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: agent_ticket_create_cc_tokenizer_test.rb
    path of file: ./repos/zammad/test/browser
    
    the code of the file until where you have to start completion: # Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/

require 'browser_test_helper'

# Regression test for UI bugfix
# https://github.com/zammad/zammad/issues/1990
#
# Ensure that CC field when creating a new ticket is autocompleting user emails

class AgentTicketCreateCcTokenizerTest < TestCase
  def test_tokenizer
    @br
    
  def test_tokenizer
    @browser = browser_instance

    login(
      username: 'agent1@example.com',
      password: 'test',
      url:      browser_url,
    )
    tasks_close_all

    click(
      css: 'a[href="#ticket/create"]'
    )

    email_out_css = '.content.active li[data-type=email-out]'

    watch_for(
      css: email_out_css
    )

    click(css: email_out_css)

    token_verify('.content.active input[name=cc]', 'test@example.com')
  end