When unauthorized error refers to an invalid token

when_unauthorized_errors_refers_to_invalid_token.rb

context 'when the timeline is unauthorized' do
  # previous context here
  
  context 'when the unauthorized error refers to an invalid token' do
    it 'fails' do
      twitter_client = instance_double(Twitter::REST::Client)
      allow(twitter_client).to receive(:user_timeline)
        .with('screen_name', count: 5)
        .once {
          fail Twitter::Error::Unauthorized, 'Invalid or expired token'
        }

      twitter_timeline_hub = TwitterTimelineHub.new(twitter_client)

      expect { twitter_timeline_hub.call('screen_name', count: 5) }.to(
        raise_error(Twitter::Error::Unauthorized)
      )
    end
  end
end