message: Uncomment all other tests.
diff: @@ -143,40 +143,40 @@ add_custom_command(TARGET test_data
  #add_definitions(-DVISUALIZE_UNIT_TEST_RESULTS)
  -#catkin_add_gtest(test_approx_hash_array
  -# test/test_approx_hash_array.cc
  -#)
  -#target_link_libraries(test_approx_hash_array ${PROJECT_NAME})
  -
  -#catkin_add_gtest(test_tsdf_map
  -# test/test_tsdf_map.cc
  -#)
  -#target_link_libraries(test_tsdf_map ${PROJECT_NAME})
  -
  -#catkin_add_gtest(test_protobuf
  -# test/test_protobuf.cc
  -#)
  -#target_link_libraries(test_protobuf ${PROJECT_NAME})
  -
  -#catkin_add_gtest(test_tsdf_interpolator
  -# test/test_tsdf_interpolator.cc
  -#)
  -#target_link_libraries(test_tsdf_interpolator ${PROJECT_NAME})
  -
  -#catkin_add_gtest(test_layer
  -# test/test_layer.cc
  -#)
  -#target_link_libraries(test_layer ${PROJECT_NAME})
  -
  -#catkin_add_gtest(test_merge_integration
  -# test/test_merge_integration.cc
  -#)
  -#target_link_libraries(test_merge_integration ${PROJECT_NAME} ${catkin_LIBRARIES})
  -
  -#catkin_add_gtest(test_layer_utils
  -# test/test_layer_utils.cc
  -#)
  -#target_link_libraries(test_layer_utils ${PROJECT_NAME})
  +catkin_add_gtest(test_approx_hash_array
  + test/test_approx_hash_array.cc
  +)
  +target_link_libraries(test_approx_hash_array ${PROJECT_NAME})
  +
  +catkin_add_gtest(test_tsdf_map
  + test/test_tsdf_map.cc
  +)
  +target_link_libraries(test_tsdf_map ${PROJECT_NAME})
  +
  +catkin_add_gtest(test_protobuf
  + test/test_protobuf.cc
  +)
  +target_link_libraries(test_protobuf ${PROJECT_NAME})
  +
  +catkin_add_gtest(test_tsdf_interpolator
  + test/test_tsdf_interpolator.cc
  +)
  +target_link_libraries(test_tsdf_interpolator ${PROJECT_NAME})
  +
  +catkin_add_gtest(test_layer
  + test/test_layer.cc
  +)
  +target_link_libraries(test_layer ${PROJECT_NAME})
  +
  +catkin_add_gtest(test_merge_integration
  + test/test_merge_integration.cc
  +)
  +target_link_libraries(test_merge_integration ${PROJECT_NAME} ${catkin_LIBRARIES})
  +
  +catkin_add_gtest(test_layer_utils
  + test/test_layer_utils.cc
  +)
  +target_link_libraries(test_layer_utils ${PROJECT_NAME})
  catkin_add_gtest(test_sdf_integrators
  test/test_sdf_integrators.cc
  