.Method, test.Name))
				.AddOperation(checkUiOp)
				.AddOperations(measureOperations)
				.AddOperation(benchPath.TempMtrUp     == null ? null : benchPath.TempMtrUp.ReadTempOp(ref TempUp))
				.AddOperation(benchPath.TempMtrDown   == null ? null : benchPath.TempMtrDown.ReadTempOp(ref TempDown))
				.AddOperation(outPath.TempDiv         == null ? null : outPath.TempDiv.ReadTempOp(ref TempDiv))
				.AddOperation(benchPath.PressMtrUp    == null ? null : benchPath.PressMtrUp.ReadPressureOp(ref PressUp))
				.AddOperation(benchPath.PressMtrDown  == null ? null : benchPath.PressMtrDown.ReadPressureOp(ref PressDown))
				.AddOperation(benchPath.PressMtrDelta == null ? null : benchPath.PressMtrDelta.ReadPressureOp(ref PressDelta))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2))
				.AddOperation((StateMachine.Ambient != null)
								? StateMachine.Ambient.ReadAmbientOp(AmbTemp, AmbPress, AmbHumi) : null)
				.AddOperation(cBrd.UpdateTankWeightOp())
				.AddOperation(processDataLoggingOp)
				.AddOperation(cBrd.StartMeasurementOp(outPath, Elde.TestMethods.Diverter | Elde.TestMethods.Synchro,
													  test.Qfrom, test.Qto, totalPulses, (float)test.TolerRed))
				.EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
				if (e.Contains(Event.Error))	 { retVal = Event.Error;	 goto stopTest; }
				if (TestAndLogUiCmdStop(test,e)) { retVal = Event.UiCmdStop; goto stopTest; }
			}
			while (!e.Contains(Event.MeasurementStarted));


            foreach (var rr in sensPath.RegisterReaders)
            {
				if (rr is TestMethods.iPerlCommunication.iPerlHead.IperlHead)
				{
					(rr as TestMethods.iPerlCommunication.iPerlHead.IperlHead).TestName = test.Name;
				}
			}


			/// Measurement loop - preparation
            readRegistersOp = new Operations.ReadMoreRegistersOp(sensPath.RegisterReaders);

			int estimtdEndTime = StateMachine.Time + (int)test.TstTime;
			ClearAllStatistics(StateMachine.Time);

            /// Measurement loop - begin
			State.Create(string.Format("{0}({1}) : Reading watermeters", test.Method, test.Name))
                .AddOperation(checkUiOp)
                .AddOperations(measureOperations)
                .AddOperation(readRegistersOp)
				.AddOperation(benchPath.TempMtrUp     == null ? null : benchPath.TempMtrUp.ReadTempOp(ref TempUp))
				.AddOperation(benchPath.TempMtrDown   == null ? null : benchPath.TempMtrDown.ReadTempOp(ref TempDown))
				.AddOperation(outPath.TempDiv         == null ? null : outPath.TempDiv.ReadTempOp(ref TempDiv))
				.AddOperation(benchPath.PressMtrUp    == null ? null : benchPath.PressMtrUp.ReadPressureOp(ref PressUp))
				.AddOperation(benchPath.PressMtrDown  == null ? null : benchPath.PressMtrDown.ReadPressureOp(ref PressDown))
				.AddOperation(benchPath.PressMtrDelta == null ? null : benchPath.PressMtrDelta.ReadPressureOp(ref PressDelta))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2))
				.AddOperation(outPath.Scale.ReadMassOp(ref Mass))
                .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
				.AddOperation((StateMachine.Ambient != null)
								? StateMachine.Ambient.ReadAmbientOp(AmbTemp, AmbPress, AmbHumi)
								: null)
                .AddOperation(cBrd.QueryMeasurementEndOp())
                .AddOperation(processDataLoggingOp)
                .EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                if (e.Contains(Event.Error))        { retVal = Event.Error;     goto stopTest; }
                if (TestAndLogUiCmdStop(test, e))   { retVal = Event.UiCmdStop; goto stopTest; }
                if (e.Contains(Event.MeasurementCompleted)) goto test_completed;

