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CreateMDHistoWorkspaceTest.h
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CreateMDHistoWorkspaceTest.h
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#ifndef MANTID_MDEVENTS_CREATEMDHISTOWORKSPACETEST_H_
#define MANTID_MDEVENTS_CREATEMDHISTOWORKSPACETEST_H_
#include <cxxtest/TestSuite.h>
#include "MantidKernel/Timer.h"
#include "MantidKernel/System.h"
#include <iostream>
#include <iomanip>
#include "MantidMDAlgorithms/CreateMDHistoWorkspace.h"
using namespace Mantid;
using namespace Mantid::DataObjects;
using namespace Mantid::MDAlgorithms;
using namespace Mantid::API;
class CreateMDHistoWorkspaceTest : public CxxTest::TestSuite
{
private:
/**
Helper method to make a standard algorithm. Properties on this algorithm can be overriden in individual tests.
*/
IAlgorithm_sptr make_standard_algorithm(const std::string& outWSName)
{
IAlgorithm_sptr alg = boost::make_shared<CreateMDHistoWorkspace>();
alg->initialize();
alg->setRethrows(true);
alg->setPropertyValue("SignalInput", "1,2,3");
alg->setPropertyValue("ErrorInput", "0,0.1,0.2");
alg->setProperty("Dimensionality", 1);
alg->setPropertyValue("NumberOfBins", "3");
alg->setPropertyValue("Extents", "-1,1");
alg->setPropertyValue("Names", "A");
alg->setPropertyValue("Units", "U");
alg->setPropertyValue("OutputWorkspace", outWSName);
return alg;
}
public:
// This pair of boilerplate methods prevent the suite being created statically
// This means the constructor isn't called when running other tests
static CreateMDHistoWorkspaceTest *createSuite() { return new CreateMDHistoWorkspaceTest(); }
static void destroySuite( CreateMDHistoWorkspaceTest *suite ) { delete suite; }
void test_catagory()
{
CreateMDHistoWorkspace alg;
TS_ASSERT_EQUALS("MDAlgorithms", alg.category());
}
void test_name()
{
CreateMDHistoWorkspace alg;
TS_ASSERT_EQUALS("CreateMDHistoWorkspace", alg.name());
}
void test_Init()
{
CreateMDHistoWorkspace alg;
TS_ASSERT_THROWS_NOTHING( alg.initialize() )
TS_ASSERT( alg.isInitialized() )
}
void test_throws_if_wrong_number_of_signal_values()
{
std::string outWSName = "test_ws";
IAlgorithm_sptr alg = make_standard_algorithm(outWSName);
alg->setProperty("SignalInput", "1"); //Only one signal value provided, but NumberOfBins set to 5!
TS_ASSERT_THROWS(alg->execute(), std::invalid_argument);
AnalysisDataService::Instance().remove(outWSName);
}
void test_throws_if_wrong_number_of_error_values()
{
std::string outWSName = "test_ws";
IAlgorithm_sptr alg = make_standard_algorithm(outWSName);
alg->setProperty("ErrorInput", "1"); //Only one error value provided, but NumberOfBins set to 5!
TS_ASSERT_THROWS(alg->execute(), std::invalid_argument);
AnalysisDataService::Instance().remove(outWSName);
}
void test_throws_if_wrong_number_of_nevents()
{
std::string outWSName = "test_ws";
IAlgorithm_sptr alg = make_standard_algorithm(outWSName);
alg->setProperty("NumberOfEvents", "1"); //Only one number of events value provided, but NumberOfBins set to 5!
