New test.

git-svn-id: https://svn.dealii.org/trunk@8916 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/tests/bits/sparse_matrix_iterator_10.cc b/tests/bits/sparse_matrix_iterator_10.cc
new file mode 100644 (file)
index 0000000..3039b2f
--- /dev/null
+++ b/tests/bits/sparse_matrix_iterator_10.cc
@@ -0,0 +1,83 @@
+//----------------------------  sparse_matrix_iterator_10.cc  ---------------------------
+//    $Id$
+//    Version: $Name$ 
+//
+//    Copyright (C) 2004 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.
+//
+//----------------------------  sparse_matrix_iterator_10.cc  ---------------------------
+
+
+// this test, extracted from dof_constraints_09 and sparse_matrix_iterator_10,
+// used to fail with aborts. this test is equivalent to
+// sparse_matrix_iterator_09, except that we use the postfix operator++
+// instead of the prefix form
+
+#include "../tests.h"
+#include <lac/sparsity_pattern.h>
+#include <lac/sparse_matrix.h>
+#include <fstream>
+#include <iostream>
+
+
+void test ()
+{
+                                   // create a sparsity pattern with totally
+                                   // empty lines (not even diagonals, since
+                                   // not quadratic)
+  SparsityPattern sparsity(4,5,1);
+  sparsity.add (1,1);
+  sparsity.add (3,1);
+  sparsity.compress ();
+
+                                   // attach a sparse matrix to it
+  SparseMatrix<double> A(sparsity);
+
+                                   // and loop over the elements of it
+  for (SparseMatrix<double>::const_iterator k=A.begin();
+       k!=A.end(); k++)
+    deallog << k->row() << ' ' << k->column() << ' ' << k->value()
+            << std::endl;
+}
+
+
+
+int main ()
+{
+  std::ofstream logfile("sparse_matrix_iterator_10.output");
+  deallog.attach(logfile);
+  deallog.depth_console(0);
+
+  try
+    {
+      test ();
+    }
+  catch (std::exception &exc)
+    {
+      std::cerr << std::endl << std::endl
+               << "----------------------------------------------------"
+               << std::endl;
+      std::cerr << "Exception on processing: " << std::endl
+               << exc.what() << std::endl
+               << "Aborting!" << std::endl
+               << "----------------------------------------------------"
+               << std::endl;
+      
+      return 1;
+    }
+  catch (...) 
+    {
+      std::cerr << std::endl << std::endl
+               << "----------------------------------------------------"
+               << std::endl;
+      std::cerr << "Unknown exception!" << std::endl
+               << "Aborting!" << std::endl
+               << "----------------------------------------------------"
+               << std::endl;
+      return 1;
+    };
+}