                //------------------------------------------------
                int remainingTime = Math.Max(estimtdEndTime - StateMachine.Time, 0);
				if (remainingTime > 60)
				{
					Bridge.OnActivity(this, string.Format("{0} ... {1} {2} {3} {4}", Strings.Test_in_progress, remainingTime / 60, "min", remainingTime % 60, Strings.sec));
				}
				else
				{
					Bridge.OnActivity(this, string.Format("{0} ... {1} s", Strings.Test_in_progress, remainingTime));
				}
                //------------------------------------------------

				RefFreq.Val = cBrd.ReferenceFreq;
                RefFlow.Val = cBrd.ReferenceFlow;

				UpdateAllStatistics(StateMachine.Time);

                if (heatMetersTestParams != null)
                {
                    if (lastEnergyUpdateTime == 0)
                    {
                        lastEnergyUpdateTime = StateMachine.Time;
                    }
                    else
                    {
                        //double deltaTime = (double)(StateMachine.Time - lastEnergyUpdateTime);
						double T_in = (TempRefHi1.Val + TempRefHi2.Val) / 2;	/// [°C]
						double T_out = (TempRefLo1.Val + TempRefLo2.Val) / 2;	/// [°C]
                        double deltaVolume = LtrPerRefPulse * RefPulsesDelta;	                                                                                                    /// [l]
                        double deltaEnergy = (0.001 * deltaVolume) * (T_in - T_out) * Formulas.HeatCoefficientWater(16, T_in, T_out, heatMetersTestParams.FlowMeasuredAtHiTempPipe);  /// [J] = [m3] * [K] * [J/(m3 K)]
                        Energy.Update(deltaEnergy);
                        VolumeForEnergy.Update(deltaVolume);
                        lastEnergyUpdateTime = StateMachine.Time;
                    }
                }

				Bridge.OnProcessData(this, new ProcessDataEventArgs(test, repetitionNr, Config.Entities.Progress.Test));
				Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.Test));
			}
            while (!e.Contains(Event.Next));	/// 'Next' button can be used in Debug version

            /// Measurement loop - end

        test_completed:

			///
			/// Water is stopped immediately after the test and before the 2nd mass measurement in case;
			///  - no 'transition sequence after test' is used
			///  - this is the last (or the only) test repetition or test is a part of an 'outer loop'
			///
			if (transitionAfter == null && (outerLoopMode || repetitionNr == test.Repeats))
			{
				switch (Transition(transitionAfter, TransitionContext.AfterTest))
				{
					case Event.Error:		{ retVal = Event.Error;		goto stopTest; }
					case Event.UiCmdStop:	{ retVal = Event.UiCmdStop; goto stopTest; }
				}
			}

			//------------------------------------------------
			Bridge.OnActivity(this, Strings.Measuring_the_weight);
			//------------------------------------------------
			State.Create(string.Format("{0}({1}) : Waiting before the 2nd mass measurement", test.Method, test.Name))
                .AddOperation(checkUiOp)
				.AddOperation(benchPath.TempMtrUp     == null ? null : benchPath.TempMtrUp.ReadTempOp(ref TempUp))
				.AddOperation(benchPath.TempMtrDown   == null ? null : benchPath.TempMtrDown.ReadTempOp(ref TempDown))
				.AddOperation(outPath.TempDiv         == null ? null : outPath.TempDiv.ReadTempOp(ref TempDiv))
				.AddOperation(benchPath.PressMtrUp    == null ? null : benchPath.PressMtrUp.ReadPressureOp(ref PressUp))
				.AddOperation(benchPath.PressMtrDown  == null ? null : benchPath.PressMtrDown.ReadPressureOp(ref PressDown))
				.AddOperation(benchPath.PressMtrDelta == null ? null : benchPath.PressMtrDelta.ReadPressureOp(ref PressDelta))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2))
                .AddOperation((StateMachine.Ambient != null)
                                ? StateMachine.Ambient.ReadAmbientOp(AmbTemp, AmbPress, AmbHumi) : null)
                .AddOperation(outPath.Scale.ReadMassOp(ref Mass))
                .AddOperation(cBrd.UpdateTankWeightOp())
                .AddOperation(processDataLoggingOp)
                .AddOperation(new Operations.TimerOp(test.TimeStop2Mass))
                .EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                if (e.Contains(Event.Error))     { retVal = Event.Error;     goto stopTest; }
                if (TestAndLogUiCmdStop(test,e)) { retVal = Event.UiCmdStop; goto stopTest; }
            }
            while (!e.Contains(Event.TimerExpired) || !e.Contains(Event.BalanceDone));


