rule "remove_fields_by_name"
when true
then
  set_field(field: "a.1", value: "a.1");
  set_field(field: "a_1", value: "a_1");
  set_field(field: "f1", value: "f1");
  set_field(field: "f2", value: "f2");

  remove_multiple_fields(names:["a.1", "f1"]);

  // invalid - should be NOOP
  remove_multiple_fields(names:["dummy"]);
  remove_multiple_fields(names:[]);
  remove_multiple_fields();
end
