From c3476b2fb9cce5fb7d057d8d6edfe8ee6c82dff0 Mon Sep 17 00:00:00 2001
From: heister <heister@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Sat, 23 Nov 2013 20:31:46 +0000
Subject: [PATCH] add failing test

git-svn-id: https://svn.dealii.org/trunk@31775 0785d39b-7218-0410-832d-ea1e28bc413d
---
 tests/mpi/crash_05.cc              | 91 ++++++++++++++++++++++++++++++
 tests/mpi/crash_05.mpirun=2.output |  2 +
 2 files changed, 93 insertions(+)
 create mode 100644 tests/mpi/crash_05.cc
 create mode 100644 tests/mpi/crash_05.mpirun=2.output

diff --git a/tests/mpi/crash_05.cc b/tests/mpi/crash_05.cc
new file mode 100644
index 0000000000..dc58e13408
--- /dev/null
+++ b/tests/mpi/crash_05.cc
@@ -0,0 +1,91 @@
+// ---------------------------------------------------------------------
+// $Id$
+//
+// Copyright (C) 2008 - 2013 by the deal.II authors
+//
+// This file is part of the deal.II library.
+//
+// The deal.II library is free software; you can use it, 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 2.1 of the License, or (at your option) any later version.
+// The full text of the license can be found in the file LICENSE at
+// the top level of the deal.II distribution.
+//
+// ---------------------------------------------------------------------
+
+
+
+// test hits an exception in hanging_node constraints when using RT elements in parallel
+// reported by francesco.cattoglio on the mailing list on 2013/11/22
+/*
+905: --------------------------------------------------------
+905: An error occurred in line <1898> of file </scratch/deal-trunk/deal.II/include/deal.II/lac/constraint_matrix.h> in function
+905:     void dealii::ConstraintMatrix::add_line(dealii::ConstraintMatrix::size_type)
+905: The violated condition was: 
+905:     line != numbers::invalid_size_type
+905: The name and call sequence of the exception was:
+905:     ExcInternalError()
+905: Additional Information: 
+905: (none)
+905: --------------------------------------------------------
+*/
+
+#include "../tests.h"
+#include <deal.II/base/logstream.h>
+#include <deal.II/base/tensor.h>
+#include <deal.II/distributed/tria.h>
+#include <deal.II/grid/tria_accessor.h>
+#include <deal.II/grid/tria_iterator.h>
+#include <deal.II/grid/grid_generator.h>
+#include <deal.II/grid/intergrid_map.h>
+#include <deal.II/base/utilities.h>
+#include <deal.II/dofs/dof_handler.h>
+#include <deal.II/dofs/dof_tools.h>
+#include <deal.II/fe/fe_raviart_thomas.h>
+#include <deal.II/fe/fe_q.h>
+#include <deal.II/fe/fe_system.h>
+
+#include <fstream>
+#include <cstdlib>
+#include <numeric>
+
+
+template<int dim>
+void test()
+{
+    parallel::distributed::Triangulation<dim> triangulation(MPI_COMM_WORLD);
+    GridGenerator::hyper_ball(triangulation);
+    
+    if (Utilities::MPI::this_mpi_process(MPI_COMM_WORLD) == 0)
+      {
+	typename Triangulation<dim>::active_cell_iterator
+	  cell = triangulation.begin_active();
+	//cell->set_refine_flag ();
+	(++cell)->set_refine_flag ();
+      }
+
+    triangulation.execute_coarsening_and_refinement();
+    deallog << "n_cells: " << triangulation.n_global_active_cells() << std::endl;
+    FE_RaviartThomas<dim> fe(0); // crashing
+    //FESystem<dim> fe(FE_Q<dim>(1), 2); // working
+    DoFHandler<dim> dof_handler(triangulation);
+
+    dof_handler.distribute_dofs(fe);
+	
+    ConstraintMatrix constraints;
+    DoFTools::make_hanging_node_constraints(dof_handler, constraints);
+    
+    if (Utilities::MPI::this_mpi_process (MPI_COMM_WORLD) == 0)
+      deallog << "OK" << std::endl;
+}
+
+
+int main(int argc, char *argv[])
+{  
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv, 1);
+  MPILogInitAll log;
+
+  test<2>();
+  
+}
diff --git a/tests/mpi/crash_05.mpirun=2.output b/tests/mpi/crash_05.mpirun=2.output
new file mode 100644
index 0000000000..f445833684
--- /dev/null
+++ b/tests/mpi/crash_05.mpirun=2.output
@@ -0,0 +1,2 @@
+
+DEAL:2d::OK
-- 
2.39.5