public void TestMailDelivery()
{
using var server = new LoopbackSmtpServer();
using SmtpClient client = server.CreateClient();
client.Credentials = new NetworkCredential("Foo", "Bar");
MailMessage msg = new MailMessage("*****@*****.**", "*****@*****.**", "hello", "howdydoo");
client.Send(msg);
Assert.Equal("<*****@*****.**>", server.MailFrom);
Assert.Equal("<*****@*****.**>", server.MailTo);
Assert.Equal("hello", server.Message.Subject);
Assert.Equal("howdydoo", server.Message.Body);
Assert.Equal(GetClientDomain(), server.ClientDomain);
Assert.Equal("Foo", server.Username);
Assert.Equal("Bar", server.Password);
Assert.Equal("LOGIN", server.AuthMethodUsed, StringComparer.OrdinalIgnoreCase);
}
public async Task TestCredentialsCopyInAsyncContext()
{
using var server = new LoopbackSmtpServer();
using SmtpClient client = server.CreateClient();
MailMessage msg = new MailMessage("*****@*****.**", "*****@*****.**", "hello", "howdydoo");
CredentialCache cache = new CredentialCache();
cache.Add("localhost", server.Port, "NTLM", CredentialCache.DefaultNetworkCredentials);
client.Credentials = cache;
// The mock server doesn't actually understand NTLM, but still advertises support for it
server.AdvertiseNtlmAuthSupport = true;
await Assert.ThrowsAsync <SmtpException>(async() => await client.SendMailAsync(msg));
Assert.Equal("NTLM", server.AuthMethodUsed, StringComparer.OrdinalIgnoreCase);
}