From 43b8b79b1d4c37b4f743a8d822dc49ac94fc067d Mon Sep 17 00:00:00 2001
From: heister <heister@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Wed, 25 Jul 2012 18:44:45 +0000
Subject: [PATCH] add failing test for trilinos 10.12.1

git-svn-id: https://svn.dealii.org/trunk@25733 0785d39b-7218-0410-832d-ea1e28bc413d
---
 tests/mpi/interpolate_03.cc                  | 122 +++++++++++++++++++
 tests/mpi/interpolate_03/ncpu_10/cmp/generic |   3 +
 tests/mpi/interpolate_03/ncpu_4/cmp/generic  |   3 +
 3 files changed, 128 insertions(+)
 create mode 100644 tests/mpi/interpolate_03.cc
 create mode 100644 tests/mpi/interpolate_03/ncpu_10/cmp/generic
 create mode 100644 tests/mpi/interpolate_03/ncpu_4/cmp/generic

diff --git a/tests/mpi/interpolate_03.cc b/tests/mpi/interpolate_03.cc
new file mode 100644
index 0000000000..e2599cc220
--- /dev/null
+++ b/tests/mpi/interpolate_03.cc
@@ -0,0 +1,122 @@
+//---------------------------------------------------------------------------
+//    $Id: integrate_difference.cc 24418 2011-09-26 12:52:19Z bangerth $
+//    Version: $Name$
+//
+//    Copyright (C) 2009, 2010, 2011 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.
+//
+//---------------------------------------------------------------------------
+
+
+// in Trilinos 10.12.1 interpolate() hangs with a small number of cells (smaller than the number of CPUs). This works fine in 10.4.2 and 10.8.5
+
+#include "../tests.h"
+#include "coarse_grid_common.h"
+#include <deal.II/base/logstream.h>
+#include <deal.II/base/function.h>
+#include <deal.II/base/tensor.h>
+#include <deal.II/lac/trilinos_vector.h>
+#include <deal.II/grid/tria.h>
+#include <deal.II/grid/grid_generator.h>
+#include <deal.II/distributed/tria.h>
+#include <deal.II/grid/grid_generator.h>
+#include <deal.II/grid/grid_out.h>
+#include <deal.II/dofs/dof_handler.h>
+#include <deal.II/dofs/dof_handler.h>
+#include <deal.II/dofs/dof_tools.h>
+#include <deal.II/grid/tria_accessor.h>
+#include <deal.II/grid/tria_iterator.h>
+#include <deal.II/dofs/dof_accessor.h>
+
+#include <deal.II/fe/fe_q.h>
+#include <deal.II/numerics/vectors.h>
+
+#include <fstream>
+
+
+template <int dim>
+class LinearFunction : public Function<dim> 
+{
+  public:
+    double value (const Point<dim> &p,
+		  const unsigned int) const
+      {
+	return 1;
+      }
+};
+
+
+template<int dim>
+void test()
+{
+  parallel::distributed::Triangulation<dim> tr(MPI_COMM_WORLD);
+
+  GridGenerator::hyper_cube(tr);
+//  tr.refine_global (2);
+
+  const FE_Q<dim> fe(2);
+  DoFHandler<dim> dofh(tr);
+  dofh.distribute_dofs (fe);
+  
+  TrilinosWrappers::MPI::Vector interpolated(dofh.locally_owned_dofs(),
+					     MPI_COMM_WORLD);
+  deallog << "before" << std::endl;
+  VectorTools::interpolate (dofh,
+			    LinearFunction<dim>(),
+			    interpolated);
+  deallog << "after" << std::endl;
+  
+  if (Utilities::MPI::this_mpi_process (MPI_COMM_WORLD) == 0)
+    deallog << "norm = " << interpolated.l2_norm()
+	    << std::endl;
+}
+
+
+int main(int argc, char *argv[])
+{
+#ifdef DEAL_II_COMPILER_SUPPORTS_MPI
+  MPI_Init (&argc,&argv);
+#else
+  (void)argc;
+  (void)argv;
+#endif
+
+  unsigned int myid = Utilities::MPI::this_mpi_process (MPI_COMM_WORLD);
+
+
+  deallog.push(Utilities::int_to_string(myid));
+
+  if (myid == 0)
+    {
+      std::ofstream logfile(output_file_for_mpi("interpolate_03").c_str());
+      deallog.attach(logfile);
+      deallog.depth_console(0);
+      deallog.threshold_double(1.e-10);
+
+      deallog.push("2d");
+      test<2>();
+      deallog.pop();
+
+      deallog.push("3d");
+				       //    test<3>();
+      deallog.pop();
+    }
+  else
+    {
+      deallog.push("2d");
+      test<2>();
+      deallog.pop();
+
+      deallog.push("3d");
+//      test<3>();
+      deallog.pop();
+    }
+
+#ifdef DEAL_II_COMPILER_SUPPORTS_MPI
+  MPI_Finalize();
+#endif
+}
diff --git a/tests/mpi/interpolate_03/ncpu_10/cmp/generic b/tests/mpi/interpolate_03/ncpu_10/cmp/generic
new file mode 100644
index 0000000000..02b42b4570
--- /dev/null
+++ b/tests/mpi/interpolate_03/ncpu_10/cmp/generic
@@ -0,0 +1,3 @@
+
+DEAL:0:2d::difference = 0.577350
+DEAL:0:3d::difference = 0.577350
diff --git a/tests/mpi/interpolate_03/ncpu_4/cmp/generic b/tests/mpi/interpolate_03/ncpu_4/cmp/generic
new file mode 100644
index 0000000000..02b42b4570
--- /dev/null
+++ b/tests/mpi/interpolate_03/ncpu_4/cmp/generic
@@ -0,0 +1,3 @@
+
+DEAL:0:2d::difference = 0.577350
+DEAL:0:3d::difference = 0.577350
-- 
2.39.5