From a7ce13cd166f54c27a00cf100b919d76bc35c172 Mon Sep 17 00:00:00 2001
From: heister <heister@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Thu, 6 Jun 2013 21:59:58 +0000
Subject: [PATCH] add failing test

git-svn-id: https://svn.dealii.org/branches/branch_unify_linear_algebra@29791 0785d39b-7218-0410-832d-ea1e28bc413d
---
 tests/gla/block_vec_02.cc                 | 105 ++++++++++++++++++++++
 tests/gla/block_vec_02/ncpu_2/cmp/generic |  11 +++
 tests/gla/block_vec_02/ncpu_4/cmp/generic |  31 +++++++
 3 files changed, 147 insertions(+)
 create mode 100644 tests/gla/block_vec_02.cc
 create mode 100644 tests/gla/block_vec_02/ncpu_2/cmp/generic
 create mode 100644 tests/gla/block_vec_02/ncpu_4/cmp/generic

diff --git a/tests/gla/block_vec_02.cc b/tests/gla/block_vec_02.cc
new file mode 100644
index 0000000000..f0940188e5
--- /dev/null
+++ b/tests/gla/block_vec_02.cc
@@ -0,0 +1,105 @@
+//---------------------------------------------------------------------------
+//    $Id: ghost_01.cc 28440 2013-02-17 14:35:08Z heister $
+//    Version: $Name$ 
+//
+//    Copyright (C) 2004, 2005, 2010 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.
+//
+//---------------------------------------------------------------------------
+
+
+// block vectors: test ConstraintMatrix::distribute (fails currently)
+
+#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;
+
+  IndexSet block1(10);
+  if (numproc==1)
+    block1.add_range(0,10);
+
+  if (myid==0)
+    block1.add_range(0,7);
+  if (myid==1)
+    block1.add_range(7,10);
+
+  IndexSet block2(6);
+  if (numproc==1)
+    block2.add_range(0,6);
+
+  if (myid==0)
+    block2.add_range(0,2);
+  if (myid==1)
+    block2.add_range(2,6);
+
+  std::vector<IndexSet> partitioning;
+  partitioning.push_back(block1);
+  partitioning.push_back(block2);
+
+  typename LA::MPI::BlockVector v(partitioning, MPI_COMM_WORLD);
+  v = 0.1;
+
+  deallog << v.l2_norm() << std::endl;
+
+  v(myid) = myid;
+  v.compress(VectorOperation::insert);
+
+  deallog << "size: " << v.size() << std::endl;
+  deallog << "block(0).size: " << v.block(0).size() << std::endl;
+  deallog << "block(1).size: " << v.block(1).size() << std::endl;
+  if (block1.n_elements()>0)
+    deallog << "my first entry: " << v(block1.nth_index_in_set(0)) << std::endl;
+
+
+  ConstraintMatrix cm;
+  cm.add_line(1);
+  cm.add_entry(1 ,2, 3.0);
+  cm.close();
+  
+  if (myid==0)
+    deallog << "before: " << v(1) << std::endl;
+  cm.distribute(v); // this should set x(1)= 3.0 * x(2) = 12.0
+  if (myid==0)
+    deallog << "after: " << v(1) << std::endl;
+  
+				   // 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/block_vec_02/ncpu_2/cmp/generic b/tests/gla/block_vec_02/ncpu_2/cmp/generic
new file mode 100644
index 0000000000..eb8100b379
--- /dev/null
+++ b/tests/gla/block_vec_02/ncpu_2/cmp/generic
@@ -0,0 +1,11 @@
+
+DEAL:0:PETSc::numproc=10
+DEAL:0:PETSc::0:0.000
+DEAL:0:PETSc::1:2.000
+DEAL:0:PETSc::ghost: 2.000
+DEAL:0:PETSc::OK
+DEAL:0:Trilinos::numproc=10
+DEAL:0:Trilinos::0:0.000
+DEAL:0:Trilinos::1:2.000
+DEAL:0:Trilinos::ghost: 2.000
+DEAL:0:Trilinos::OK
diff --git a/tests/gla/block_vec_02/ncpu_4/cmp/generic b/tests/gla/block_vec_02/ncpu_4/cmp/generic
new file mode 100644
index 0000000000..17a7739b76
--- /dev/null
+++ b/tests/gla/block_vec_02/ncpu_4/cmp/generic
@@ -0,0 +1,31 @@
+
+DEAL:0:PETSc::numproc=4
+DEAL:0:PETSc::0: 0.00000
+DEAL:0:PETSc::1: 2.00000
+DEAL:0:PETSc::before: 2.00000
+DEAL:0:PETSc::after: 12.0000
+DEAL:0:PETSc::OK
+DEAL:0:Trilinos::numproc=4
+DEAL:0:Trilinos::0: 0.00000
+DEAL:0:Trilinos::1: 2.00000
+DEAL:0:Trilinos::before: 2.00000
+DEAL:0:Trilinos::after: 12.0000
+DEAL:0:Trilinos::OK
+
+DEAL:1:PETSc::2: 4.00000
+DEAL:1:PETSc::3: 6.00000
+DEAL:1:Trilinos::2: 4.00000
+DEAL:1:Trilinos::3: 6.00000
+
+
+DEAL:2:PETSc::4: 8.00000
+DEAL:2:PETSc::5: 10.0000
+DEAL:2:Trilinos::4: 8.00000
+DEAL:2:Trilinos::5: 10.0000
+
+
+DEAL:3:PETSc::6: 12.0000
+DEAL:3:PETSc::7: 14.0000
+DEAL:3:Trilinos::6: 12.0000
+DEAL:3:Trilinos::7: 14.0000
+
-- 
2.39.5