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muSpectre/tests/libmugrid/test_field_collections.hh
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/**
* @file test_field_collections.hh
*
* @author Till Junge <till.junge@epfl.ch>
*
* @date 23 Nov 2017
*
* @brief declares fixtures for field_collection tests, so that they can be
* split
*
* Copyright © 2017 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.
*/
#ifndef TESTS_LIBMUGRID_TEST_FIELD_COLLECTIONS_HH_
#define TESTS_LIBMUGRID_TEST_FIELD_COLLECTIONS_HH_
#include "test_goodies.hh"
#include "tests.hh"
#include <libmugrid/ccoord_operations.hh>
#include <libmugrid/field_collection.hh>
#include <libmugrid/field.hh>
#include <libmugrid/field_map.hh>
#include <stdexcept>
#include <boost/mpl/list.hpp>
#include <random>
#include <type_traits>
#include <sstream>
#include <string>
namespace muGrid {
//! Test fixture for simple tests on single field in collection
template <Dim_t DimS, Dim_t DimM, bool Global>
struct FC_fixture
: public std::conditional_t<Global, GlobalFieldCollection<DimS>,
LocalFieldCollection<DimS>> {
FC_fixture() : fc() {}
inline static constexpr Dim_t sdim() { return DimS; }
inline static constexpr Dim_t mdim() { return DimM; }
inline static constexpr bool global() { return Global; }
using FC_t = std::conditional_t<Global, GlobalFieldCollection<DimS>,
LocalFieldCollection<DimS>>;
FC_t fc;
};
using test_collections =
boost::mpl::list<FC_fixture<2, 2, true>, FC_fixture<2, 3, true>,
FC_fixture<3, 3, true>, FC_fixture<2, 2, false>,
FC_fixture<2, 3, false>, FC_fixture<3, 3, false>>;
constexpr Dim_t order{4}, matrix_order{2};
//! Test fixture for multiple fields in the collection
template <Dim_t DimS, Dim_t DimM, bool Global>
struct FC_multi_fixture {
using FC_t = std::conditional_t<Global, GlobalFieldCollection<DimS>,
LocalFieldCollection<DimS>>;
using T4_t = TensorField<FC_t, Real, order, DimM>;
using T2_t = TensorField<FC_t, Real, matrix_order, DimM>;
using Sc_t = ScalarField<FC_t, Int>;
using M2_t = MatrixField<FC_t, Complex, DimS, DimM>;
using Dyn_t = TypedField<FC_t, Real>;
FC_multi_fixture()
: fc(), t4_field{make_field<T4_t>("Tensorfield Real o4",
fc)}, // Real tensor field
t2_field{make_field<T2_t>("Tensorfield Real o2",
fc)}, // Real tensor field
sc_field{
make_field<Sc_t>("integer Scalar", fc)}, // integer scalar field
m2_field{make_field<M2_t>("Matrixfield Complex sdim x mdim",
fc)}, // complex matrix field
dyn_field{make_field<Dyn_t>("Dynamically sized Field", fc, 12)} {}
inline static constexpr Dim_t sdim() { return DimS; }
inline static constexpr Dim_t mdim() { return DimM; }
inline static constexpr bool global() { return Global; }
FC_t fc;
T4_t & t4_field;
T2_t & t2_field;
Sc_t & sc_field;
M2_t & m2_field;
Dyn_t & dyn_field;
};
using mult_collections = boost::mpl::list<
FC_multi_fixture<2, 2, true>, FC_multi_fixture<2, 3, true>,
FC_multi_fixture<3, 3, true>, FC_multi_fixture<2, 2, false>,
FC_multi_fixture<2, 3, false>, FC_multi_fixture<3, 3, false>>;
//! Test fixture for iterators over multiple fields
template <Dim_t DimS, Dim_t DimM, bool Global>
struct FC_iterator_fixture : public FC_multi_fixture<DimS, DimM, Global> {
using Parent = FC_multi_fixture<DimS, DimM, Global>;
FC_iterator_fixture() : Parent() { this->fill(); }
template <bool isGlobal = Global>
std::enable_if_t<isGlobal> fill() {
static_assert(Global == isGlobal, "You're breaking my SFINAE plan");
Ccoord_t<Parent::sdim()> size;
Ccoord_t<Parent::sdim()> loc{};
for (auto && s : size) {
s = cube_size();
}
this->fc.initialise(size, loc);
}
template <bool notGlobal = !Global>
std::enable_if_t<notGlobal> fill(int dummy = 0) {
static_assert(notGlobal != Global, "You're breaking my SFINAE plan");
testGoodies::RandRange<Int> rng;
this->fc.add_pixel({0, 0});
for (int i = 0 * dummy; i < sele_size(); ++i) {
Ccoord_t<Parent::sdim()> pixel;
for (auto && s : pixel) {
s = rng.randval(0, 7);
}
this->fc.add_pixel(pixel);
}
this->fc.initialise();
}
constexpr static Dim_t cube_size() { return 3; }
constexpr static Dim_t sele_size() { return 7; }
};
using iter_collections = boost::mpl::list<
FC_iterator_fixture<2, 2, true>, FC_iterator_fixture<2, 3, true>,
FC_iterator_fixture<3, 3, true>, FC_iterator_fixture<2, 2, false>,
FC_iterator_fixture<2, 3, false>, FC_iterator_fixture<3, 3, false>>;
using glob_iter_colls = boost::mpl::list<FC_iterator_fixture<2, 2, true>,
FC_iterator_fixture<2, 3, true>,
FC_iterator_fixture<3, 3, true>>;
} // namespace muGrid
#endif // TESTS_LIBMUGRID_TEST_FIELD_COLLECTIONS_HH_
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