A textual body part.
Represents any body part with a media type of "text".
Наследование: BodyPartBasic
Пример #1
0
        static bool TryGetMultipartAlternativeBody(BodyPartMultipart multipart, bool html, out BodyPartText body)
        {
            // walk the multipart/alternative children backwards from greatest level of faithfulness to the least faithful
            for (int i = multipart.BodyParts.Count - 1; i >= 0; i--)
            {
                var          multi = multipart.BodyParts[i] as BodyPartMultipart;
                BodyPartText text  = null;

                if (multi != null)
                {
                    if (multi.ContentType.IsMimeType("multipart", "related"))
                    {
                        text = GetMultipartRelatedRoot(multi) as BodyPartText;
                    }
                    else if (multi.ContentType.IsMimeType("multipart", "alternative"))
                    {
                        // Note: nested multipart/alternatives make no sense... yet here we are.
                        if (TryGetMultipartAlternativeBody(multi, html, out body))
                        {
                            return(true);
                        }
                    }
                }
                else
                {
                    text = multipart.BodyParts[i] as BodyPartText;
                }

                if (text != null && (html ? text.IsHtml : text.IsPlain))
                {
                    body = text;
                    return(true);
                }
            }

            body = null;

            return(false);
        }
Пример #2
0
        static bool TryParse(string text, ref int index, string path, out BodyPart part)
        {
            ContentDisposition disposition;
            ContentType        contentType;

            string[] array;
            string   nstring;
            Uri      location;
            uint     number;

            part = null;

            while (index < text.Length && text[index] == ' ')
            {
                index++;
            }

            if (index >= text.Length || text[index] != '(')
            {
                if (index + 3 <= text.Length && text.Substring(index, 3) == "NIL")
                {
                    index += 3;
                    return(true);
                }

                return(false);
            }

            index++;

            if (index >= text.Length)
            {
                return(false);
            }

            if (text[index] == '(')
            {
                var prefix    = path.Length > 0 ? path + "." : string.Empty;
                var multipart = new BodyPartMultipart();
                IList <BodyPart> children;

                if (!TryParse(text, ref index, prefix, out children))
                {
                    return(false);
                }

                foreach (var child in children)
                {
                    multipart.BodyParts.Add(child);
                }

                if (!TryParse(text, ref index, true, out contentType))
                {
                    return(false);
                }

                multipart.ContentType = contentType;

                if (!TryParse(text, ref index, out disposition))
                {
                    return(false);
                }

                multipart.ContentDisposition = disposition;

                if (!TryParse(text, ref index, out array))
                {
                    return(false);
                }

                multipart.ContentLanguage = array;

                if (!TryParse(text, ref index, out location))
                {
                    return(false);
                }

                multipart.ContentLocation = location;

                part = multipart;
            }
            else
            {
                BodyPartMessage message = null;
                BodyPartText    txt     = null;
                BodyPartBasic   basic;

                if (!TryParse(text, ref index, false, out contentType))
                {
                    return(false);
                }

                if (contentType.IsMimeType("message", "rfc822"))
                {
                    basic = message = new BodyPartMessage();
                }
                else if (contentType.IsMimeType("text", "*"))
                {
                    basic = txt = new BodyPartText();
                }
                else
                {
                    basic = new BodyPartBasic();
                }

                basic.ContentType = contentType;

                if (!TryParse(text, ref index, out nstring))
                {
                    return(false);
                }

                basic.ContentId = nstring;

                if (!TryParse(text, ref index, out nstring))
                {
                    return(false);
                }

                basic.ContentDescription = nstring;

                if (!TryParse(text, ref index, out nstring))
                {
                    return(false);
                }

                basic.ContentTransferEncoding = nstring;

                if (!TryParse(text, ref index, out number))
                {
                    return(false);
                }

                basic.Octets = number;

                if (!TryParse(text, ref index, out nstring))
                {
                    return(false);
                }

                basic.ContentMd5 = nstring;

                if (!TryParse(text, ref index, out disposition))
                {
                    return(false);
                }

                basic.ContentDisposition = disposition;

                if (!TryParse(text, ref index, out array))
                {
                    return(false);
                }

