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muSpectre/tests/header_test_raw_field_map.cc
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header_test_raw_field_map.cc
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/**
* file header_test_raw_field_map.cc
*
* @author Till Junge <till.junge@epfl.ch>
*
* @date 17 Apr 2018
*
* @brief tests for the raw field map type
*
* @section LICENSE
*
* Copyright © 2018 Till Junge
*
* µSpectre is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3, or (at
* your option) any later version.
*
* µSpectre 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
* General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with µSpectre; see the file COPYING. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* * Boston, MA 02111-1307, USA.
*
* Additional permission under GNU GPL version 3 section 7
*
* If you modify this Program, or any covered work, by linking or combining it
* with proprietary FFT implementations or numerical libraries, containing parts
* covered by the terms of those libraries' licenses, the licensors of this
* Program grant you additional permission to convey the resulting work.
*/
#include "test_field_collections.hh"
#include "common/field_map.hh"
namespace muSpectre {
BOOST_AUTO_TEST_SUITE(raw_field_map_tests);
BOOST_FIXTURE_TEST_CASE_TEMPLATE(iter_field_test, F, iter_collections, F) {
using FC_t = typename F::Parent::FC_t;
using MSqMap =
MatrixFieldMap<FC_t, Real, F::Parent::mdim(), F::Parent::mdim()>;
MSqMap Mmap{F::fc["Tensorfield Real o2"]};
auto m_it = Mmap.begin();
auto m_it_end = Mmap.end();
RawFieldMap<
Eigen::Map<Eigen::Matrix<Real, F::Parent::mdim(), F::Parent::mdim()>>>
raw_map{Mmap.get_field().eigenvec()};
for (auto && mat : Mmap) {
mat.setRandom();
}
for (auto tup : akantu::zip(Mmap, raw_map)) {
auto & mat_A = std::get<0>(tup);
auto & mat_B = std::get<1>(tup);
BOOST_CHECK_EQUAL((mat_A - mat_B).norm(), 0.);
}
Mmap.get_field().eigenvec().setZero();
for (auto && mat : raw_map) {
mat.setIdentity();
}
for (auto && mat : Mmap) {
BOOST_CHECK_EQUAL((mat - mat.Identity()).norm(), 0.);
}
}
BOOST_AUTO_TEST_CASE(Const_correctness_test) {
Eigen::VectorXd vec1(12);
vec1.setRandom();
RawFieldMap<Eigen::Map<Eigen::Vector3d>> map1{vec1};
static_assert(not map1.IsConst, "should not have been const");
RawFieldMap<Eigen::Map<const Eigen::Vector3d>> cmap1{vec1};
static_assert(cmap1.IsConst, "should have been const");
const Eigen::VectorXd vec2{vec1};
RawFieldMap<Eigen::Map<const Eigen::Vector3d>> cmap2{vec2};
}
BOOST_AUTO_TEST_CASE(incompatible_size_check) {
Eigen::VectorXd vec1(11);
using RawFieldMap_t = RawFieldMap<Eigen::Map<Eigen::Vector3d>>;
BOOST_CHECK_THROW(RawFieldMap_t{vec1}, std::runtime_error);
}
BOOST_AUTO_TEST_SUITE_END();
} // namespace muSpectre
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