			if (heatMetersPath == null) LogProcessDataHeader(processDataLogger, "End mass");
			else LogProcessDataHeaderHeatMeters(processDataLogger, "End mass");

            State.Create(string.Format("{0}({1}) : Measuring the end mass", test.Method, test.Name))
				.AddOperation(checkUiOp)
				.AddOperation(benchPath.TempMtrUp     == null ? null : benchPath.TempMtrUp.ReadTempOp(ref TempUp))
				.AddOperation(benchPath.TempMtrDown   == null ? null : benchPath.TempMtrDown.ReadTempOp(ref TempDown))
				.AddOperation(outPath.TempDiv         == null ? null : outPath.TempDiv.ReadTempOp(ref TempDiv))
				.AddOperation(benchPath.PressMtrUp    == null ? null : benchPath.PressMtrUp.ReadPressureOp(ref PressUp))
				.AddOperation(benchPath.PressMtrDown  == null ? null : benchPath.PressMtrDown.ReadPressureOp(ref PressDown))
				.AddOperation(benchPath.PressMtrDelta == null ? null : benchPath.PressMtrDelta.ReadPressureOp(ref PressDelta))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefHi1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefHi2))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefLo1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefLo2))
                .AddOperation((StateMachine.Ambient != null)
                                ? StateMachine.Ambient.ReadAmbientOp(AmbTemp, AmbPress, AmbHumi) : null)
                .AddOperation(outPath.Scale.ReadStableMassOp(ref EndMass, test.MassRepeats, test.MassSpread, test.MassMethod))
                .AddOperation(cBrd.UpdateTankWeightOp())
                .AddOperation(processDataLoggingOp)
                .EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
				if (e.Contains(Event.Error))	 { retVal = Event.Error;	 goto stopTest; }
				if (TestAndLogUiCmdStop(test,e)) { retVal = Event.UiCmdStop; goto stopTest; }
			}
			while (!e.Contains(Event.BalanceDone));
            ///
			log.WarnFormat("End mass = {0}kg", EndMass);
			TestEndTime = DateTime.Now;

			//------------------------------------------------
			Bridge.OnActivity(this, Strings.Test_completed);
			//------------------------------------------------

			/// Make sure the CycleBeginForm is closed so that water meter data (s/n) can be copied into results
			if (heatMetersPromptOp == null)
			{
				if (UIFlowControl.Stop == WaitBeginFormClosed()) goto stopTest;
			}

			///
			/// Populate TestResult data entity with data
			/// 
			Results.Entities.TestRslt tstRslt = BatchRslts.GetTestRslt(testName, test.Part);

			if (tstRslt != null)
			{
                UpdateTempPressDensAmb(tstRslt);

				/// Main results
				tstRslt.StartTime    = TestStartTime;
				tstRslt.EndTime      = TestEndTime;
				tstRslt.FlowSetTime  = flowSetTime;
				tstRslt.TestTime     = cBrd.TTime;							/// [s] measurement time
				tstRslt.PulsesMaster = Convert.ToDouble(cBrd.EtPulses(0));	/// Pulses of the master flow meter (test total)
				tstRslt.MassStartRaw = StartMass.Val;
				tstRslt.MassStart    = Formulas.CorrectedValue(tstRslt.MassStartRaw, outPath.Scale.Corrections);
				tstRslt.MassEndRaw   = EndMass.Val;
				tstRslt.MassEnd      = Formulas.CorrectedValue(tstRslt.MassEndRaw, outPath.Scale.Corrections);
				tstRslt.FlowMass     = 3600.0 * (tstRslt.MassEnd - tstRslt.MassStart) / tstRslt.TestTime;				/// [kg/h]
				tstRslt.FlowVolume   = 3.6 * LtrPerRefPulse * tstRslt.PulsesMaster / tstRslt.TestTime;					/// [m3/h]
				tstRslt.Buoyancy     = Formulas.Buoyancy();
				tstRslt.VolumeCTV    = 1000.0 * tstRslt.Buoyancy * (tstRslt.MassEnd - tstRslt.MassStart) / tstRslt.DensityOut;	/// [l] 1000.0f is because density is in [kg/m3]
				tstRslt.VolumeMaster = LtrPerRefPulse * tstRslt.PulsesMaster;											/// [l] volume from the master flow meter
				tstRslt.ConstMaster  = LtrPerRefPulse * tstRslt.VolumeCTV / tstRslt.VolumeMaster;						/// Corrected master pulses per liter
				tstRslt.ErrorMaster  = Formulas.ErrorFromVolumes(tstRslt.VolumeMaster, tstRslt.VolumeCTV);

