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test_fe_engine_fixture.hh
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Mon, Nov 18, 19:06

test_fe_engine_fixture.hh
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/* -------------------------------------------------------------------------- */
#include "element_class.hh"
#include "fe_engine.hh"
#include "integrator_gauss.hh"
#include "shape_lagrange.hh"
#include "test_gtest_utils.hh"
/* -------------------------------------------------------------------------- */
#include <gtest/gtest.h>
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_TEST_FE_ENGINE_FIXTURE_HH__
#define __AKANTU_TEST_FE_ENGINE_FIXTURE_HH__
using namespace akantu;
/// Generic class for FEEngine tests
template <typename type_, template <ElementKind> class shape_t,
ElementKind kind = _ek_regular>
class TestFEMBaseFixture : public ::testing::Test {
public:
static constexpr const ElementType type = type_::value;
static constexpr const size_t dim = ElementClass<type>::getSpatialDimension();
using FEM = FEEngineTemplate<IntegratorGauss, shape_t, kind>;
/// Setup reads mesh corresponding to element type and initializes an FEEngine
void SetUp() override {
const auto dim = this->dim;
const auto type = this->type;
mesh = std::make_unique<Mesh>(dim);
std::stringstream meshfilename;
meshfilename << type << ".msh";
this->readMesh(meshfilename.str());
lower = mesh->getLowerBounds();
upper = mesh->getUpperBounds();
nb_element = this->mesh->getNbElement(type);
fem = std::make_unique<FEM>(*mesh, dim, "my_fem");
fem->initShapeFunctions();
nb_quadrature_points_total = fem->getNbIntegrationPoints(type) * nb_element;
SCOPED_TRACE(aka::to_string(type));
}
void TearDown() override {
fem.reset(nullptr);
mesh.reset(nullptr);
}
/// Should be reimplemented if further treatment of the mesh is needed
virtual void readMesh(std::string file_name) { mesh->read(file_name); }
protected:
std::unique_ptr<FEM> fem;
std::unique_ptr<Mesh> mesh;
UInt nb_element;
UInt nb_quadrature_points_total;
Vector<Real> lower;
Vector<Real> upper;
};
template <typename type_, template <ElementKind> class shape_t,
ElementKind kind>
constexpr const ElementType TestFEMBaseFixture<type_, shape_t, kind>::type;
template <typename type_, template <ElementKind> class shape_t,
ElementKind kind>
constexpr const size_t TestFEMBaseFixture<type_, shape_t, kind>::dim;
/* -------------------------------------------------------------------------- */
/// Base class for test with Lagrange FEEngine and regular elements
template <typename type_>
using TestFEMFixture = TestFEMBaseFixture<type_, ShapeLagrange>;
/* -------------------------------------------------------------------------- */
using types = gtest_list_t<TestElementTypes>;
TYPED_TEST_CASE(TestFEMFixture, types);
#endif /* __AKANTU_TEST_FE_ENGINE_FIXTURE_HH__ */

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