Add necessary header files.

git-svn-id: https://svn.dealii.org/trunk@22665 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/tests/lib/test_grids.h b/tests/lib/test_grids.h
index d8b2614b18d4c03962d783091fb49e86579fec6e..259b795491b01b4ea06bfd625b460263d19811bc 100644 (file)
--- a/tests/lib/test_grids.h
+++ b/tests/lib/test_grids.h
@@ -1,6 +1,6 @@
 //----------------------------------------------------------------------
 //    $Id$
-//    Version: $Name$ 
+//    Version: $Name$
 //
 //    Copyright (C) 2006, 2010 by the deal.II authors
 //
@@ -12,6 +12,8 @@
 //----------------------------------------------------------------------
 
 #include <grid/tria.h>
+#include <grid/tria_iterator.h>
+#include <grid/tria_accessor.h>
 #include <grid/grid_generator.h>
 
 /**
@@ -86,7 +88,7 @@ namespace TestGrids
     deallog << " steps " << tr.n_active_cells() << " active cells "
            << tr.n_cells() << " total cells " << std::endl;
   }
-  
+
                                   /**
                                    * Create a star-shaped mesh,
                                    * having more than the average