init tnnmg tests, .cc not adapted just copy-pasted

dune/tectonic/tests/CMakeLists.txt

 add_subdirectory("contacttest")
 add_subdirectory("hdf5test")
+#add_subdirectory("tnnmgtest")
 
 dune_add_test(SOURCES globalfrictioncontainertest.cc)
 dune_add_test(SOURCES gridgluefrictiontest.cc)

dune/tectonic/tests/tnnmgtest/CMakeLists.txt

+add_custom_target(tectonic_tests_tnnmgtest SOURCES
+ # functionaltest.cfg
+)
+
+set(TNNMGTEST_SOURCE_FILES
+  ../../assemblers.cc
+  ../../data-structures/body/body.cc
+  ../../data-structures/network/levelcontactnetwork.cc
+  ../../data-structures/network/contactnetwork.cc
+  ../../data-structures/enumparser.cc
+  ../../factories/twoblocksfactory.cc
+  ../../factories/threeblocksfactory.cc
+  ../../factories/stackedblocksfactory.cc
+  #../../io/vtk.cc
+  ../../problem-data/grid/cuboidgeometry.cc
+  ../../problem-data/grid/mygrids.cc
+  ../../problem-data/grid/simplexmanager.cc
+  ../../spatial-solving/solverfactory.cc
+  staticcontacttest.cc
+)
+
+foreach(_dim 2 3)
+  set(_tnnmgtest_target functionaltest-${_dim}D)
+
+  dune_add_test(NAME ${_tnnmgtest_target} SOURCES ${TNNMGTEST_SOURCE_FILES})
+
+  add_dune_ug_flags(${_tnnmgtest_target})
+  add_dune_hdf5_flags(${_tnnmgtest_target})
+
+  set_property(TARGET ${_tnnmgtest_target} APPEND PROPERTY COMPILE_DEFINITIONS "MY_DIM=${_dim}")
+endforeach()