68 lines
3.2 KiB
C++
68 lines
3.2 KiB
C++
#include <concepts>
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#include <type_traits>
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#include <catch2/catch_test_macros.hpp>
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import mean_field;
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import mean_field_extension_example.rotating_stellar_model;
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TEST_CASE("The example EOS composes with existing stellar specifications",
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"[extension-example][model][type]") {
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using namespace mean_field;
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namespace example = mean_field::extension_example;
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const auto stellarModel = example::makeRotatingStellarModel({
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.equationOfState = {
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.meanMolecularWeight = 0.62,
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.boltzmannConstant = 1.380649e-16,
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.atomicMassUnit = 1.66053906660e-24,
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.radiationConstant = 7.5657e-15
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},
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.surfacePressure = dimensions::PressureValue{0.0},
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.totalMass = dimensions::MassValue{1.75},
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.totalAngularMomentum = dimensions::AngularMomentumValue{0.3},
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.rotationAxis = {0.0, 0.0, 4.0},
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.rotationCenter = {0.1, -0.2, 0.3}
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});
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using Model = std::remove_cvref_t<decltype(stellarModel)>;
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STATIC_CHECK(std::same_as<Model, example::RotatingStellarModel>);
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STATIC_CHECK(model::StellarModelType<Model>);
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STATIC_CHECK(Model::symbolicallySquare);
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STATIC_CHECK(Model::specificationCount == 4);
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STATIC_CHECK(std::same_as<model::EquationOfStateType<Model>, example::IdealGasRadiation>);
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STATIC_CHECK(Model::template containsSpecification<integral::FixedTotalMass>);
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STATIC_CHECK(Model::template containsSpecification<integral::FixedAngularMomentum>);
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STATIC_CHECK(Model::template specificationRoleCount<models::SpecificationRole::constitutive_law> == 1);
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STATIC_CHECK(Model::template specificationRoleCount<models::SpecificationRole::boundary_condition> == 1);
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STATIC_CHECK(Model::template specificationRoleCount<models::SpecificationRole::invariant> == 2);
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CHECK(stellarModel.equationOfState().parameters().meanMolecularWeight == 0.62);
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CHECK(stellarModel.surfaceCondition().targetPressure() == dimensions::PressureValue{0.0});
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CHECK(stellarModel.specification<integral::FixedTotalMass>().targetMass() == dimensions::MassValue{1.75});
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const auto &angularMomentum = stellarModel.specification<integral::FixedAngularMomentum>();
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CHECK(angularMomentum.targetAngularMomentum() == dimensions::AngularMomentumValue{0.3});
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CHECK(angularMomentum.axis()[0] == 0.0);
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CHECK(angularMomentum.axis()[1] == 0.0);
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CHECK(angularMomentum.axis()[2] == 1.0);
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CHECK(angularMomentum.center()[0] == 0.1);
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CHECK(angularMomentum.center()[1] == -0.2);
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CHECK(angularMomentum.center()[2] == 0.3);
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CHECK(stellarModel.runtimeSpecificationDescriptors().size() == 4);
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}
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TEST_CASE("The example states the current thermal-runtime boundary explicitly",
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"[extension-example][model][capability]") {
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using Model = mean_field::extension_example::RotatingStellarModel;
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/*
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* This is not a failure of model composition. It is the intended
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* compile-time rejection of a thermal EOS by a currently barotropic
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* numerical core. See the manual section 'What compiles today'.
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*/
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STATIC_CHECK(mean_field::model::StellarModelType<Model>);
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STATIC_CHECK_FALSE(mean_field::extension_example::currentEquilibriumBackendSupportsIdealGasRadiation);
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STATIC_CHECK_FALSE(mean_field::equilibrium::StellarEquilibriumModel<Model>);
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}
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