From 498a1bdce468e72f4ecd8452968f09685cf5b73a Mon Sep 17 00:00:00 2001
From: bangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Wed, 10 Apr 2013 03:15:07 +0000
Subject: [PATCH] New test.

git-svn-id: https://svn.dealii.org/trunk@29233 0785d39b-7218-0410-832d-ea1e28bc413d
---
 tests/codim_one/extract_boundary_mesh_07.cc   | 118 ++++++++++++++++++
 .../extract_boundary_mesh_07/cmp/generic      |   5 +
 2 files changed, 123 insertions(+)
 create mode 100644 tests/codim_one/extract_boundary_mesh_07.cc
 create mode 100644 tests/codim_one/extract_boundary_mesh_07/cmp/generic

diff --git a/tests/codim_one/extract_boundary_mesh_07.cc b/tests/codim_one/extract_boundary_mesh_07.cc
new file mode 100644
index 0000000000..a1237e0a75
--- /dev/null
+++ b/tests/codim_one/extract_boundary_mesh_07.cc
@@ -0,0 +1,118 @@
+//----------------------------  extract_boundary_mesh_07.cc  ---------------------------
+//    $Id$
+//    Version: $Name$
+//
+//    Copyright (C) 2010, 2013 by the deal.II authors
+//
+//    This file is subject to QPL and may not be  distributed
+//    without copyright and license information. Please refer
+//    to the file deal.II/doc/license.html for the  text  and
+//    further information on this license.
+//
+//----------------------------  extract_boundary_mesh_07.cc  ---------------------------
+
+// verify that we can indeed call extract_boundary_mesh with DoFHandler
+// arguments. based on a test by Korosh Taebi
+
+#include "../tests.h"
+
+#include <deal.II/base/quadrature_lib.h>
+#include <deal.II/base/function.h>
+#include <deal.II/grid/tria.h>
+#include <deal.II/grid/tria_iterator.h>
+#include <deal.II/grid/tria_accessor.h>
+#include <deal.II/grid/tria_boundary_lib.h>
+#include <deal.II/grid/grid_generator.h>
+#include <deal.II/grid/grid_tools.h>
+#include <deal.II/dofs/dof_handler.h>
+#include <deal.II/dofs/dof_accessor.h>
+#include <deal.II/dofs/dof_tools.h>
+#include <deal.II/fe/fe_values.h>
+#include <deal.II/fe/fe_system.h>
+#include <deal.II/numerics/data_out.h>
+#include <deal.II/numerics/vector_tools.h>
+#include <deal.II/numerics/matrix_tools.h>
+#include <deal.II/fe/mapping_q_eulerian.h>
+
+#include <fstream>
+#include <iostream>
+
+namespace Step38
+{
+  using namespace dealii;
+
+  template <int spacedim>
+  class Extract_Mesh_Test
+  {
+  public:
+    Extract_Mesh_Test ();
+    void run ();
+
+  private:
+    static const unsigned int boundary_dim = spacedim-1;
+
+    Triangulation<spacedim> 				 volume_mesh_triangulation;
+    Triangulation<boundary_dim,spacedim>   boundary_triangulation;
+
+    FE_Q<spacedim>					 	 space_fe;
+    FE_Q<boundary_dim,spacedim>            boundary_fe;
+
+    DoFHandler<spacedim>					 space_dof_handler;
+    DoFHandler<boundary_dim,spacedim>      contact_dof_handler;
+
+  };
+
+
+  template <int spacedim>
+  Extract_Mesh_Test<spacedim>::
+  Extract_Mesh_Test ()
+  :
+  space_fe (spacedim),
+  boundary_fe (1),
+  space_dof_handler(volume_mesh_triangulation),
+  contact_dof_handler(boundary_triangulation)
+  {}
+
+  template <int spacedim>
+  void Extract_Mesh_Test<spacedim>::run ()
+  {
+    GridGenerator::hyper_cube(volume_mesh_triangulation);
+    std::set<types::boundary_id> boundary_ids;
+    boundary_ids.insert(0);
+
+    space_dof_handler.distribute_dofs(space_fe);
+
+    std::map<typename DoFHandler<boundary_dim, spacedim>::cell_iterator,
+	     typename DoFHandler<spacedim>::face_iterator>
+      element_assignment =
+      GridTools::extract_boundary_mesh(space_dof_handler,
+				       contact_dof_handler,
+				       boundary_ids);
+
+    contact_dof_handler.distribute_dofs(boundary_fe);
+
+    typename std::map<typename DoFHandler<boundary_dim, spacedim>::cell_iterator,typename DoFHandler<spacedim>::face_iterator>::iterator Iterator;
+
+    for (Iterator = element_assignment.begin();Iterator != element_assignment.end(); ++Iterator)
+      {
+	deallog << "element_assignment maps " << Iterator->first << " onto " << Iterator->second << std::endl;
+      }
+
+  }
+}
+
+
+int main ()
+{
+  std::ofstream logfile("extract_boundary_mesh_07/output");
+  deallog.attach(logfile);
+  deallog.depth_console(0);
+
+  {
+    using namespace dealii;
+    using namespace Step38;
+
+    Extract_Mesh_Test<2> Test;
+    Test.run();
+  }
+ }
diff --git a/tests/codim_one/extract_boundary_mesh_07/cmp/generic b/tests/codim_one/extract_boundary_mesh_07/cmp/generic
new file mode 100644
index 0000000000..8b93bf1439
--- /dev/null
+++ b/tests/codim_one/extract_boundary_mesh_07/cmp/generic
@@ -0,0 +1,5 @@
+
+DEAL::element_assignment maps 0.0 onto 1
+DEAL::element_assignment maps 0.1 onto 2
+DEAL::element_assignment maps 0.2 onto 0
+DEAL::element_assignment maps 0.3 onto 3
-- 
2.39.5