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rAKA/test/test_model/test_solid_mechanics_model/test_materials/test_material_thermal.cc
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test_material_thermal.cc
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/**
* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* Akantu 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 of the License, or (at your option) any
* later version.
*
* Akantu 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*/
/* -------------------------------------------------------------------------- */
#include "material_thermal.hh"
#include "solid_mechanics_model.hh"
#include "test_material_fixtures.hh"
/* -------------------------------------------------------------------------- */
#include <gtest/gtest.h>
#include <type_traits>
/* -------------------------------------------------------------------------- */
using namespace akantu;
using mat_types =
::testing::Types<Traits<MaterialThermal, 1>, Traits<MaterialThermal, 2>,
Traits<MaterialThermal, 3>>;
/* -------------------------------------------------------------------------- */
template <> void FriendMaterial<MaterialThermal<3>>::testComputeStress() {
Real E = 1.;
Real nu = .3;
Real alpha = 2;
setParam("E", E);
setParam("nu", nu);
setParam("alpha", alpha);
Real deltaT = 1;
Real sigma = 0;
this->computeStressOnQuad(
make_named_tuple("sigma_th"_n = sigma, "delta_T"_n = deltaT));
Real solution = -E / (1 - 2 * nu) * alpha * deltaT;
auto error = std::abs(sigma - solution);
ASSERT_NEAR(error, 0, 1e-14);
}
template <> void FriendMaterial<MaterialThermal<2>>::testComputeStress() {
Real E = 1.;
Real nu = .3;
Real alpha = 2;
setParam("E", E);
setParam("nu", nu);
setParam("alpha", alpha);
Real deltaT = 1;
Real sigma = 0;
this->computeStressOnQuad(
make_named_tuple("sigma_th"_n = sigma, "delta_T"_n = deltaT));
Real solution = -E / (1 - 2 * nu) * alpha * deltaT;
auto error = std::abs(sigma - solution);
ASSERT_NEAR(error, 0, 1e-14);
}
template <> void FriendMaterial<MaterialThermal<1>>::testComputeStress() {
Real E = 1.;
Real nu = .3;
Real alpha = 2;
setParam("E", E);
setParam("nu", nu);
setParam("alpha", alpha);
Real deltaT = 1;
Real sigma = 0;
this->computeStressOnQuad(
make_named_tuple("sigma_th"_n = sigma, "delta_T"_n = deltaT));
Real solution = -E * alpha * deltaT;
auto error = std::abs(sigma - solution);
ASSERT_NEAR(error, 0, 1e-14);
}
namespace {
template <typename T>
class TestMaterialThermalFixture : public ::TestMaterialFixture<T> {};
TYPED_TEST_SUITE(TestMaterialThermalFixture, mat_types, );
TYPED_TEST(TestMaterialThermalFixture, ThermalComputeStress) {
this->material->testComputeStress();
}
} // namespace
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