--- /dev/null
+// ---------------------------------------------------------------------
+//
+// Copyright (C) 2019 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.md at
+// the top level directory of deal.II.
+//
+// ---------------------------------------------------------------------
+
+// Test the functionality of the ParsedConvergenceTable class
+
+#include <deal.II/base/function_lib.h>
+#include <deal.II/base/parsed_convergence_table.h>
+
+#include <deal.II/dofs/dof_handler.h>
+
+#include <deal.II/fe/fe_q.h>
+
+#include <deal.II/grid/grid_generator.h>
+#include <deal.II/grid/tria.h>
+
+#include <deal.II/lac/vector.h>
+
+#include <map>
+
+#include "../tests.h"
+
+int
+main()
+{
+ initlog();
+
+ ParsedConvergenceTable table;
+
+ ParameterHandler prm;
+ table.add_parameters(prm);
+
+ Triangulation<2> tria;
+ GridGenerator::hyper_cube(tria);
+
+ FE_Q<2> fe(1);
+ DoFHandler<2> dh(tria);
+
+ for (unsigned int i = 0; i < 5; ++i)
+ {
+ tria.refine_global(1);
+ dh.distribute_dofs(fe);
+ Vector<double> sol(dh.n_dofs());
+ VectorTools::interpolate(dh, Functions::CosineFunction<2>(1), sol);
+ table.error_from_exact(dh, sol, Functions::CosineFunction<2>(1));
+ }
+ table.output_table(deallog.get_file_stream());
+}
--- /dev/null
+
+dofs cells u_Linfty u_L2 u_H1
+9 4 1.183e-01 - 5.156e-02 - 2.615e-01 -
+25 16 3.291e-02 2.50 1.333e-02 2.65 1.272e-01 1.41
+81 64 8.449e-03 2.31 3.360e-03 2.34 6.313e-02 1.19
+289 256 2.126e-03 2.17 8.418e-04 2.18 3.150e-02 1.09
+1089 1024 5.325e-04 2.09 2.106e-04 2.09 1.574e-02 1.05