                basic.ContentLanguage = array;

                if (!TryParse(text, ref index, out location))
                {
                    return(false);
                }

                basic.ContentLocation = location;

                if (message != null)
                {
                    Envelope envelope;
                    BodyPart body;

                    if (!Envelope.TryParse(text, ref index, out envelope))
                    {
                        return(false);
                    }

                    message.Envelope = envelope;

                    if (!TryParse(text, ref index, path, out body))
                    {
                        return(false);
                    }

                    message.Body = body;

                    if (!TryParse(text, ref index, out number))
                    {
                        return(false);
                    }

                    message.Lines = number;
                }
                else if (txt != null)
                {
                    if (!TryParse(text, ref index, out number))
                    {
                        return(false);
                    }

                    txt.Lines = number;
                }

                part = basic;
            }

            part.PartSpecifier = path;

            if (index >= text.Length || text[index] != ')')
            {
                return(false);
            }

            index++;

            return(true);
        }
Пример #3
0
		static bool TryGetMessageBody (BodyPartMultipart multipart, bool html, out BodyPartText body)
		{
			BodyPartMultipart multi;
			BodyPartText text;

			if (multipart.ContentType.IsMimeType ("multipart", "alternative"))
				return TryGetMultipartAlternativeBody (multipart, html, out body);

			if (!multipart.ContentType.IsMimeType ("multipart", "related")) {
				// Note: This is probably a multipart/mixed... and if not, we can still treat it like it is.
				for (int i = 0; i < multipart.BodyParts.Count; i++) {
					multi = multipart.BodyParts[i] as BodyPartMultipart;

					// descend into nested multiparts, if there are any...
					if (multi != null) {
						if (TryGetMessageBody (multi, html, out body))
							return true;

						// The text body should never come after a multipart.
						break;
					}

					text = multipart.BodyParts[i] as BodyPartText;

					// Look for the first non-attachment text part (realistically, the body text will
					// preceed any attachments, but I'm not sure we can rely on that assumption).
					if (text != null && !text.IsAttachment) {
						if (html ? text.IsHtml : text.IsPlain) {
							body = text;
							return true;
						}

						// Note: the first text/* part in a multipart/mixed is the text body.
						// If it's not in the format we're looking for, then it doesn't exist.
						break;
					}
				}
			} else {
				// Note: If the multipart/related root document is HTML, then this is the droid we are looking for.
				var root = GetMultipartRelatedRoot (multipart);

				text = root as BodyPartText;

				if (text != null) {
					body = (html ? text.IsHtml : text.IsPlain) ? text : null;
					return body != null;
				}

				// maybe the root is another multipart (like multipart/alternative)?
				multi = root as BodyPartMultipart;

				if (multi != null)
					return TryGetMessageBody (multi, html, out body);
			}

			body = null;

			return false;
		}
Пример #4
0
		static bool TryGetMultipartAlternativeBody (BodyPartMultipart multipart, bool html, out BodyPartText body)
		{
			// walk the multipart/alternative children backwards from greatest level of faithfulness to the least faithful
			for (int i = multipart.BodyParts.Count - 1; i >= 0; i--) {
				var multi = multipart.BodyParts[i] as BodyPartMultipart;
				BodyPartText text = null;

				if (multi != null) {
					if (multi.ContentType.IsMimeType ("multipart", "related")) {
						text = GetMultipartRelatedRoot (multi) as BodyPartText;
					} else if (multi.ContentType.IsMimeType ("multipart", "alternative")) {
						// Note: nested multipart/alternatives make no sense... yet here we are.
						if (TryGetMultipartAlternativeBody (multi, html, out body))
							return true;
					}
				} else {
					text = multipart.BodyParts[i] as BodyPartText;
				}

				if (text != null && (html ? text.IsHtml : text.IsPlain)) {
					body = text;
					return true;
				}
			}

			body = null;

			return false;
		}
Пример #5
0
        static bool TryGetMessageBody(BodyPartMultipart multipart, bool html, out BodyPartText body)
        {
            BodyPartMultipart multi;
            BodyPartText      text;

            if (multipart.ContentType.IsMimeType("multipart", "alternative"))
            {
                return(TryGetMultipartAlternativeBody(multipart, html, out body));
            }

            if (!multipart.ContentType.IsMimeType("multipart", "related"))
            {
                // Note: This is probably a multipart/mixed... and if not, we can still treat it like it is.
                for (int i = 0; i < multipart.BodyParts.Count; i++)
                {
                    multi = multipart.BodyParts[i] as BodyPartMultipart;