TS_ASSERT_THROWS(alg->execute(), std::invalid_argument);
AnalysisDataService::Instance().remove(outWSName);
}
void test_exec_1D()
{
// Name of the output workspace.
std::string outWSName("CreateMDHistoWorkspaceTest_OutputWS");
CreateMDHistoWorkspace alg;
TS_ASSERT_THROWS_NOTHING( alg.initialize() )
TS_ASSERT( alg.isInitialized() )
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("SignalInput", "1,2,3,4,5") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("ErrorInput", "0,0.1,0.2,0.3,0.4") );
TS_ASSERT_THROWS_NOTHING( alg.setProperty("Dimensionality", 1) );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("NumberOfBins", "5") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("Extents", "-1,1") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("Names", "A") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("Units", "U") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("OutputWorkspace", outWSName) );
TS_ASSERT_THROWS_NOTHING( alg.execute(); );
TS_ASSERT( alg.isExecuted() );
MDHistoWorkspace_sptr outWs;
TS_ASSERT_THROWS_NOTHING( outWs = AnalysisDataService::Instance().retrieveWS<MDHistoWorkspace>(outWSName) );
TS_ASSERT(outWs);
if (!outWs) return;
// Check the dimensionality
TS_ASSERT_EQUALS(1, outWs->getNumDims());
auto dim1 = outWs->getDimension(0);
TS_ASSERT_EQUALS("A", dim1->getName());
TS_ASSERT_EQUALS("A", dim1->getDimensionId());
TS_ASSERT_EQUALS("U", dim1->getUnits().ascii());
TS_ASSERT_EQUALS(1, dim1->getMaximum());
TS_ASSERT_EQUALS(-1, dim1->getMinimum());
TS_ASSERT_EQUALS(5, dim1->getNBins());
// Check the data
double* signals = outWs->getSignalArray();
TS_ASSERT_DELTA(1, signals[0], 0.0001); // Check the first signal value
TS_ASSERT_DELTA(2, signals[1], 0.0001); // Check the second signal value
double* errorsSQ = outWs->getErrorSquaredArray();
TS_ASSERT_DELTA(0, errorsSQ[0], 0.0001); // Check the first error sq value
TS_ASSERT_DELTA(0.01, errorsSQ[1], 0.0001); // Check the second error sq value
// Remove workspace from the data service.
AnalysisDataService::Instance().remove(outWSName);
}
void test_exec_2D()
{
// Name of the output workspace.
std::string outWSName("CreateMDHistoWorkspaceTest_OutputWS");
CreateMDHistoWorkspace alg;
TS_ASSERT_THROWS_NOTHING( alg.initialize() )
TS_ASSERT( alg.isInitialized() )
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("SignalInput", "1,2,3,4,5,6") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("ErrorInput", "0,0.1,0.2,0.3,0.4,0.5") );
TS_ASSERT_THROWS_NOTHING( alg.setProperty("Dimensionality", 2) );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("NumberOfBins", "2,3") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("Extents", "-1,1,-1,1") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("Names", "A,B") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("Units", "U,U") );
TS_ASSERT_THROWS_NOTHING( alg.setPropertyValue("OutputWorkspace", outWSName) );
TS_ASSERT_THROWS_NOTHING( alg.execute(); );
TS_ASSERT( alg.isExecuted() );
MDHistoWorkspace_sptr outWs;
TS_ASSERT_THROWS_NOTHING( outWs = AnalysisDataService::Instance().retrieveWS<MDHistoWorkspace>(outWSName) );
TS_ASSERT(outWs);
if (!outWs) return;
// Check the dimensionality
TS_ASSERT_EQUALS(2, outWs->getNumDims());
auto dim1 = outWs->getDimension(0);
auto dim2 = outWs->getDimension(1);
TS_ASSERT_EQUALS(2, dim1->getNBins());
TS_ASSERT_EQUALS(3, dim2->getNBins());
// Check the data
double* signals = outWs->getSignalArray();
TS_ASSERT_DELTA(1, signals[0], 0.0001); // Check the first signal value
TS_ASSERT_DELTA(2, signals[1], 0.0001); // Check the second signal value
double* errorsSQ = outWs->getErrorSquaredArray();
TS_ASSERT_DELTA(0, errorsSQ[0], 0.0001); // Check the first error sq value
TS_ASSERT_DELTA(0.01, errorsSQ[1], 0.0001); // Check the second error sq value
// Remove workspace from the data service.
AnalysisDataService::Instance().remove(outWSName);
}
};
#endif /* MANTID_MDEVENTS_CREATEMDHISTOWORKSPACETEST_H_ */