You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: test_case_options.rb
    path of file: ./repos/jruby/test/mri/ruby/enc
    
    the code of the file until where you have to start completion: # Copyright © 2016 Kimihito Matsui (松井 仁人) and Martin J. Dürst (duerst@it.aoyama.ac.jp)

require "test/unit"

class Test
    
  def test_options_okay
    assert_okay_both_types
    assert_okay_both_types :ascii
    assert_okay_both_types :turkic
    assert_okay_both_types :lithuanian
    assert_okay_both_types :turkic, :lithuanian
    assert_okay_both_types :lithuanian, :turkic
  end