message: In closest point search test, enable checking against analytical solution.
  Disable random spacing, because it leads to known false positives when
  checking against analytical solution.
diff: @@ -70,6 +70,8 @@ if(ENABLE_MPI AND MFEM_FOUND AND MFEM_USE_MPI
  --mesh-file ${quest_data_dir}/box_2D_r${_nranks}.root
  --num-samples 500
  --dist-threshold .45
  + --random-spacing
  + --check-results
  --policy ${_pol}
  --object-file dcp_object_mesh_2d_${_pol}
  --distance-file dcp_closest_point_2d_${_pol}
  @@ -91,6 +93,8 @@ if(ENABLE_MPI AND MFEM_FOUND AND MFEM_USE_MPI
  --mesh-file ${quest_data_dir}/box_2D_r${_nranks}.root
  --num-samples 500
  --dist-threshold .45
  + --random-spacing
  + --check-results
  --policy ${_pol}
  --object-file dcp_object_mesh_2d_${_pol}
  --distance-file dcp_closest_point_2d_${_pol}
  