public void CloneTest()
{
var pop3Settings = new Pop3Settings() { Pop3ServerPath = "pop3.example.com", SmtpServerPath = "smtp.example.com" };
pop3Settings.Pop3UserCredits.UserName = "******";
pop3Settings.SmtpUserCredits.UserName = "******";
var clone = (Pop3Settings)pop3Settings.Clone();
Assert.AreNotEqual(pop3Settings, clone);
Assert.AreEqual("pop3.example.com", pop3Settings.Pop3ServerPath);
Assert.AreEqual("pop3User", pop3Settings.Pop3UserCredits.UserName);
Assert.AreEqual("smtp.example.com", pop3Settings.SmtpServerPath);
Assert.AreEqual("smtpUser", pop3Settings.SmtpUserCredits.UserName);
}