				tstRslt.FlowMean = (float)RefFlowStat.Average;
                tstRslt.FlowMin = (float)RefFlowStat.Min;
                tstRslt.FlowMax = (float)RefFlowStat.Max;

				if (compoundTestParams != null)
				{
					///
					/// Compound meters
					///
					for (int i = 0; i < BatchRslts.WMPositionsCount; i++)
					{
						if (test.Part != 0 && test.Part != Utils.PartNr(i + 1, BatchRslts.Batch.Compound)) continue;

						Results.Entities.MeterTestRslt mainMeterRslt = BatchRslts.GetMeterTestRslt(testName, i, Config.Entities.CompoundMeterId.CompoundMain);
						Results.Entities.MeterTestRslt auxMeterRslt = BatchRslts.GetMeterTestRslt(testName, i, Config.Entities.CompoundMeterId.CompoundAux);

						for (int isAux = 0; isAux <= 1; isAux++)		/// 0=main, 1=aux
						{
							GenericDevices.IRegisterReader regReader = sensPath.RegisterReaders[2 * i + isAux];
							Results.Entities.MeterTestRslt meterRslt = (isAux == 0) ? mainMeterRslt : auxMeterRslt;

							if (meterRslt != null && regReader != null)
							{
								meterRslt.PulsesPerLiter = regReader.PulsesPerLtr;

								/// Optionally supress pulses from the large water meter
								meterRslt.PulsesMeter = (isAux == 0 && compoundTestParams.SupressTrills) ? 0 : Convert.ToDouble(regReader.WMPulses);
								meterRslt.PulsesMaster = Convert.ToDouble(regReader.WMRefPulses);

								meterRslt.TestTime = tstRslt.TestTime;
								meterRslt.VolumeStart = 0;
								meterRslt.VolumeEnd = 0;
								meterRslt.VolumeRef = tstRslt.VolumeCTV;
								meterRslt.VolumeMeter = meterRslt.PulsesMeter * regReader.LtrsPerPulse;	/// liter

								if (meterRslt.PulsesMaster != 0)
								{
									meterRslt.VolumeMeter *= (tstRslt.PulsesMaster / meterRslt.PulsesMaster);
								}

								meterRslt.Error = Formulas.ErrorFromVolumes(meterRslt.VolumeMeter, tstRslt.VolumeCTV);	/// Main/Aux meter error is not usedfor evaluation
							}
						}

						Results.Entities.MeterTestRslt compoundMeterRslt = BatchRslts.GetMeterTestRslt(testName, i, Config.Entities.CompoundMeterId.Compound);

