moved examples to tests

src/CMakeLists.txt

+dune_add_test(SOURCES vtkreader.cc
+  LINK_LIBRARIES dunevtk)
 
-add_executable("vtkreader" vtkreader.cc)
-target_link_dune_default_libraries("vtkreader")
-target_link_libraries("vtkreader" dunevtk)
+dune_add_test(SOURCES legacyvtkwriter.cc
+  LINK_LIBRARIES dunevtk)
 
-add_executable("legacyvtkwriter" legacyvtkwriter.cc)
-target_link_dune_default_libraries("legacyvtkwriter")
-target_link_libraries("legacyvtkwriter" dunevtk)
 
-if (dune-functions_FOUND)
-  add_executable("vtkwriter" vtkwriter.cc)
-  target_link_dune_default_libraries("vtkwriter")
-  target_link_libraries("vtkwriter" dunevtk)
+dune_add_test(SOURCES vtkwriter.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
 
-  add_executable("benchmark" benchmark.cc)
-  target_link_dune_default_libraries("benchmark")
-  target_link_libraries("benchmark" dunevtk)
+dune_add_test(SOURCES benchmark.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
 
-  add_executable("datacollector" datacollector.cc)
-  target_link_dune_default_libraries("datacollector")
-  target_link_libraries("datacollector" dunevtk)
+dune_add_test(SOURCES datacollector.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
 
-  add_executable("structuredgridwriter" structuredgridwriter.cc)
-  target_link_dune_default_libraries("structuredgridwriter")
-  target_link_libraries("structuredgridwriter" dunevtk)
+dune_add_test(SOURCES structuredgridwriter.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
 
-  add_executable("geometrygrid" geometrygrid.cc)
-  target_link_dune_default_libraries("geometrygrid")
-  target_link_libraries("geometrygrid" dunevtk)
+dune_add_test(SOURCES geometrygrid.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
 
-  add_executable("timeserieswriter" timeserieswriter.cc)
-  target_link_dune_default_libraries("timeserieswriter")
-  target_link_libraries("timeserieswriter" dunevtk)
+dune_add_test(SOURCES timeserieswriter.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
 
-  add_executable("pvdwriter" pvdwriter.cc)
-  target_link_dune_default_libraries("pvdwriter")
-  target_link_libraries("pvdwriter" dunevtk)
+dune_add_test(SOURCES pvdwriter.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
+
+dune_add_test(SOURCES vectorwriter.cc
+  LINK_LIBRARIES dunevtk
+  CMAKE_GUARD dune-functions_FOUND)
 
-  add_executable("vectorwriter" vectorwriter.cc)
-  target_link_dune_default_libraries("vectorwriter")
-  target_link_libraries("vectorwriter" dunevtk)
-endif ()
 
 if (dune-polygongrid_FOUND)
-  add_executable("polygongrid" polygongrid.cc)
-  target_link_dune_default_libraries("polygongrid")
-  target_link_libraries("polygongrid" dunevtk dunepolygongrid)
+  # CMAKE_GUARD can not be used, since a dummy target is created and linked against dunepolygongrid
+  dune_add_test(SOURCES polygongrid.cc
+    LINK_LIBRARIES dunevtk dunepolygongrid)
 endif ()
 
 add_subdirectory(test)
\ No newline at end of file

src/benchmark.cc

@@ -50,7 +50,7 @@ void writer_old (GridView const& gridView)
   for (auto const& test_case : test_cases_old) {
     t.reset();
     VTKWriter<GridView> vtkWriter(gridView, std::get<2>(test_case));
-    vtkWriter.write("writer_old_" + std::get<0>(test_case) + ".vtu",
+    vtkWriter.write("benchmark_writer_old_" + std::get<0>(test_case) + ".vtu",
       std::get<1>(test_case));
     std::cout << "  time (writer_old_" + std::get<0>(test_case) + ") = " << t.elapsed() << "\n";
   }
@@ -63,7 +63,7 @@ void writer_new (GridView const& gridView)
   for (auto const& test_case : test_cases_new) {
     t.reset();
     VtkUnstructuredGridWriter<GridView> vtkWriter(gridView, std::get<1>(test_case), std::get<2>(test_case));
-    vtkWriter.write("writer_new_" + std::get<0>(test_case) + ".vtu");
+    vtkWriter.write("benchmark_writer_new_" + std::get<0>(test_case) + ".vtu");
     std::cout << "  time (writer_new_" + std::get<0>(test_case) + ") = " << t.elapsed() << "\n";
   }
 }

src/datacollector.cc

@@ -79,6 +79,6 @@ int main(int argc, char** argv)
     FieldVector<double,dim.value> upperRight; upperRight = 1.0;
     auto numElements = filledArray<dim.value,int>(8);
     GridType grid(upperRight, numElements, 0, 0);
-    write("yasp", grid.leafGridView());
+    write("datacollector_yasp", grid.leafGridView());
   });
 }

src/geometrygrid.cc

@@ -74,5 +74,5 @@ int main (int argc, char** argv)
   using Grid = GeometryGrid<HostGrid,TorusMapper>;
   Grid grid{hostGrid, mapper};
 
