# File lib/heroku/api/mock.rb, line 82
      def self.get_mock_addon_price(mock_data, addon)
        addon_data = get_mock_addon(mock_data, addon)
        price_cents = addon_data['price_cents'] || 0
        price = format("$%d/mo", price_cents / 100)
        if price == '$0/mo'
          price = 'free'
        end
        price
      end