						if (compoundMeterRslt != null && mainMeterRslt != null && auxMeterRslt != null)
						{
							compoundMeterRslt.VolumeRef = tstRslt.VolumeCTV;
							compoundMeterRslt.VolumeMeter = mainMeterRslt.VolumeMeter + auxMeterRslt.VolumeMeter;
							compoundMeterRslt.PulsesMaster = tstRslt.PulsesMaster;
							compoundMeterRslt.TestTime = tstRslt.TestTime;
							compoundMeterRslt.Error = Formulas.ErrorFromVolumes(compoundMeterRslt.VolumeMeter, compoundMeterRslt.VolumeRef);
							compoundMeterRslt.Passed = (compoundMeterRslt.Error >= test.ErrLimLo + test.Uncertainty)
													&& (compoundMeterRslt.Error <= test.ErrLimHi - test.Uncertainty);
							mainMeterRslt.Passed = auxMeterRslt.Passed = compoundMeterRslt.Passed;
							mainMeterRslt.TestDone = auxMeterRslt.TestDone = compoundMeterRslt.TestDone = true;
                            tstRslt.TestDone = true;
						}
					}
				}
				else if (heatMetersTestParams != null)
				{
                    ///
                    /// Heat meters
                    ///
                    tstRslt.RefEnergy = Energy.Sum * tstRslt.VolumeCTV / VolumeForEnergy.Sum;   /// [J] = [J] * [l] / [l]

					tstRslt.Custom1  = (float)TempRefHiStat.Average;
					tstRslt.Custom2  = (float)TempRefHiStat.First;
					tstRslt.Custom3  = (float)TempRefHiStat.Last;
					tstRslt.Custom4  = (float)TempRefHiStat.Min;
					tstRslt.Custom5  = (float)TempRefHiStat.Max;
					tstRslt.Custom6  = (float)TempRefLoStat.Average;
					tstRslt.Custom7  = (float)TempRefLoStat.First;
					tstRslt.Custom8  = (float)TempRefLoStat.Last;
					tstRslt.Custom9  = (float)TempRefLoStat.Min;
					tstRslt.Custom10 = (float)TempRefLoStat.Max;																								

                    for (int i = 0; i < BatchRslts.WMPositionsCount; i++)
                    {
                        if (test.Part != 0 && test.Part != Utils.PartNr(i + 1, BatchRslts.Batch.Compound)) continue;

                        Results.Entities.MeterTestRslt volumeRslt = BatchRslts.GetMeterTestRslt(testName, i, Config.Entities.CompoundMeterId.HeatMeterVolume);
                        Results.Entities.MeterTestRslt energyRslt = BatchRslts.GetMeterTestRslt(testName, i, Config.Entities.CompoundMeterId.HeatMeterEnergy);

                        BenchControl.GenericDevices.IRegisterReader volumeRegReader =
                            (sensPath.RegisterReaders.Length > 2 * i) ? sensPath.RegisterReaders[2 * i] : null;

                        BenchControl.GenericDevices.IRegisterReader energyRegReader =
                            (sensPath.RegisterReaders.Length > 2 * i + 1) ? sensPath.RegisterReaders[2 * i + 1] : null;

                        if (volumeRslt != null && volumeRegReader != null)
                        {
                            volumeRslt.PulsesPerLiter = volumeRegReader.PulsesPerLtr;                       /// [l ^ -1]
                            volumeRslt.PulsesMeter = Convert.ToDouble(volumeRegReader.WMPulses);
                            volumeRslt.PulsesMaster = Convert.ToDouble(volumeRegReader.WMRefPulses);
                            volumeRslt.VolumeStart = 0;
                            volumeRslt.VolumeEnd = 0;
                            volumeRslt.VolumeMeter = volumeRslt.PulsesMeter * volumeRegReader.LtrsPerPulse;	/// [l]
                            volumeRslt.VolumeRef = volumeRslt.PulsesMaster * tstRslt.ConstMaster;	        /// [l]
                            volumeRslt.TestTime = tstRslt.TestTime;                                         /// [s]

                            volumeRslt.Error = Formulas.ErrorFromVolumes(volumeRslt.VolumeMeter, volumeRslt.VolumeRef);
							volumeRslt.Passed = !heatMetersTestParams.EvaluateVolume ||
												((volumeRslt.Error >= test.ErrLimLo + test.Uncertainty) &&
												 (volumeRslt.Error <= test.ErrLimHi - test.Uncertainty));
                            volumeRslt.TestDone = true;
                            tstRslt.TestDone = true;
                        }