                    // descend into nested multiparts, if there are any...
                    if (multi != null)
                    {
                        if (TryGetMessageBody(multi, html, out body))
                        {
                            return(true);
                        }

                        // The text body should never come after a multipart.
                        break;
                    }

                    text = multipart.BodyParts[i] as BodyPartText;

                    // Look for the first non-attachment text part (realistically, the body text will
                    // preceed any attachments, but I'm not sure we can rely on that assumption).
                    if (text != null && !text.IsAttachment)
                    {
                        if (html ? text.IsHtml : text.IsPlain)
                        {
                            body = text;
                            return(true);
                        }

                        // Note: the first text/* part in a multipart/mixed is the text body.
                        // If it's not in the format we're looking for, then it doesn't exist.
                        break;
                    }
                }
            }
            else
            {
                // Note: If the multipart/related root document is HTML, then this is the droid we are looking for.
                var root = GetMultipartRelatedRoot(multipart);

                text = root as BodyPartText;

                if (text != null)
                {
                    body = (html ? text.IsHtml : text.IsPlain) ? text : null;
                    return(body != null);
                }

                // maybe the root is another multipart (like multipart/alternative)?
                multi = root as BodyPartMultipart;

                if (multi != null)
                {
                    return(TryGetMessageBody(multi, html, out body));
                }
            }

            body = null;

            return(false);
        }
Пример #6
0
		static bool TryParse (string text, ref int index, string path, out BodyPart part)
		{
			ContentDisposition disposition;
			ContentType contentType;
			string[] array;
			string nstring;
			Uri location;
			uint number;

			part = null;

			while (index < text.Length && text[index] == ' ')
				index++;

			if (index >= text.Length || text[index] != '(') {
				if (index + 3 <= text.Length && text.Substring (index, 3) == "NIL") {
					index += 3;
					return true;
				}

				return false;
			}

			index++;

			if (index >= text.Length)
				return false;

			if (text[index] == '(') {
				var prefix = path.Length > 0 ? path + "." : string.Empty;
				var multipart = new BodyPartMultipart ();
				IList<BodyPart> children;

				if (!TryParse (text, ref index, prefix, out children))
					return false;

				foreach (var child in children)
					multipart.BodyParts.Add (child);

				if (!TryParse (text, ref index, true, out contentType))
					return false;

				multipart.ContentType = contentType;

				if (!TryParse (text, ref index, out disposition))
					return false;

				multipart.ContentDisposition = disposition;

				if (!TryParse (text, ref index, out array))
					return false;

				multipart.ContentLanguage = array;

				if (!TryParse (text, ref index, out location))
					return false;

				multipart.ContentLocation = location;

				part = multipart;
			} else {
				BodyPartMessage message = null;
				BodyPartText txt = null;
				BodyPartBasic basic;

				if (!TryParse (text, ref index, false, out contentType))
					return false;

				if (contentType.Matches ("message", "rfc822"))
					basic = message = new BodyPartMessage ();
				else if (contentType.Matches ("text", "*"))
					basic = txt = new BodyPartText ();
				else
					basic = new BodyPartBasic ();

				basic.ContentType = contentType;

				if (!TryParse (text, ref index, out nstring))
					return false;

				basic.ContentId = nstring;

				if (!TryParse (text, ref index, out nstring))
					return false;

				basic.ContentDescription = nstring;

				if (!TryParse (text, ref index, out nstring))
					return false;

				basic.ContentTransferEncoding = nstring;

				if (!TryParse (text, ref index, out number))
					return false;

				basic.Octets = number;

				if (!TryParse (text, ref index, out nstring))
					return false;

				basic.ContentMd5 = nstring;

				if (!TryParse (text, ref index, out disposition))
					return false;

				basic.ContentDisposition = disposition;

