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SignalRangeTest.h
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SignalRangeTest.h
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#ifndef MANTIDQT_API_SIGNALRANGETEST_H_
#define MANTIDQT_API_SIGNALRANGETEST_H_
#include "MantidQtAPI/SignalRange.h"
#include <cxxtest/TestSuite.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include "MantidAPI/IMDIterator.h"
class SignalRangeTest : public CxxTest::TestSuite
{
private:
class MockMDWorkspace : public Mantid::API::IMDWorkspace
{
public:
const std::string id() const { return "MockMDWorkspace"; }
size_t getMemorySize() const { return 0; }
MOCK_CONST_METHOD0(getNPoints, uint64_t());
MOCK_CONST_METHOD0(getNEvents, uint64_t());
MOCK_CONST_METHOD2(createIterators,
std::vector<Mantid::API::IMDIterator*>(size_t,Mantid::Geometry::MDImplicitFunction *));
MOCK_CONST_METHOD2(getSignalAtCoord,
Mantid::signal_t(const Mantid::coord_t *, const Mantid::API::MDNormalization &));
MOCK_CONST_METHOD6(getLinePlot,
void(const Mantid::Kernel::VMD &, const Mantid::Kernel::VMD &,
Mantid::API::MDNormalization, std::vector<Mantid::coord_t> &,
std::vector<Mantid::signal_t> &, std::vector<Mantid::signal_t> &));
MOCK_CONST_METHOD1(createIterator, Mantid::API::IMDIterator*(Mantid::Geometry::MDImplicitFunction *));
MOCK_CONST_METHOD2(getSignalAtVMD,
Mantid::signal_t(const Mantid::Kernel::VMD &,
const Mantid::API::MDNormalization &));
MOCK_METHOD1(setMDMasking, void(Mantid::Geometry::MDImplicitFunction*));
MOCK_METHOD0(clearMDMasking, void());
MOCK_CONST_METHOD0(getSpecialCoordinateSystem, Mantid::API::SpecialCoordinateSystem());
};
class MockMDIterator : public Mantid::API::IMDIterator
{
public:
MOCK_CONST_METHOD0(getDataSize, size_t());
MOCK_METHOD0(next, bool());
MOCK_CONST_METHOD0(valid, bool());
MOCK_METHOD1(jumpTo, void(size_t));
MOCK_METHOD1(next, bool(size_t));
MOCK_CONST_METHOD0(getNormalizedSignal, Mantid::signal_t());
MOCK_CONST_METHOD0(getNormalizedError, Mantid::signal_t());
MOCK_CONST_METHOD0(getSignal, Mantid::signal_t());
MOCK_CONST_METHOD0(getError, Mantid::signal_t());
MOCK_CONST_METHOD1(getVertexesArray, Mantid::coord_t *(size_t&));
MOCK_CONST_METHOD3(getVertexesArray, Mantid::coord_t *(size_t&,const size_t,const bool *));
MOCK_CONST_METHOD0(getCenter, Mantid::Kernel::VMD());
MOCK_CONST_METHOD0(getNumEvents, size_t());
MOCK_CONST_METHOD1(getInnerRunIndex, uint16_t(size_t));
MOCK_CONST_METHOD1(getInnerDetectorID, int32_t(size_t));
MOCK_CONST_METHOD2(getInnerPosition, Mantid::coord_t(size_t,size_t));
MOCK_CONST_METHOD1(getInnerSignal, Mantid::signal_t(size_t));
MOCK_CONST_METHOD1(getInnerError, Mantid::signal_t(size_t));
MOCK_CONST_METHOD0(getIsMasked, bool());
MOCK_CONST_METHOD0(findNeighbourIndexes, std::vector<size_t>());
MOCK_CONST_METHOD0(getLinearIndex, size_t());
};
class NormalizableMockIterator : public MockMDIterator
{
public:
Mantid::signal_t getNormalizedSignal() const
{
return this->getSignal() / static_cast<double>(this->getNumEvents());
}
};
public:
// This pair of boilerplate methods prevent the suite being created statically
// This means the constructor isn't called when running other tests
static SignalRangeTest *createSuite() { return new SignalRangeTest(); }