                        if (energyRslt != null && energyRegReader != null)
                        {
                            energyRslt.PulsesPerLiter = energyRegReader.PulsesPerLtr;                       /// [kWh ^ -1]
                            energyRslt.PulsesMeter = Convert.ToDouble(energyRegReader.WMPulses);
                            energyRslt.PulsesMaster = Convert.ToDouble(energyRegReader.WMRefPulses);
                            energyRslt.VolumeStart = 0;
                            energyRslt.VolumeEnd = 0;
							energyRslt.VolumeRef = tstRslt.RefEnergy * (energyRslt.PulsesMaster / tstRslt.PulsesMaster);	                            /// [J]
							energyRslt.VolumeMeter = energyRslt.PulsesMeter * Config.Units.ConvertFrom(Config.Unit.kWh, energyRegReader.LtrsPerPulse);	/// [J]
                            energyRslt.TestTime = tstRslt.TestTime;                                         /// [s]

                            energyRslt.Error = Formulas.ErrorFromVolumes(energyRslt.VolumeMeter, energyRslt.VolumeRef);
							energyRslt.Passed = (energyRslt.Error >= heatMetersTestParams.ErrorLimitLo)
											 && (energyRslt.Error <= heatMetersTestParams.ErrorLimitHi);
                            energyRslt.TestDone = true;
                            tstRslt.TestDone = true;
                        }
                    }
                }
				else
				{
					///
					/// Single meters
					///
					for (int i = 0; i < BatchRslts.WMPositionsCount; i++)
					{
						if (test.Part != 0 && test.Part != Utils.PartNr(i + 1, BatchRslts.Batch.Compound)) continue;

						/// MetersKind.Single meters
						Results.Entities.MeterTestRslt meterRslt = BatchRslts.GetMeterTestRslt(testName, i, Config.Entities.CompoundMeterId.Single);
						GenericDevices.IRegisterReader regReader = sensPath.RegisterReaders[i];
						TestMethods.iPerlCommunication.iPerlHead.IperlHead iPerl = regReader as TestMethods.iPerlCommunication.iPerlHead.IperlHead;
						GenericDevices.IRoi cameraRoi = regReader as GenericDevices.IRoi;

						if (meterRslt != null && regReader != null)
						{
							meterRslt.PulsesPerLiter = regReader.PulsesPerLtr;
							meterRslt.PulsesMeter = Convert.ToDouble(regReader.WMPulses);
							meterRslt.PulsesMaster = Convert.ToDouble(regReader.WMRefPulses);

							if (iPerl != null)
							{
								meterRslt.TimestampStart = iPerl.TimestampSecStart;
								meterRslt.TimestampEnd = iPerl.NoSamples ? (iPerl.TimestampSecStart + tstRslt.TestTime) : iPerl.TimestampSecEnd;
								meterRslt.TestTime = iPerl.NoSamples ? tstRslt.TestTime : (meterRslt.TimestampEnd - meterRslt.TimestampStart);
								meterRslt.VolumeStart = iPerl.VolumeLtrStart;        /// liter
								meterRslt.VolumeEnd = iPerl.VolumeLtrEnd;          /// liter
								meterRslt.VolumeMeter = Math.Abs(iPerl.VolumeLtrEnd - iPerl.VolumeLtrStart);
								meterRslt.VolumeRef = tstRslt.VolumeCTV * meterRslt.TestTime / tstRslt.TestTime;
								iPerl.VolumeLtrRef = meterRslt.VolumeRef;
#if IPERL
								meterRslt.WaterMeter.CalibFactor = (iPerl.CalibrationStruct != null) ? iPerl.CalibrationStruct.Calibration : 0;
                                meterRslt.WaterMeter.Q2Correction = iPerl.Q2Correction;
                                meterRslt.WaterMeter.Q2CorrRFlow = iPerl.Q2CorrRFlow;
                                meterRslt.WaterMeter.Q2CorrLFlow = iPerl.Q2CorrLFlow;
#endif
								iPerl.LastTestResult2 = iPerl.LastTestResult;							/// Save shift previous test result
								iPerl.LastTestResult = meterRslt;										/// Save this test result
								iPerl.NominalTestFlowLph = 500.0 * (test.Qfrom + test.Qto);				/// Ave. + convert to liter/hour
							}
							else if (cameraRoi != null)
							{
								meterRslt.TimestampStart = cameraRoi.TimestampStart;					/// second
								meterRslt.TimestampEnd = cameraRoi.TimestampEnd;						/// second
								meterRslt.TestTime = cameraRoi.TimestampEnd - cameraRoi.TimestampStart;	/// second

