--- /dev/null
+//---------------------------- sparsity_pattern_iterator_01.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.
+//
+//---------------------------- sparsity_pattern_iterator_01.cc ---------------------------
+
+
+// test SparsityPattern::iterator
+
+#include "../tests.h"
+#include <lac/sparsity_pattern.h>
+#include <fstream>
+#include <iostream>
+
+
+void test ()
+{
+ SparsityPattern sp (5,5,3);
+ for (unsigned int i=0; i<5; ++i)
+ for (unsigned int j=0; j<5; ++j)
+ if ((i+2*j+1) % 3 == 0)
+ sp.add (i,j);
+ sp.compress ();
+
+ SparsityPattern::const_iterator i = sp.begin();
+ for (; i!=sp.end(); ++i)
+ deallog << i->row() << ' ' << i->column() << std::endl;
+
+ deallog << "OK" << std::endl;
+}
+
+
+
+int main ()
+{
+ std::ofstream logfile("sparsity_pattern_iterator_01.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;
+ };
+}