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"""
System test for ARCS reduction
"""
from mantid.simpleapi import *
import os
import stresstesting
from numpy import *
class ARCSReductionTest(stresstesting.MantidStressTest):
def requiredFiles(self):
return ["ARCS_23961_event.nxs","WBARCS.nxs"]
def requiredMemoryMB(self):
return 4000
def cleanup(self):
if os.path.exists(self.nxspeFile):
os.remove(self.nxspeFile)
if os.path.exists(self.vanFile1):
os.remove(self.vanFile1)
if os.path.exists(self.vanFile0):
os.remove(self.vanFile0)
return True
def runTest(self):
self.vanFile1=os.path.join(config.getString('defaultsave.directory'),'ARCSvan_1.nxs')
self.vanFile0=os.path.join(config.getString('defaultsave.directory'),'ARCSvan_0.nxs')
self.nxspeFile=os.path.join(config.getString('defaultsave.directory'),'ARCSsystemtest.nxspe')
config['default.facility']="SNS"
DgsReduction(
SampleInputFile="ARCS_23961_event.nxs",
OutputWorkspace="reduced",
IncidentBeamNormalisation="ByCurrent",
DetectorVanadiumInputFile="WBARCS.nxs",
UseBoundsForDetVan=True,
DetVanIntRangeLow=0.35,
DetVanIntRangeHigh=0.75,
DetVanIntRangeUnits="Wavelength",
SaveProcessedDetVan=True,
SaveProcDetVanFilename=self.vanFile0,
)
DgsReduction(
SampleInputFile="ARCS_23961_event.nxs",
OutputWorkspace="reduced",
IncidentBeamNormalisation="ByCurrent",
DetectorVanadiumInputFile="WBARCS.nxs",
UseBoundsForDetVan=True,
DetVanIntRangeLow=0.35,
DetVanIntRangeHigh=0.75,
DetVanIntRangeUnits="Wavelength",
MedianTestLevelsUp=1.,
SaveProcessedDetVan=True,
SaveProcDetVanFilename=self.vanFile1,
)
Ei=mtd["reduced"].run().get("Ei").value
SaveNXSPE(InputWorkspace="reduced",Filename=self.nxspeFile,Efixed=Ei,psi=0,KiOverKfScaling=True)
def validate(self):
#test vanadium file
self.assertTrue(os.path.exists(self.vanFile0))
self.assertTrue(os.path.exists(self.vanFile1))
van0=Load(self.vanFile0)
van1=Load(self.vanFile1)
m0=ExtractMask(van0)
m1=ExtractMask(van1)
self.assertGreaterThan(len(m0[1]),len(m1[1])) #levelsUp=1 should have less pixels masked
DeleteWorkspace("m0")
DeleteWorkspace("m1")
DeleteWorkspace(van0)
DeleteWorkspace(van1)
self.assertTrue(os.path.exists(self.nxspeFile))
nxspe=LoadNXSPE(self.nxspeFile)
self.disableChecking.append('Instrument')
return 'nxspe','ARCSsystemtest.nxs'