MeshDeletionsTest Class Reference

Inheritance diagram for MeshDeletionsTest:

Public Member Functions
	LIBMESH_CPPUNIT_TEST_SUITE (MeshDeletionsTest)
	This test ensures operations like delete_elem don't cause problems with later mesh preparation. More...
	CPPUNIT_TEST (testDeleteElemReplicated)
	CPPUNIT_TEST (testDeleteElemDistributed)
	CPPUNIT_TEST_SUITE_END ()
void	setUp ()
void	tearDown ()
void	testDeleteElem (UnstructuredMesh &mesh)
void	testDeleteElemReplicated ()
void	testDeleteElemDistributed ()

Detailed Description

Definition at line 14 of file mesh_deletions.C.

Member Function Documentation

CPPUNIT_TEST() [1/2]

MeshDeletionsTest::CPPUNIT_TEST

(

testDeleteElemReplicated

)

CPPUNIT_TEST() [2/2]

MeshDeletionsTest::CPPUNIT_TEST

(

testDeleteElemDistributed

)

CPPUNIT_TEST_SUITE_END()

MeshDeletionsTest::CPPUNIT_TEST_SUITE_END

(

)

LIBMESH_CPPUNIT_TEST_SUITE()

MeshDeletionsTest::LIBMESH_CPPUNIT_TEST_SUITE

(

MeshDeletionsTest

)

This test ensures operations like delete_elem don't cause problems with later mesh preparation.

setUp()

void MeshDeletionsTest::setUp ( )

inline

Definition at line 32 of file mesh_deletions.C.

  {
  }

tearDown()

void MeshDeletionsTest::tearDown ( )

inline

Definition at line 36 of file mesh_deletions.C.

  {
  }

testDeleteElem()

void MeshDeletionsTest::testDeleteElem ( UnstructuredMesh &  mesh )

inline

Definition at line 40 of file mesh_deletions.C.

References libMesh::Partitioner::build(), libMesh::MeshTools::Generation::build_square(), libMesh::MeshBase::delete_elem(), libMesh::LINEAR_PARTITIONER, mesh, libMesh::MeshTools::n_elem(), libMesh::MeshBase::n_elem(), libMesh::MeshBase::partitioner(), libMesh::MeshBase::prepare_for_use(), libMesh::QUAD4, libMesh::MeshBase::query_elem_ptr(), and libMesh::Elem::remove_links_to_me().

  {
    LOG_UNIT_TEST;

    // Let's not trust Metis or Parmetis to give us a replicable test
    // case.
    mesh.partitioner() = Partitioner::build(LINEAR_PARTITIONER);

    MeshTools::Generation::build_square(mesh,
                                        3, 3,
                                        0., 1.,
                                        0., 1.,
                                        QUAD4);

    std::vector<std::vector<int>> deletions =
      {{1, 2, 4}, {0, 3}, {0, 2}, {1}};
    dof_id_type n_elem = 9;
    for (auto deletionset : deletions)
      {
        for (int e : deletionset)
          {
            --n_elem;
            Elem * elem = mesh.query_elem_ptr(e);
            if (elem)
              {
                elem->remove_links_to_me();
                mesh.delete_elem(elem);
              }
          }

        mesh.prepare_for_use();

        CPPUNIT_ASSERT_EQUAL(mesh.n_elem(), n_elem);
      }
  }

testDeleteElemDistributed()

void MeshDeletionsTest::testDeleteElemDistributed ( )

inline

Definition at line 83 of file mesh_deletions.C.

References mesh, and TestCommWorld.

  {
    LOG_UNIT_TEST;
    DistributedMesh mesh(*TestCommWorld);
    testDeleteElem(mesh);
  }

testDeleteElemReplicated()

void MeshDeletionsTest::testDeleteElemReplicated ( )

inline

Definition at line 76 of file mesh_deletions.C.

References mesh, and TestCommWorld.

  {
    LOG_UNIT_TEST;
    ReplicatedMesh mesh(*TestCommWorld);
    testDeleteElem(mesh);
  }

---

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

• tests/mesh/mesh_deletions.C