NonlinearImplicitSystemOperatorMatrixTest Class Reference

Inheritance diagram for NonlinearImplicitSystemOperatorMatrixTest:

Public Member Functions
	LIBMESH_CPPUNIT_TEST_SUITE (NonlinearImplicitSystemOperatorMatrixTest)
	CPPUNIT_TEST (testDefaultUsesSingleMatrixSolve)
	CPPUNIT_TEST (testOperatorMatrixUsesTwoMatrixSolve)
	CPPUNIT_TEST (testTwoMatrixSolveWithoutOverrideThrows)
	CPPUNIT_TEST_SUITE_END ()
void	setUp ()
void	tearDown ()
void	testDefaultUsesSingleMatrixSolve ()
void	testOperatorMatrixUsesTwoMatrixSolve ()
void	testTwoMatrixSolveWithoutOverrideThrows ()

Public Attributes
std::unique_ptr< Mesh >	mesh
std::unique_ptr< EquationSystems >	es
NonlinearImplicitSystem *	sys = nullptr

Detailed Description

Definition at line 107 of file nonlinear_implicit_system_test.C.

Member Function Documentation

CPPUNIT_TEST() [1/3]

NonlinearImplicitSystemOperatorMatrixTest::CPPUNIT_TEST

(

testDefaultUsesSingleMatrixSolve

)

CPPUNIT_TEST() [2/3]

NonlinearImplicitSystemOperatorMatrixTest::CPPUNIT_TEST

(

testOperatorMatrixUsesTwoMatrixSolve

)

CPPUNIT_TEST() [3/3]

NonlinearImplicitSystemOperatorMatrixTest::CPPUNIT_TEST

(

testTwoMatrixSolveWithoutOverrideThrows

)

CPPUNIT_TEST_SUITE_END()

NonlinearImplicitSystemOperatorMatrixTest::CPPUNIT_TEST_SUITE_END

(

)

LIBMESH_CPPUNIT_TEST_SUITE()

NonlinearImplicitSystemOperatorMatrixTest::LIBMESH_CPPUNIT_TEST_SUITE

(

NonlinearImplicitSystemOperatorMatrixTest

)

setUp()

void NonlinearImplicitSystemOperatorMatrixTest::setUp ( )

inline

Definition at line 126 of file nonlinear_implicit_system_test.C.

  {
    mesh = std::make_unique<Mesh>(*TestCommWorld);
    MeshTools::Generation::build_point(*mesh);
    es = std::make_unique<EquationSystems>(*mesh);
    sys = &es->add_system<NonlinearImplicitSystem>("test");
    es->init();
  }

References libMesh::MeshTools::Generation::build_point(), es, libMesh::System::init(), mesh, sys, and TestCommWorld.

tearDown()

void NonlinearImplicitSystemOperatorMatrixTest::tearDown ( )

inline

Definition at line 135 of file nonlinear_implicit_system_test.C.

  {
    sys = nullptr;
    es.reset();
    mesh.reset();
  }

References es, mesh, and sys.

testDefaultUsesSingleMatrixSolve()

void NonlinearImplicitSystemOperatorMatrixTest::testDefaultUsesSingleMatrixSolve ( )

inline

Definition at line 144 of file nonlinear_implicit_system_test.C.

  {
    LOG_UNIT_TEST;
 
    auto solver = std::make_unique<TwoMatrixNonlinearSolver>(*sys);
    auto * solver_ptr = solver.get();
    sys->nonlinear_solver = std::move(solver);
 
    sys->solve();
 
    CPPUNIT_ASSERT(solver_ptr->solved_with == sys->matrix);
    CPPUNIT_ASSERT_EQUAL(solver_ptr->single_matrix_calls, 1u);
    CPPUNIT_ASSERT_EQUAL(solver_ptr->two_matrix_calls, 0u);
  }

References libMesh::ImplicitSystem::matrix, libMesh::NonlinearImplicitSystem::nonlinear_solver, libMesh::NonlinearImplicitSystem::solve(), and sys.

testOperatorMatrixUsesTwoMatrixSolve()

void NonlinearImplicitSystemOperatorMatrixTest::testOperatorMatrixUsesTwoMatrixSolve ( )

inline

Definition at line 162 of file nonlinear_implicit_system_test.C.

  {
    LOG_UNIT_TEST;
 
    auto amat = SparseMatrix<Number>::build(*TestCommWorld);
    sys->set_operator_matrix(amat.get());
 
    auto solver = std::make_unique<TwoMatrixNonlinearSolver>(*sys);
    auto * solver_ptr = solver.get();
    sys->nonlinear_solver = std::move(solver);
 
    sys->solve();
 
    CPPUNIT_ASSERT(solver_ptr->solved_with == amat.get());
    CPPUNIT_ASSERT(solver_ptr->solved_with_pre == sys->matrix);
    CPPUNIT_ASSERT_EQUAL(solver_ptr->two_matrix_calls, 1u);
    CPPUNIT_ASSERT_EQUAL(solver_ptr->single_matrix_calls, 0u);
  }

References libMesh::SparseMatrix< T >::build(), libMesh::ImplicitSystem::matrix, libMesh::NonlinearImplicitSystem::nonlinear_solver, libMesh::NonlinearImplicitSystem::set_operator_matrix(), libMesh::NonlinearImplicitSystem::solve(), sys, and TestCommWorld.

testTwoMatrixSolveWithoutOverrideThrows()

void NonlinearImplicitSystemOperatorMatrixTest::testTwoMatrixSolveWithoutOverrideThrows ( )

inline

Definition at line 187 of file nonlinear_implicit_system_test.C.

  {
    LOG_UNIT_TEST;
 
    auto amat = SparseMatrix<Number>::build(*TestCommWorld);
    sys->set_operator_matrix(amat.get());
 
    auto solver = std::make_unique<SingleMatrixNonlinearSolver>(*sys);
    sys->nonlinear_solver = std::move(solver);
 
    CPPUNIT_ASSERT_THROW(sys->solve(), libMesh::NotImplemented);
  }

References libMesh::SparseMatrix< T >::build(), libMesh::NonlinearImplicitSystem::nonlinear_solver, libMesh::NonlinearImplicitSystem::set_operator_matrix(), libMesh::NonlinearImplicitSystem::solve(), sys, and TestCommWorld.

Member Data Documentation

es

std::unique_ptr<EquationSystems> NonlinearImplicitSystemOperatorMatrixTest::es

Definition at line 123 of file nonlinear_implicit_system_test.C.

Referenced by setUp(), and tearDown().

mesh

std::unique_ptr<Mesh> NonlinearImplicitSystemOperatorMatrixTest::mesh

Definition at line 122 of file nonlinear_implicit_system_test.C.

Referenced by setUp(), and tearDown().

sys

NonlinearImplicitSystem* NonlinearImplicitSystemOperatorMatrixTest::sys = nullptr

Definition at line 124 of file nonlinear_implicit_system_test.C.

Referenced by setUp(), tearDown(), testDefaultUsesSingleMatrixSolve(), testOperatorMatrixUsesTwoMatrixSolve(), and testTwoMatrixSolveWithoutOverrideThrows().

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The documentation for this class was generated from the following file:

• tests/systems/nonlinear_implicit_system_test.C