rspec_controller_helper.rb

  def enqueued_resources_for(klass, resource_type: nil)
    jobs = enqueued_jobs.find_all { |_job| _job[:job] == klass }
    resources = jobs.map {|job|
      gid = job[:args].first['_aj_globalid']
      gid && GlobalID::Locator.locate(gid)
    }
    if resource_type
      resources = resources.find_all { |resource| resource.is_a?(resource_type) }
    end
    resources
  end