								meterRslt.VolumeStart = cameraRoi.VolumeStart;							/// liter
								meterRslt.VolumeEnd = cameraRoi.VolumeEnd;								/// liter
								meterRslt.VolumeMeter = cameraRoi.VolumeEnd - cameraRoi.VolumeStart;	/// liter
 
								meterRslt.VolumeRef = tstRslt.VolumeCTV * meterRslt.TestTime / tstRslt.TestTime;
							}
							else
							{
								meterRslt.TestTime = tstRslt.TestTime;									/// TODO: Malo by sa citat z dosky
								meterRslt.VolumeStart = 0;												/// liter
								meterRslt.VolumeEnd = 0;												/// liter
								meterRslt.VolumeMeter = meterRslt.PulsesMeter * regReader.LtrsPerPulse;	/// liter
								meterRslt.VolumeRef = meterRslt.PulsesMaster * tstRslt.ConstMaster;	/// liter
							}

							meterRslt.Error = Formulas.ErrorFromVolumes(meterRslt.VolumeMeter, meterRslt.VolumeRef);
							meterRslt.Passed = (meterRslt.Error >= test.ErrLimLo + test.Uncertainty)
											&& (meterRslt.Error <= test.ErrLimHi - test.Uncertainty);
							meterRslt.TestDone = true;
                            tstRslt.TestDone = true;
						}
					}
				}

				tstRslt.Components = Results.Entities.Components.UpdateList(BatchRslts.ComponentsList,
								new Results.Entities.Components((BenchInfo != null) ? BenchInfo.TestBenchId : 1,
																(BenchInfo != null) ? BenchInfo.TestBenchName : "testbench",
																inPath.Pump != null ? inPath.Pump.Name : string.Empty,
																outPath.FlowMeter != null ? outPath.FlowMeter.Name : string.Empty,
																outPath.Scale != null ? outPath.Scale.Name : string.Empty,
																outPath.RegulValve != null ? outPath.RegulValve.Name : string.Empty,
																outPath.Diverter != null ? outPath.Diverter.Name : string.Empty));

				/// Update results
				Bridge.OnTestCompleted(this, new TestCompletedEventArgs(testName, tstRslt));
			}

			Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr, Config.Entities.Progress.TransitionAfter));

			/// Append the results to the CSV-file
			allResults.Info(TestResult2CsvLine(testName, test.Part));

			if (!outerLoopMode && (++repetitionNr <= test.Repeats))
			{
				goto loop;
			}

		stopTest:

			///----------------------///
			///  Quit this sequence  ///
			///----------------------///

			State.Create(string.Format("{0}({1}) : Stopping diverter, gate, etc.", test.Method, test.Name))
				.AddOperation(checkUiOp)
				.AddOperation(cBrd.StopPreviousOp())
				.EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
				if (TestAndLogUiCmdStop(test,e)) { retVal = Event.UiCmdStop; goto stopTest; }
			}
			while (!e.Contains(Event.PreviousStopped));

			/// Transition sequence at the end of test
			/// Prevent overwriting 'retVal' in case it was set to non-default value earlier
			switch (Transition(transitionAfter, (retVal == Event.Done) ? TransitionContext.AfterTest : TransitionContext.Stop))
			{
				case Event.Error:	  { if (retVal == Event.Done) retVal = Event.Error;		break; }
				case Event.UiCmdStop: { if (retVal == Event.Done) retVal = Event.UiCmdStop; break; }
			}

		stopTestWOTransitionAfter:

            Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetitionNr,
                    (retVal == Event.Done) ? Config.Entities.Progress.Completed : Config.Entities.Progress.Aborted));

			/// Create a list with one item 'retVal' (default is Event.Done) and return it
			IList<Event> retList = new List<Event>(1);
			retList.Add(retVal);
			return retList;
		}
    }
}