From 2eb437870a7c214cce0fa4b2017dc269acde478c Mon Sep 17 00:00:00 2001
From: heister <heister@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Mon, 5 Aug 2013 21:39:38 +0000
Subject: [PATCH] add failing test

git-svn-id: https://svn.dealii.org/trunk@30226 0785d39b-7218-0410-832d-ea1e28bc413d
---
 tests/gla/vec_05.cc                 | 108 ++++++++++++++++++++++++++++
 tests/gla/vec_05/ncpu_2/cmp/generic |  11 +++
 tests/gla/vec_05/ncpu_4/cmp/generic |  19 +++++
 3 files changed, 138 insertions(+)
 create mode 100644 tests/gla/vec_05.cc
 create mode 100644 tests/gla/vec_05/ncpu_2/cmp/generic
 create mode 100644 tests/gla/vec_05/ncpu_4/cmp/generic

diff --git a/tests/gla/vec_05.cc b/tests/gla/vec_05.cc
new file mode 100644
index 0000000000..fee6b4ee23
--- /dev/null
+++ b/tests/gla/vec_05.cc
@@ -0,0 +1,108 @@
+// ---------------------------------------------------------------------
+// $Id$
+//
+// Copyright (C) 2004 - 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 reinit()
+
+#include "../tests.h"
+#include <deal.II/lac/generic_linear_algebra.h>
+#include <deal.II/base/index_set.h>
+#include <deal.II/lac/constraint_matrix.h>
+#include <fstream>
+#include <iostream>
+#include <iomanip>
+#include <vector>
+
+#include "gla.h"
+
+template <class LA>
+void test ()
+{
+  unsigned int myid = Utilities::MPI::this_mpi_process (MPI_COMM_WORLD);
+  unsigned int numproc = Utilities::MPI::n_mpi_processes (MPI_COMM_WORLD);
+
+  if (myid==0)
+    deallog << "numproc=" << numproc << std::endl;
+
+  // each processor owns 2 indices and all
+  // are ghosting Element 1 (the second)
+
+  IndexSet local_active(numproc*2);
+  local_active.add_range(myid*2,myid*2+2);
+  IndexSet local_relevant(numproc*2);
+  local_relevant.add_range(1,2);
+
+  typename LA::MPI::Vector v(local_active, MPI_COMM_WORLD);
+  typename LA::MPI::Vector g(local_active, local_relevant, MPI_COMM_WORLD);
+
+  // set local values
+  v(myid*2)=myid*2.0;
+  v(myid*2+1)=myid*2.0+1.0;
+
+  v.compress(VectorOperation::insert);
+
+  g=v;
+
+  IndexSet local_active_big(numproc*3);
+  local_active_big.add_range(myid*3,myid*3+3);
+  typename LA::MPI::Vector big(local_active_big, MPI_COMM_WORLD);
+  
+  typename LA::MPI::Vector x;
+  Assert(!x.has_ghost_elements(), ExcInternalError());
+  Assert(x.size()==0, ExcInternalError());
+  x.reinit(v);
+  Assert(!x.has_ghost_elements(), ExcInternalError());
+  Assert(x.size()==v.size(), ExcInternalError());
+
+  x.reinit(big);
+  Assert(!x.has_ghost_elements(), ExcInternalError());
+  Assert(x.size()==big.size(), ExcInternalError());
+
+  x.reinit(v);
+  Assert(!x.has_ghost_elements(), ExcInternalError());
+  Assert(x.size()==v.size(), ExcInternalError());
+
+  x.reinit(g);
+  Assert(x.has_ghost_elements(), ExcInternalError());
+  Assert(x.size()==g.size(), ExcInternalError());
+  deallog << x(1) << std::endl;
+
+  x.reinit(v);
+  Assert(!x.has_ghost_elements(), ExcInternalError());
+  Assert(x.size()==v.size(), ExcInternalError());
+  
+  // done
+  if (myid==0)
+    deallog << "OK" << std::endl;
+}
+
+
+
+int main (int argc, char **argv)
+{
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(argc, argv, 1);
+  MPILogInitAll log(__FILE__);
+  {
+    deallog.push("PETSc");
+    test<LA_PETSc>();
+    deallog.pop();
+    deallog.push("Trilinos");
+    test<LA_Trilinos>();
+    deallog.pop();
+  }
+
+}
diff --git a/tests/gla/vec_05/ncpu_2/cmp/generic b/tests/gla/vec_05/ncpu_2/cmp/generic
new file mode 100644
index 0000000000..cfd1786731
--- /dev/null
+++ b/tests/gla/vec_05/ncpu_2/cmp/generic
@@ -0,0 +1,11 @@
+
+DEAL:0:PETSc::numproc=2
+DEAL:0:PETSc::0.00000
+DEAL:0:PETSc::OK
+DEAL:0:Trilinos::numproc=2
+DEAL:0:Trilinos::0.00000
+DEAL:0:Trilinos::OK
+
+DEAL:1:PETSc::0.00000
+DEAL:1:Trilinos::0.00000
+
diff --git a/tests/gla/vec_05/ncpu_4/cmp/generic b/tests/gla/vec_05/ncpu_4/cmp/generic
new file mode 100644
index 0000000000..548926a664
--- /dev/null
+++ b/tests/gla/vec_05/ncpu_4/cmp/generic
@@ -0,0 +1,19 @@
+
+DEAL:0:PETSc::numproc=4
+DEAL:0:PETSc::0.00000
+DEAL:0:PETSc::OK
+DEAL:0:Trilinos::numproc=4
+DEAL:0:Trilinos::0.00000
+DEAL:0:Trilinos::OK
+
+DEAL:1:PETSc::0.00000
+DEAL:1:Trilinos::0.00000
+
+
+DEAL:2:PETSc::0.00000
+DEAL:2:Trilinos::0.00000
+
+
+DEAL:3:PETSc::0.00000
+DEAL:3:Trilinos::0.00000
+
-- 
2.39.5