netcdf-c/ncdump/scope_ancestor_subgroup.cdl

netcdf scope_ancestor_subgroup {
types:
  ubyte enum test_enum_type {OPTION1 = 0, OPTION2 = 1, OPTION3 = 2} ;
  dimensions:
  	d1 = 1 ;
  	d2 = 1 ;
group: test_group {
  variables:
  	test_enum_type test_variable(d1,d2);
  		test_enum_type test_variable:_FillValue = OPTION1 ;
  group: sub_group {
      types:
        ubyte enum test_enum_type {OPTION1 = 0, OPTION2 = 1, OPTION3 = 2} ;
      dimensions:
  	d1 = 1 ;
  	d2 = 1 ;
  } // group sub_group

  } // group test_group
}