Tests: Add DAQZerosDAC

This verifies that we call HW_StopAcq with zeroDAC = 1.

Close #1965

Packages/tests/HardwareBasic/UTF_BasicHardwareTests.ipf

@@ -343,6 +343,50 @@ static Function ChangeStimSetDuringDAQ_REENTRY([str])
 	CheckDAQStopReason(str, DQ_STOP_REASON_FINISHED, sweepNo = 2)
 End
 
+// UTF_TD_GENERATOR DeviceNameGeneratorMD1
+static Function DAQZerosDAC([string str])
+	STRUCT DAQSettings s
+	InitDAQSettingsFromString(s, "MD1_RA0_I0_L0_BKG1"                         + \
+	                             "__HS0_DA0_AD0_CM:IC:_ST:StimulusSetA_DA_0:")
+
+	AcquireData_NG(s, str)
+End
+
+static Function DAQZerosDAC_REENTRY([string str])
+
+	variable deviceID, hardwareType, sweepNo, DAC
+
+	CHECK_EQUAL_VAR(ROVar(GetDataAcqRunMode(str)), DAQ_NOT_RUNNING)
+	CHECK_EQUAL_VAR(ROVar(GetTestpulseRunMode(str)), TEST_PULSE_NOT_RUNNING)
+
+	sweepNo = AFH_GetLastSweepAcquired(str)
+	CHECK_EQUAL_VAR(sweepNo, 0)
+
+	WAVE numericalValues = GetLBNumericalValues(str)
+
+	WAVE/Z DACs = GetLastSetting(numericalValues, sweepNo, "DAC", DATA_ACQUISITION_MODE)
+	CHECK_WAVE(DACs, NUMERIC_WAVE)
+	WAVE/Z indizes = FindIndizes(DACs, prop = PROP_NON_EMPTY)
+	CHECK_WAVE(indizes, NUMERIC_WAVE)
+	CHECK_EQUAL_VAR(DimSize(indizes, ROWS), 1)
+
+	DAC = DACs[indizes[0]]
+	CHECK_GE_VAR(DAC, 0)
+
+	DFREF dataDFR = GetDeviceDataPath(str)
+	DFREF sweepDFR = GetSingleSweepFolder(dataDFR, sweepNo)
+
+	// we end the DAC data with high
+	WAVE/Z DACWave = GetDAQDataSingleColumnWave(sweepDFR, XOP_CHANNEL_TYPE_DAC, DAC)
+	CHECK_GE_VAR(DACWave[inf], 0.9)
+
+	deviceID = ROVar(GetDAQDeviceID(str))
+	hardwareType = GetHardwareType(str)
+
+	// but due to zeroDAC being on we end with around zero
+	CHECK_LE_VAR(HW_ReadADC(hardwareType, deviceID, DAC), 0.01)
+End
+
 // Using unassociated channels works
 // UTF_TD_GENERATOR DeviceNameGeneratorMD1
 static Function UnassociatedChannelsAndTTLs([str])