private static IEnumerable <Device> GenerateDevices(int count = 0)
        {
            if (count == 0)
            {
                count = RandomDataGenerator.Integer(3, 5);
            }

            var deviceBuilder = new DeviceBuilder();

            var devices = new List <Device>();

            for (int i = 0; i < count; i++)
            {
                devices.Add(deviceBuilder.Build());
            }

            return(devices);
        }