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test_elastic_materials.cc
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Tue, May 28, 17:34

test_elastic_materials.cc
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/* -------------------------------------------------------------------------- */
#include "material_elastic.hh"
#include "material_elastic_orthotropic.hh"
#include "solid_mechanics_model.hh"
#include "test_material_fixtures.hh"
#include <gtest/gtest.h>
#include <type_traits>
/* -------------------------------------------------------------------------- */
using namespace akantu;
using types = ::testing::Types<
Traits<MaterialElastic, 1>, Traits<MaterialElastic, 2>,
Traits<MaterialElastic, 3>,
Traits<MaterialElasticOrthotropic, 1>,
Traits<MaterialElasticOrthotropic, 2>,
Traits<MaterialElasticOrthotropic, 3>>;
/*****************************************************************/
template <> void FriendMaterial<MaterialElastic<3>>::testComputeStress() {
Real E = 1.;
Real nu = .3;
setParam("E", E);
setParam("nu", nu);
setParam("rho", nu);
// std::cout << *this << std::endl;
Real epsilon = 1.;
const Matrix<Real> grad_u = {{0, epsilon, 0}, {epsilon, 0, 0}, {0, 0, 0}};
Matrix<Real> sigma(3, 3);
this->computeStressOnQuad(grad_u, sigma, 0.);
Matrix<Real> sigma_expected = {{0, 1, 0}, {1, 0, 0}, {0, 0, 0}};
sigma_expected *= E / (1 + nu);
auto diff = sigma - sigma_expected;
Real stress_error = diff.norm<L_inf>();
ASSERT_DOUBLE_EQ(stress_error, 0.);
}
/*****************************************************************/
template <>
void FriendMaterial<MaterialElastic<3>>::testComputeTangentModuli() {
TO_IMPLEMENT;
}
/*****************************************************************/
template <> void FriendMaterial<MaterialElastic<3>>::testEnergyDensity() {
TO_IMPLEMENT;
}
/*****************************************************************/
template <> void FriendMaterial<MaterialElastic<2>>::testComputeStress() {
TO_IMPLEMENT;
}
/*****************************************************************/
template <>
void FriendMaterial<MaterialElastic<2>>::testComputeTangentModuli() {
TO_IMPLEMENT;
}
/*****************************************************************/
template <> void FriendMaterial<MaterialElastic<2>>::testEnergyDensity() {
TO_IMPLEMENT;
}
/*****************************************************************/
template <> void FriendMaterial<MaterialElastic<1>>::testComputeStress() {
TO_IMPLEMENT;
}
/*****************************************************************/
template <>
void FriendMaterial<MaterialElastic<1>>::testComputeTangentModuli() {
TO_IMPLEMENT;
}
/*****************************************************************/
template <> void FriendMaterial<MaterialElastic<1>>::testEnergyDensity() {
TO_IMPLEMENT;
}
/*****************************************************************/
namespace {
template <typename T>
class TestElasticMaterialFixture : public ::TestMaterialFixture<T> {};
TYPED_TEST_CASE(TestElasticMaterialFixture, types);
TYPED_TEST(TestElasticMaterialFixture, ElasticComputeStress) {
this->material->testComputeStress();
}
TYPED_TEST(TestElasticMaterialFixture, ElasticEnergyDensity) {
this->material->testEnergyDensity();
}
TYPED_TEST(TestElasticMaterialFixture, ElasticComputeTangentModuli) {
this->material->testComputeTangentModuli();
}
}
/*****************************************************************/

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