Fake SMTP server for testing emails

<system.net>
  <mailSetting>
    <smtp from="john.doe@example.org">
      <network defaultCredetials="false"
        host="app.debugmail.io"
        port="<project port>"
        userName="<project login>"
        password="<project password>"
        enableSsl="false" />
    </smtp>
  </mailSetting>
</system.net>

var transporter =
nodemailer.createTransport(smtpTransport({
  host: 'app.debugmail.io',
  port: 25,
  auth: {
    user: 'user@example.org',
    pass: '<project password>'
  }
}));

return array(
    "driver" => "smtp",
    "host" => "app.debugmail.io",
    "port" => <project port>,
    "from" => array(
        "address" => "john.doe@example.org",
        "name" => "John Doe"
    ),
    "encryption" => "tls",
    "username" => <project login>,
    "password" => <project password>,
    "sendmail" => "/usr/sbin/sendmail -bs",
    "pretend" => false
);

// Setup SMTP transport using LOGIN authentication
$transport = new SmtpTransport();
$options = new SmtpOptions(array(
    "name" => "debugmail",
    "host" => "app.debugmail.io",
    "port" => <project port>,
    "connection_class" => "plain",
    "connection_config" => array(
        "username" => <project login>,
        "password" => <project password>
    )
));
$transport->setOptions($options);

EMAIL_HOST = "app.debugmail.io"
EMAIL_HOST_USER = <project login>
EMAIL_HOST_PASSWORD = <project password>
EMAIL_PORT = <project port>

app.config["MAIL_SERVER"]="app.debugmail.io"
app.config["MAIL_PORT"] = 25
app.config["MAIL_USERNAME"] = <project login>
app.config["MAIL_PASSWORD"] = <project password>
app.config["MAIL_USE_TLS"] = True

:address => "app.debugmail.io",
:user_name => <project login>,
:password => <project password>,
:port => <project port>,
:authentication => "plain",
:enable_starttls_auto => true