-  write("torus", grid.leafGridView());
+  write("geometrygrid_torus", grid.leafGridView());
 }
\ No newline at end of file

src/legacyvtkwriter.cc

@@ -40,5 +40,5 @@ int main(int argc, char** argv)
   using Writer = VtkUnstructuredGridWriter<GridView>;
   Writer vtkWriter(gridView, Vtk::ASCII);
   vtkWriter.addPointData(p1FctWrapped);
-  vtkWriter.write("test_ascii_float32.vtu");
+  vtkWriter.write("legacyvtkwriter_ascii_float32.vtu");
 }

src/pvdwriter.cc

@@ -54,5 +54,5 @@ int main (int argc, char** argv)
   FieldVector<double,2> upperRight; upperRight = 1.0;
   auto numElements = filledArray<2,int>(8);
   GridType grid(upperRight, numElements, 0, 0);
-  write("yasp", grid.leafGridView());
+  write("pvdwriter_yasp", grid.leafGridView());
 }
\ No newline at end of file

src/structuredgridwriter.cc

@@ -81,7 +81,7 @@ void write_yaspgrid(std::integral_constant<int,dim>)
   GridType grid(upperRight,numElements,0,0);
   grid.globalRefine(1);
 
-  write("yasp_" + std::to_string(dim) + "d_", grid.leafGridView());
+  write("structuredgridwriter_yasp_" + std::to_string(dim) + "d_", grid.leafGridView());
 }
 
 template <int dim>
@@ -94,7 +94,7 @@ void write_spgrid(std::integral_constant<int,dim>)
   GridType grid(SPDomain<double,dim>::unitCube(),numElements);
   // grid.globalRefine(1);
 
-  write("sp_" + std::to_string(dim) + "d_", grid.leafGridView());
+  write("structuredgridwriter_sp_" + std::to_string(dim) + "d_", grid.leafGridView());
 #endif
 }
 

src/test/CMakeLists.txt

 dune_add_test(SOURCES reader_writer_test.cc
-              LINK_LIBRARIES dunevtk
-              CMAKE_GUARD)
+              LINK_LIBRARIES dunevtk)
 
 dune_add_test(SOURCES mixed_element_test.cc
               LINK_LIBRARIES dunevtk

src/timeserieswriter.cc

@@ -53,5 +53,5 @@ int main (int argc, char** argv)
   FieldVector<double,3> upperRight; upperRight = 1.0;
   auto numElements = filledArray<3,int>(8);
   GridType grid(upperRight, numElements, 0, 0);
-  write("yasp", grid.leafGridView());
+  write("timeserieswriter_yasp", grid.leafGridView());
 }
\ No newline at end of file

src/vectorwriter.cc

@@ -72,6 +72,6 @@ int main (int argc, char** argv)
     FieldVector<double,dim.value> upperRight; upperRight = 1.0;
     auto numElements = filledArray<dim.value,int>(8);
     GridType grid(upperRight, numElements, 0, 0);
-    write("yasp_vec", grid.leafGridView());
+    write("vectorwriter_yasp", grid.leafGridView());
   });
 }
\ No newline at end of file

src/vtkwriter.cc

@@ -83,7 +83,7 @@ int main (int argc, char** argv)
       auto numElements = filledArray<dim.value,unsigned int>(8);
       auto gridPtr = StructuredGridFactory<GridType>::createSimplexGrid(lowerLeft, upperRight, numElements);
 
-      write("ug", gridPtr->leafGridView());
+      write("vtkwriter_ug", gridPtr->leafGridView());
     }
   });
 #endif
@@ -95,6 +95,6 @@ int main (int argc, char** argv)
     FieldVector<double,dim.value> upperRight; upperRight = 1.0;
     auto numElements = filledArray<dim.value,int>(8);
     GridType grid(upperRight, numElements, 0, 0);
-    write("yasp", grid.leafGridView());
+    write("vtkwriter_yasp", grid.leafGridView());
   });
 }
\ No newline at end of file