static void destroySuite( SignalRangeTest *suite ) { delete suite; }
void test_IMDWorkspace_Without_Function_Or_Normalization_Gives_Expected_Full_Range()
{
using namespace ::testing;
int nthreads = PARALLEL_GET_MAX_THREADS;
std::vector<Mantid::API::IMDIterator*> iterators(nthreads);
for(int i = 0;i < nthreads; ++i)
{
auto * iterator = new MockMDIterator;
EXPECT_CALL(*iterator, valid()).WillRepeatedly(Return(true));
EXPECT_CALL(*iterator, next()).WillOnce(Return(true)).WillRepeatedly(Return(false));
EXPECT_CALL(*iterator, getNormalizedSignal()).WillOnce(Return(1.5)).WillRepeatedly(Return(10.0));
iterators[i] = iterator;
}
MockMDWorkspace data;
EXPECT_CALL(data, createIterators(nthreads, NULL))
.Times(Exactly(1))
.WillOnce(Return(iterators));
MantidQt::API::SignalRange sr(data);
QwtDoubleInterval range = sr.interval();
TS_ASSERT(Mock::VerifyAndClearExpectations(&data));
TS_ASSERT_DELTA(1.5, range.minValue(), 1e-10);
TS_ASSERT_DELTA(10.0, range.maxValue(), 1e-10);
}
void test_IMDWorkspace_Uses_Specified_Normalization()
{
using namespace ::testing;
int nthreads = PARALLEL_GET_MAX_THREADS;
std::vector<Mantid::API::IMDIterator*> iterators(nthreads);
for(int i = 0;i < nthreads; ++i)
{
auto * iterator = new NormalizableMockIterator;
EXPECT_CALL(*iterator, getNumEvents()).Times(Exactly(2)).WillRepeatedly(Return(2));
EXPECT_CALL(*iterator, valid()).WillRepeatedly(Return(true));
EXPECT_CALL(*iterator, next()).WillOnce(Return(true)).WillRepeatedly(Return(false));
EXPECT_CALL(*iterator, getSignal()).WillOnce(Return(1.5)).WillRepeatedly(Return(10.0));
iterators[i] = iterator;
}
MockMDWorkspace data;
EXPECT_CALL(data, createIterators(nthreads, NULL))
.Times(Exactly(1))
.WillOnce(Return(iterators));
MantidQt::API::SignalRange sr(data, Mantid::API::NumEventsNormalization);
QwtDoubleInterval range = sr.interval();
TS_ASSERT(Mock::VerifyAndClearExpectations(&data));
TS_ASSERT_DELTA(0.75, range.minValue(), 1e-10);
TS_ASSERT_DELTA(5.0, range.maxValue(), 1e-10);
}
void test_IMDWorkspace_With_Function_()
{
using namespace ::testing;
int nthreads = PARALLEL_GET_MAX_THREADS;
std::vector<Mantid::API::IMDIterator*> iterators(nthreads);
for(int i = 0;i < nthreads; ++i)
{
auto * iterator = new NormalizableMockIterator;
EXPECT_CALL(*iterator, getNumEvents()).Times(Exactly(2)).WillRepeatedly(Return(2));
EXPECT_CALL(*iterator, valid()).WillRepeatedly(Return(true));
EXPECT_CALL(*iterator, next()).WillOnce(Return(true)).WillRepeatedly(Return(false));
EXPECT_CALL(*iterator, getSignal()).WillOnce(Return(1.5)).WillRepeatedly(Return(10.0));
iterators[i] = iterator;
}
MockMDWorkspace data;
Mantid::Geometry::MDImplicitFunction function;
Mantid::coord_t normal[3] = {1234, 456, 678};
Mantid::coord_t point[3] = {1,2,3};
function.addPlane(Mantid::Geometry::MDPlane(3, normal, point));
EXPECT_CALL(data, createIterators(nthreads, &function))
.Times(Exactly(1))
.WillOnce(Return(iterators));
MantidQt::API::SignalRange sr(data, function, Mantid::API::NoNormalization);
QwtDoubleInterval range = sr.interval();
TS_ASSERT(Mock::VerifyAndClearExpectations(&data));
TS_ASSERT_DELTA(0.75, range.minValue(), 1e-10);
TS_ASSERT_DELTA(5.0, range.maxValue(), 1e-10);
}
};
#endif /* MANTIDQT_API_SIGNALRANGETEST */