Automated Testing

EmailGateway.cs

public class EmailGateway : IEmailGateway
{
	private readonly EmailSettings _settings;
	private readonly ILogger _logger;

	public EmailGateway(EmailSettings settings, ILogger logger)
	{
		_settings = settings;
		_logger = logger;
	}

	public void Send(MailMessage message)
	{
		_logger.Debug(() => "Sending Email message to {2} from Host={0} Port={1}".ToFormat(_settings.Host, _settings.Port, message.To.Select(x => x.Address).Join(", ")));

		using(var client = new SmtpClient(_settings.Host, _settings.Port))
		{
			if(_settings.RequiresAuthentication())
			{
				client.Credentials = new NetworkCredential(_settings.Username, _settings.Password);
			}

			client.Send(message);
		}
	}
}