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/*
* LoadEventPreNexusTest.h
*
* Created on: Jun 23, 2010
* Author: janik zikovsky
*/
#ifndef LOADEVENTPRENEXUSTEST_H_
#define LOADEVENTPRENEXUSTEST_H_
#include <cxxtest/TestSuite.h>
#include "MantidDataObjects/EventList.h"
#include "MantidDataObjects/EventWorkspace.h"
#include "MantidDataObjects/Workspace2D.h"
#include "MantidKernel/DateAndTime.h"
#include "MantidKernel/TimeSeriesProperty.h"
#include "MantidDataHandling/LoadEventPreNexus2.h"
#include <sys/stat.h>
using namespace Mantid;
using namespace Mantid::DataHandling;
using namespace Mantid::DataObjects;
using namespace Mantid::Kernel;
using namespace Mantid::Kernel::Exception;
using namespace Mantid::API;
using namespace Mantid::Geometry;
using std::runtime_error;
using std::size_t;
using std::vector;
using std::cout;
using std::endl;
//==========================================================================================
class LoadEventPreNexus2Test : public CxxTest::TestSuite
{
public:
LoadEventPreNexus2 * eventLoader;
static LoadEventPreNexus2Test *createSuite() { return new LoadEventPreNexus2Test(); }
static void destroySuite(LoadEventPreNexus2Test *suite) { delete suite; }
LoadEventPreNexus2Test()
{
}
void setUp()
{
eventLoader = new LoadEventPreNexus2();
eventLoader->initialize();
}
void test_file_not_found()
{
TS_ASSERT_THROWS(
eventLoader->setPropertyValue("EventFilename", "this_file_doesnt_exist.blabla.data")
, std::invalid_argument);
//Execute fails since the properties aren't set correctly.
TS_ASSERT_THROWS( eventLoader->execute() , std::runtime_error);
}
void test_data_sizes()
{
//Make sure the structs are the right size
TS_ASSERT_EQUALS( sizeof(Pulse), 24);
TS_ASSERT_EQUALS( sizeof(DasEvent), 8);
}
void checkWorkspace(std::string eventfile, std::string WSName, int numpixels_with_events)
{
//Get the event file size
struct stat filestatus;
stat(eventfile.c_str(), &filestatus);
EventWorkspace_sptr ew = AnalysisDataService::Instance().retrieveWS<EventWorkspace>(WSName);
//The # of events = size of the file / 8 bytes (per event)
TS_ASSERT_EQUALS( ew->getNumberEvents(), filestatus.st_size / 8);
//Only some of the pixels were loaded, because of lot of them are empty
TS_ASSERT_EQUALS( ew->getNumberHistograms(), numpixels_with_events);
//Mapping between workspace index and spectrum number
//Is the length good?
TS_ASSERT_EQUALS( ew->getAxis(1)->length(), numpixels_with_events);
}
void test_LoadPreNeXus_REFL()
{
std::string eventfile( "REF_L_32035_neutron_event.dat" );
std::string pulsefile( "REF_L_32035_pulseid.dat" );
eventLoader->setPropertyValue("EventFilename", eventfile);
eventLoader->setPropertyValue("PulseidFilename", pulsefile);
eventLoader->setPropertyValue("MappingFilename", "REF_L_TS_2010_02_19.dat");
eventLoader->setPropertyValue("OutputWorkspace", "LoadPreNexus2_refl");
//Get the event file size
struct stat filestatus;
eventfile = eventLoader->getPropertyValue("EventFilename");
stat(eventfile.c_str(), &filestatus);
// no instrument definition - should fail
TS_ASSERT( (eventLoader->execute()) );
}
void test_LoadPreNeXus_CNCS_7860()
{
std::string eventfile( "CNCS_7860_neutron_event.dat" );
eventLoader->setPropertyValue("EventFilename", eventfile);
eventLoader->setPropertyValue("MappingFilename", "CNCS_TS_2008_08_18.dat");
eventLoader->setPropertyValue("OutputWorkspace", "LoadPreNexus2_cncs");
//Get the event file size
struct stat filestatus;
stat(eventfile.c_str(), &filestatus);
//std::cout << "***** executing *****" << std::endl;
TS_ASSERT( eventLoader->execute() );
EventWorkspace_sptr ew = boost::dynamic_pointer_cast<EventWorkspace>
(AnalysisDataService::Instance().retrieve("LoadPreNexus2_cncs"));
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//Get the start time of all pulses
