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/*****************************************************************************
*
* Copyright (c) 2003-2020 by The University of Queensland
* http://www.uq.edu.au
*
* Primary Business: Queensland, Australia
* Licensed under the Apache License, version 2.0
* http://www.apache.org/licenses/LICENSE-2.0
*
* Development until 2012 by Earth Systems Science Computational Center (ESSCC)
* Development 2012-2013 by School of Earth Sciences
* Development from 2014-2017 by Centre for Geoscience Computing (GeoComp)
* Development from 2019 by School of Earth and Environmental Sciences
**
*****************************************************************************/
#include <escript/DataTypes.h>
#include <escript/DataVectorOps.h>
#include "DataMathsTestCase.h"
#include <escript/DataTypes.h>
#include <escript/DataVector.h>
#include <cppunit/TestCaller.h>
#include <iostream>
using namespace CppUnit;
using namespace escript;
using namespace std;
using namespace escript::DataTypes;
void DataMathsTestCase::testMatMult()
{
cout << endl;
cout << "\tTest result shape." << endl;
DataTypes::ShapeType leftShape;
leftShape.push_back(1);
leftShape.push_back(3);
DataTypes::RealVectorType leftData(DataTypes::noValues(leftShape),0);
// DataArrayView leftDataView(leftData,leftShape);
DataTypes::ShapeType rightShape;
rightShape.push_back(3);
rightShape.push_back(2);
DataTypes::RealVectorType rightData(DataTypes::noValues(rightShape),0);
// DataArrayView rightDataView(rightData,rightShape);
DataTypes::ShapeType resultShape=determineResultShape(leftShape,rightShape);
CPPUNIT_ASSERT(resultShape.size()==2);
CPPUNIT_ASSERT(resultShape[0]==1);
CPPUNIT_ASSERT(resultShape[1]==2);
DataTypes::RealVectorType resultData(DataTypes::noValues(resultShape),0);
cout << "\tTest matrix multiplication.";
double aValue=0.0;
for (int i=0;i<leftShape[0];i++) {
for (int j=0;j<leftShape[1];j++) {
leftData[getRelIndex(leftShape,i,j)]=++aValue;
}
}
aValue=0.0;
for (int i=0;i<rightShape[0];i++) {
for (int j=0;j<rightShape[1];j++) {
rightData[getRelIndex(rightShape,i,j)]=++aValue;
}
}
matMult(leftData,leftShape,0,rightData,rightShape,0,resultData, resultShape);
CPPUNIT_ASSERT((resultData[0]==22) && (resultData[1]==28));
cout << endl;
}
void DataMathsTestCase::testReductionOp()
{
{
cout << endl;
cout << "\tTest reductionOp on scalar Data.";
// define the shape for the DataArrayView
DataTypes::ShapeType shape;
// allocate the data for the DataArrayView
int npoints=4;
DataTypes::RealVectorType data(DataTypes::noValues(shape)*npoints,0);
int offset=0;
// step the view along each data point in the underlying data
for (int p=0;p<npoints;p++) {
// assign values to the data point
data[offset]=p;
// apply a reduction operation to this data point and check the results
FMax fmax_func;
// CPPUNIT_ASSERT(std::abs(dataView.reductionOpVector(fmax_func,numeric_limits<double>::max()*-1)-p)<=REL_TOL*p);
CPPUNIT_ASSERT(std::abs(reductionOpVector(data,shape,offset,fmax_func,numeric_limits<double>::max()*-1)-p)<=REL_TOL*p);
if (p<npoints-1) {
++offset;
}
}
}
{
cout << endl;
cout << "\tTest reductionOp on shape (2,3) Data.";
// define the shape for the DataArrayView
DataTypes::ShapeType shape;
shape.push_back(2);
shape.push_back(3);
// allocate the data for the DataArrayView
int npoints=4;
DataTypes::RealVectorType data(DataTypes::noValues(shape)*npoints,0);
int offset=0;
// step the view along each data point in the underlying data
for (int p=0;p<npoints;p++) {
// assign values to the data point
for (int i=0;i<shape[0];i++) {
for (int j=0;j<shape[1];j++) {
data[offset+getRelIndex(shape,i,j)]=offset+getRelIndex(shape,i,j);
}
}
// apply a reduction operation to this data point and check the results
FMin fmin_func;
CPPUNIT_ASSERT(std::abs(reductionOpVector(data,shape,offset,fmin_func,numeric_limits<double>::max())-offset)<=REL_TOL*std::abs(offset));
if (p<npoints-1) {
offset+=noValues(shape);
}
}
}
{
cout << endl;
cout << "\tTest reductionOp on shape (9,8,5,11) Data.";
// define the shape for the DataArrayView
DataTypes::ShapeType shape;
shape.push_back(9);
shape.push_back(8);
shape.push_back(5);
shape.push_back(11);
// allocate the data for the DataArrayView
int npoints=4;
DataTypes::RealVectorType data(DataTypes::noValues(shape)*npoints,0);
int offset=0;
// step the view along each data point in the underlying data
for (int p=0;p<npoints;p++) {
// assign values to the data point
for (int i=0;i<shape[0];i++) {
for (int j=0;j<shape[1];j++) {
for (int k=0;k<shape[2];k++) {
for (int l=0;l<shape[3];l++) {
data[offset+getRelIndex(shape,i,j,k,l)]=offset+getRelIndex(shape,i,j,k,l);
}
}
}
}
// apply a reduction operation to this data point and check the results
AbsMax<DataTypes::real_t> absmax_func;
CPPUNIT_ASSERT(reductionOpVector(data,shape,offset,absmax_func,0)==offset+getRelIndex(shape,8,7,4,10));
if (p<npoints-1) {
offset+=noValues(shape);
}
}
}
cout << endl;
}
TestSuite* DataMathsTestCase::suite()
{
// create the suite of tests to perform.
TestSuite *testSuite = new TestSuite("DataMathsTestCase");
testSuite->addTest(new TestCaller<DataMathsTestCase>(
"testReductionOp",&DataMathsTestCase::testReductionOp));
testSuite->addTest(new TestCaller<DataMathsTestCase>(
"testMatMult",&DataMathsTestCase::testMatMult));
return testSuite;
}
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