From 1cf672f04bae14be477136f341b7f8fead30d7ef Mon Sep 17 00:00:00 2001
From: heister <heister@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Fri, 1 Mar 2013 16:35:33 +0000
Subject: [PATCH] add new test

git-svn-id: https://svn.dealii.org/trunk@28694 0785d39b-7218-0410-832d-ea1e28bc413d
---
 tests/mpi/interpolate_04.cc                  | 133 +++++++++++++++++++
 tests/mpi/interpolate_04/ncpu_10/cmp/generic |   2 +
 tests/mpi/interpolate_04/ncpu_4/cmp/generic  |   2 +
 3 files changed, 137 insertions(+)
 create mode 100644 tests/mpi/interpolate_04.cc
 create mode 100644 tests/mpi/interpolate_04/ncpu_10/cmp/generic
 create mode 100644 tests/mpi/interpolate_04/ncpu_4/cmp/generic

diff --git a/tests/mpi/interpolate_04.cc b/tests/mpi/interpolate_04.cc
new file mode 100644
index 0000000000..7c0c3e34ca
--- /dev/null
+++ b/tests/mpi/interpolate_04.cc
@@ -0,0 +1,133 @@
+//---------------------------------------------------------------------------
+//    $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.
+//
+//---------------------------------------------------------------------------
+
+
+// test FETools::interpolation_difference
+
+#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/fe/fe_tools.h>
+#include <deal.II/numerics/vector_tools.h>
+#include <deal.II/lac/petsc_parallel_vector.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> dofh1(tr);
+  DoFHandler<dim> dofh2(tr);
+  dofh1.distribute_dofs (fe);
+  dofh2.distribute_dofs (fe);
+
+  ConstraintMatrix cm1;
+  cm1.close();
+  ConstraintMatrix cm2;
+  cm2.close();
+  
+  IndexSet  dof1_locally_owned_dofs = dofh1.locally_owned_dofs();
+  IndexSet  dof2_locally_owned_dofs = dofh2.locally_owned_dofs();
+  IndexSet  dof1_locally_relevant_dofs;
+  IndexSet  dof2_locally_relevant_dofs;
+  DoFTools::extract_locally_relevant_dofs (dofh2,
+					   dof2_locally_relevant_dofs);
+  DoFTools::extract_locally_relevant_dofs (dofh1,
+					   dof1_locally_relevant_dofs);
+  
+  PETScWrappers::MPI::Vector u1(MPI_COMM_WORLD, dof1_locally_owned_dofs, dof1_locally_relevant_dofs);
+
+  PETScWrappers::MPI::Vector out(MPI_COMM_WORLD, dof1_locally_owned_dofs);
+
+  FETools::interpolation_difference
+    (dofh1, cm1, u1, dofh2, cm2, out);
+
+  double norm = out.l2_norm();
+
+  if (Utilities::MPI::this_mpi_process (MPI_COMM_WORLD) == 0)
+    deallog << "norm = " << norm
+	    << std::endl;
+}
+
+
+int main(int argc, char *argv[])
+{
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv);
+
+  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_04").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();
+    }
+}
diff --git a/tests/mpi/interpolate_04/ncpu_10/cmp/generic b/tests/mpi/interpolate_04/ncpu_10/cmp/generic
new file mode 100644
index 0000000000..f4d75a0296
--- /dev/null
+++ b/tests/mpi/interpolate_04/ncpu_10/cmp/generic
@@ -0,0 +1,2 @@
+
+DEAL:0:2d::norm = 3.00000
diff --git a/tests/mpi/interpolate_04/ncpu_4/cmp/generic b/tests/mpi/interpolate_04/ncpu_4/cmp/generic
new file mode 100644
index 0000000000..f4d75a0296
--- /dev/null
+++ b/tests/mpi/interpolate_04/ncpu_4/cmp/generic
@@ -0,0 +1,2 @@
+
+DEAL:0:2d::norm = 3.00000
-- 
2.39.5