Kernel::TimeSeriesProperty<double> * log = dynamic_cast<Kernel::TimeSeriesProperty<double> *>( ew->mutableRun().getProperty("proton_charge") );
std::map<DateAndTime, double> logMap = log->valueAsMap();
std::map<DateAndTime, double>::iterator it, it2;
it = logMap.begin();
Kernel::DateAndTime start = it->first;
std::vector<TofEvent> events1 = ew->getEventListPtr(1000)->getEvents();
for (size_t i=0; i < events1.size(); i++)
{
std::cout << (events1[i].pulseTime()-start) << " sec \n";
}
}
void test_LoadPreNeXus_CNCS()
{
do_test_LoadPreNeXus_CNCS("Serial");
}
void test_LoadPreNeXus_CNCS_parallel()
{
do_test_LoadPreNeXus_CNCS("Parallel");
}
void do_test_LoadPreNeXus_CNCS(std::string parallel)
{
std::string eventfile( "CNCS_7860_neutron_event.dat" );
eventLoader->setPropertyValue("EventFilename", eventfile);
eventLoader->setPropertyValue("MappingFilename", "CNCS_TS_2008_08_18.dat");
eventLoader->setPropertyValue("OutputWorkspace", "LoadPreNexus2_cncs");
eventLoader->setPropertyValue("UseParallelProcessing", parallel);
//Get the event file size
struct stat filestatus;
stat(eventfile.c_str(), &filestatus);
//std::cout << "***** executing *****" << std::endl;
TS_ASSERT( eventLoader->execute() );
EventWorkspace_sptr ew = boost::dynamic_pointer_cast<EventWorkspace>
(AnalysisDataService::Instance().retrieve("LoadPreNexus2_cncs"));
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//The # of events = size of the file / 8 bytes (per event)
//This fails cause of errors in events
TS_ASSERT_EQUALS( ew->getNumberEvents(), 112266);
// We pad all pixels by default
int numpixels_with_events = 51200;
TS_ASSERT_EQUALS( ew->getNumberHistograms(), numpixels_with_events);
//Check if the instrument was loaded correctly
boost::shared_ptr<const Instrument> inst = ew->getInstrument();
TS_ASSERT_EQUALS ( inst->getName(), "CNCS" );
//Mapping between workspace index and spectrum number
//Is the length good?
TS_ASSERT_EQUALS( ew->getAxis(1)->length(), numpixels_with_events);
//--------------------------------------------------------
//Now let's test if a copy works too
EventWorkspace_sptr inputWS = ew;
TS_ASSERT_EQUALS( inputWS->getInstrument()->getName(), "CNCS");
//Create a new one
EventWorkspace_sptr outputWS =
boost::dynamic_pointer_cast<EventWorkspace>(API::WorkspaceFactory::Instance().create("EventWorkspace", inputWS->getNumberHistograms(), 2, 1));
TS_ASSERT (outputWS) ; //non-null pointer
//Copy geometry over.
API::WorkspaceFactory::Instance().initializeFromParent(inputWS, outputWS, false);
//You need to copy over the data as well.
outputWS->copyDataFrom(*inputWS);
//Bunch of checks
TS_ASSERT_EQUALS( outputWS->getNumberEvents(), inputWS->getNumberEvents() );
TS_ASSERT_EQUALS( outputWS->getNumberHistograms(), inputWS->getNumberHistograms() );
TS_ASSERT_EQUALS( outputWS->getInstrument()->getName(), "CNCS");
std::size_t wkspIndex = 4348; // a good workspace index (with events)
TS_ASSERT_EQUALS( outputWS->getEventList(wkspIndex).getNumberEvents(), 11);
if (outputWS->getEventList(wkspIndex).getNumberEvents() != 11)
return;
TS_ASSERT_EQUALS( outputWS->getEventList(wkspIndex).getEvents()[0].tof(), inputWS->getEventList(wkspIndex).getEvents()[0].tof() );
//It should be possible to change an event list and not affect the other one
outputWS->getEventList(wkspIndex).convertTof(1.5, 0.2);
TS_ASSERT_DIFFERS( outputWS->getEventList(wkspIndex).getEvents()[0].tof(), inputWS->getEventList(wkspIndex).getEvents()[0].tof() );
//Setting X should still be possible
Kernel::cow_ptr<MantidVec> x;
TS_ASSERT_THROWS_NOTHING( outputWS->setX(0, x) );
//Accessing Y is still possible
const MantidVec Y = boost::dynamic_pointer_cast<const EventWorkspace>(outputWS)->dataY(0);
// Check the run_start property exists and is right.
