rails--rails/actioncable/test/test_helper.rb

require "action_cable"
require "active_support/testing/autorun"

require "puma"
require "mocha/setup"
require "rack/mock"

begin
  require "byebug"
rescue LoadError
end

# Require all the stubs and models
Dir[File.dirname(__FILE__) + "/stubs/*.rb"].each { |file| require file }

class ActionCable::TestCase < ActiveSupport::TestCase
  def wait_for_async
    wait_for_executor Concurrent.global_io_executor
  end

  def run_in_eventmachine
    yield
    wait_for_async
  end

  def wait_for_executor(executor)
    # do not wait forever, wait 2s
    timeout = 2
    until executor.completed_task_count == executor.scheduled_task_count
      sleep 0.1
      timeout -= 0.1
      raise "Executor could not complete all tasks in 2 seconds" unless timeout > 0
    end
  end
end