public void TestGetMessageSizes()
		{
			const string welcomeMessage = "+OK";
			const string okUsername = "******";
			const string okPassword = "******";
			const string messageListAccepted = "+OK 2 messages (320 octets)";
			const string messageSize1 = "1 120";
			const string messageSize2 = "2 200";
			const string messageListEnd = ".";
			const string serverResponses = welcomeMessage + "\r\n" + okUsername + "\r\n" + okPassword + "\r\n" + messageListAccepted + "\r\n" + messageSize1 + "\r\n" + messageSize2 + "\r\n" + messageListEnd + "\r\n";

			Stream inputStream = new MemoryStream(Encoding.ASCII.GetBytes(serverResponses));
			Stream outputStream = new MemoryStream();

			Pop3Client client = new Pop3Client();
			client.Connect(new CombinedStream(inputStream, outputStream));
			client.Authenticate("test", "test");

			// Message 9 should have size 200
			List<int> messageSizes = client.GetMessageSizes();

			// The list should have size 2
			Assert.AreEqual(2, messageSizes.Count);

			// The first entry should have size 120
			Assert.AreEqual(120, messageSizes[0]);

			// The second entry should have size 200
			Assert.AreEqual(200, messageSizes[1]);
		}