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: use_register_with_handler_method_test.rb
    path of file: ./repos/ruby-lsp/test/rubocop/cop/ruby_lsp
    
    the code of the file until where you have to start completion: # typed: true
# frozen_string_literal: true

require "test_helper"

require "rubocop-minitest"
require "rub
    
  def test_registers_offense_when_both_are_mismatching
    assert_offense(<<~RUBY)
       class MyListener
        def initialize(dispatcher)
          dispatcher.register(
            self,
            :on_string_node_enter,
            ^^^^^^^^^^^^^^^^^^^^^ RubyLsp/UseRegisterWithHandlerMethod: Registered to `on_string_node_enter` without a handler defined.
          )
        end

        def on_string_node_leave(node)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ RubyLsp/UseRegisterWithHandlerMethod: Created a handler without registering the associated `on_string_node_leave` event.
        end
      end