testReductionFunction.cc

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/*
 * Advanced Simulation Library <http://asl.org.il>
 * 
 * Copyright 2015 Avtech Scientific <http://avtechscientific.com>
 *
 *
 * This file is part of Advanced Simulation Library (ASL).
 *
 * ASL is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, version 3 of the License.
 *
 * ASL is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with ASL. If not, see <http://www.gnu.org/licenses/>.
 *
 */
 

 
#include "acl/Kernels/aclKernel.h"
#include "acl/aclUtilities.h"
#include "acl/aclMath/aclReductionAlgGenerator.h"
#include "acl/aclGenerators.h"
#include "aslUtilities.h"
#include "acl/aclMath/aclVectorOfElements.h"
 
using namespace acl;
 
bool testSum()
{
  cout << "testSum..." << flush;
  unsigned int n(101);
  auto v(generateVEData<float>(n,1u));
  initData(v, generateVEConstant(2));
  auto summator(generateSumAlg<float>(v));
  summator->generateAlg();
  summator->compute();
  bool status(asl::approxEqual(summator->res.v()[0],2.f*n));
  asl::errorMessage(status);
 
  return status;
}
 
 
bool testSum1()
{
  cout << "testSum1..." << flush;
  unsigned int n(100001);
  VectorOfElements v1(generateVEData<float>(n,1u));
  VectorOfElements v2(generateVEData<float>(n,1u));
  initData(v1, generateVEConstant(2));
  initData(v2, generateVEConstant(3));
  auto summator(generateSumAlg<float>(v1*v2));
  summator->generateAlg();
  summator->compute();
  bool status(asl::approxEqual(summator->res.v()[0],6.f*n));
  asl::errorMessage(status);
 
  return status;
}
 
 
bool testMin()
{
  cout << "testMin..." << flush;
  VectorOfElements vI(generateVEIndex());
  VectorOfElements v1(generateVEData<float>(101u,1u));
  initData(v1, generateVEConstant(2));
  auto minimizer(generateMinAlg<float>(v1*((vI-100)*(vI-100)+3)));
  minimizer->generateAlg();
  minimizer->compute();
  bool status(asl::approxEqual(minimizer->res.v()[0],6.f));
  asl::errorMessage(status);
 
  return status;
}
 
 
bool testMax()
{
  cout << "testMax..." << flush;
  VectorOfElements vI(generateVEIndex());
  VectorOfElements v1(generateVEData<float>(100001u,1u));
  initData(v1, generateVEConstant(2));
  auto maximizer(generateMaxAlg<float>(v1*((1000.-vI)*(vI-1000.)-10.)));
  maximizer->generateAlg();
  maximizer->compute();
  bool status(asl::approxEqual(maximizer->res.v()[0],-20.f));
  asl::errorMessage(status);
 
  return status;
}
 
bool testProduct()
{
  cout << "testProduct..." << flush;
  typedef double FT;
  VectorOfElements vI(generateVEIndex());
  VectorOfElements v1(generateVEData<FT>(100001u,1u));
  initData(v1, generateVEConstant(2));
  auto alg(generateProductAlg<FT>(select(generateVEConstant(1.),
                                         v1,
                                         vI >=1000 && vI <= 1007, 
                                         acl::typeToTypeID<FT>())));
  alg->generateAlg();
  alg->compute();
  bool status(asl::approxEqual(alg->res.v()[0],256));
  asl::errorMessage(status);
 
  return status;
}
 
 
int main()
{
  bool allTestsPassed(true);
 
  allTestsPassed &= testSum();
  allTestsPassed &= testSum1();
  allTestsPassed &= testMin();
  allTestsPassed &= testMax();
  allTestsPassed &= testProduct();
 
  return allTestsPassed ? EXIT_SUCCESS : EXIT_FAILURE;
}