Property * p = NULL;
TS_ASSERT( outputWS->mutableRun().hasProperty("run_start") );
TS_ASSERT_THROWS_NOTHING( p = outputWS->mutableRun().getProperty("run_start"); )
if (p)
{
TS_ASSERT_EQUALS( p->value(), "2010-03-25T16:08:37.457381666") ;
}
}
void test_LoadPreNeXus_CNCS_SkipPixels()
{
std::string eventfile( "CNCS_7860_neutron_event.dat" );
eventLoader->setPropertyValue("EventFilename", eventfile);
eventLoader->setPropertyValue("MappingFilename", "CNCS_TS_2008_08_18.dat");
eventLoader->setPropertyValue("OutputWorkspace", "LoadPreNexus2_cncs_skipped");
//Load just 2 pixels
eventLoader->setProperty("SpectrumList", "45, 110");
TS_ASSERT( eventLoader->execute() );
EventWorkspace_sptr ew = boost::dynamic_pointer_cast<EventWorkspace>
(AnalysisDataService::Instance().retrieve("LoadPreNexus2_cncs_skipped"));
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//Only some of the pixels weretof loaded, because of lot of them are empty
int numpixels = 2;
TS_ASSERT_EQUALS( ew->getNumberHistograms(), numpixels);
//Mapping between workspace index and spectrum number; simple
TS_ASSERT_EQUALS( ew->getAxis(1)->spectraNo(0), 46);
TS_ASSERT_EQUALS( ew->getAxis(1)->spectraNo(1), 111);
TS_ASSERT_EQUALS( ew->getAxis(1)->length(), 2);
//Are the pixel IDs ok?
TS_ASSERT_EQUALS( ew->getSpectrum(0)->getSpectrumNo(), 46);
std::set<detid_t> dets = ew->getSpectrum(0)->getDetectorIDs();
TS_ASSERT_EQUALS( dets.size(), 1);
TS_ASSERT_EQUALS( *dets.begin(), 45);
TS_ASSERT_EQUALS( ew->getSpectrum(1)->getSpectrumNo(), 111);
dets = ew->getSpectrum(1)->getDetectorIDs();
TS_ASSERT_EQUALS( dets.size(), 1);
TS_ASSERT_EQUALS( *dets.begin(), 110);
}
void test_invalid_chunk_number()
{
eventLoader->setPropertyValue("EventFilename", "CNCS_7860_neutron_event.dat");
eventLoader->setPropertyValue("ChunkNumber","3");
eventLoader->setPropertyValue("TotalChunks","2");
TS_ASSERT_THROWS( eventLoader->execute(), std::runtime_error );
}
void test_loading_chunks()
{
// Load chunk 1 of 2
eventLoader->setPropertyValue("EventFilename", "CNCS_7860_neutron_event.dat");
eventLoader->setPropertyValue("ChunkNumber","1");
eventLoader->setPropertyValue("TotalChunks","2");
eventLoader->setPropertyValue("OutputWorkspace", "LoadPreNexus2_chunk1");
TS_ASSERT( eventLoader->execute() );
EventWorkspace_sptr chunk1 = boost::dynamic_pointer_cast<EventWorkspace>
(AnalysisDataService::Instance().retrieve("LoadPreNexus2_chunk1"));
// Load chunk 2 of 2
eventLoader->setPropertyValue("EventFilename", "CNCS_7860_neutron_event.dat");
eventLoader->setPropertyValue("ChunkNumber","2");
eventLoader->setPropertyValue("TotalChunks","2");
eventLoader->setPropertyValue("OutputWorkspace", "LoadPreNexus2_chunk2");
TS_ASSERT( eventLoader->execute() );
EventWorkspace_sptr chunk2 = boost::dynamic_pointer_cast<EventWorkspace>
(AnalysisDataService::Instance().retrieve("LoadPreNexus2_chunk2"));
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// The number of events should be roughly equal and the sum should be 112266
TS_ASSERT_EQUALS( chunk1->getNumberEvents(), 56139 )
TS_ASSERT_EQUALS( chunk2->getNumberEvents(), 56127 )
}
};
//------------------------------------------------------------------------------
// Performance test
//------------------------------------------------------------------------------
class LoadEventPreNexus2TestPerformance : public CxxTest::TestSuite
{
public:
void testDefaultLoad()
{
LoadEventPreNexus2 loader;
loader.initialize();
loader.setPropertyValue("EventFilename", "CNCS_7860_neutron_event.dat");
loader.setPropertyValue("OutputWorkspace", "LoadEventPreNexus2_outws");
TS_ASSERT( loader.execute() );
}
};
#endif /* LOADEVENTPRENEXUSTEST_H_ */