				if (!TryParse (text, ref index, out array))
					return false;

				basic.ContentLanguage = array;

				if (!TryParse (text, ref index, out location))
					return false;

				basic.ContentLocation = location;

				if (message != null) {
					Envelope envelope;
					BodyPart body;

					if (!Envelope.TryParse (text, ref index, out envelope))
						return false;

					message.Envelope = envelope;

					if (!TryParse (text, ref index, path, out body))
						return false;

					message.Body = body;

					if (!TryParse (text, ref index, out number))
						return false;

					message.Lines = number;
				} else if (txt != null) {
					if (!TryParse (text, ref index, out number))
						return false;

					txt.Lines = number;
				}

				part = basic;
			}

			part.PartSpecifier = path;

			if (index >= text.Length || text[index] != ')')
				return false;

			index++;

			return true;
		}
Пример #7
0
		async void RenderText (IMailFolder folder, UniqueId uid, BodyPartText bodyPart)
		{
			var entity = await folder.GetBodyPartAsync (uid, bodyPart);

			RenderText ((TextPart) entity);
		}
Пример #8
-1
		public void TestArgumentExceptions ()
		{
			var commands = new List<ImapReplayCommand> ();
			commands.Add (new ImapReplayCommand ("", "dovecot.greeting.txt"));
			commands.Add (new ImapReplayCommand ("A00000000 LOGIN username password\r\n", "dovecot.authenticate.txt"));
			commands.Add (new ImapReplayCommand ("A00000001 NAMESPACE\r\n", "dovecot.namespace.txt"));
			commands.Add (new ImapReplayCommand ("A00000002 LIST \"\" \"INBOX\"\r\n", "dovecot.list-inbox.txt"));
			commands.Add (new ImapReplayCommand ("A00000003 LIST (SPECIAL-USE) \"\" \"*\"\r\n", "dovecot.list-special-use.txt"));
			commands.Add (new ImapReplayCommand ("A00000004 SELECT INBOX (CONDSTORE)\r\n", "common.select-inbox.txt"));

			using (var client = new ImapClient ()) {
				var credentials = new NetworkCredential ("username", "password");

				// Connect
				Assert.Throws<ArgumentNullException> (() => client.Connect ((Uri) null));
				Assert.Throws<ArgumentNullException> (async () => await client.ConnectAsync ((Uri) null));
				Assert.Throws<ArgumentNullException> (() => client.Connect (null, 143, false));
				Assert.Throws<ArgumentNullException> (async () => await client.ConnectAsync (null, 143, false));
				Assert.Throws<ArgumentException> (() => client.Connect (string.Empty, 143, false));
				Assert.Throws<ArgumentException> (async () => await client.ConnectAsync (string.Empty, 143, false));
				Assert.Throws<ArgumentOutOfRangeException> (() => client.Connect ("host", -1, false));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await client.ConnectAsync ("host", -1, false));
				Assert.Throws<ArgumentNullException> (() => client.Connect (null, 143, SecureSocketOptions.None));
				Assert.Throws<ArgumentNullException> (async () => await client.ConnectAsync (null, 143, SecureSocketOptions.None));
				Assert.Throws<ArgumentException> (() => client.Connect (string.Empty, 143, SecureSocketOptions.None));
				Assert.Throws<ArgumentException> (async () => await client.ConnectAsync (string.Empty, 143, SecureSocketOptions.None));
				Assert.Throws<ArgumentOutOfRangeException> (() => client.Connect ("host", -1, SecureSocketOptions.None));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await client.ConnectAsync ("host", -1, SecureSocketOptions.None));

				try {
					client.ReplayConnect ("localhost", new ImapReplayStream (commands, false));
				} catch (Exception ex) {
					Assert.Fail ("Did not expect an exception in Connect: {0}", ex);
				}

				// Authenticate
				Assert.Throws<ArgumentNullException> (() => client.Authenticate (null));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync (null));
				Assert.Throws<ArgumentNullException> (() => client.Authenticate (null, "password"));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync (null, "password"));
				Assert.Throws<ArgumentNullException> (() => client.Authenticate ("username", null));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync ("username", null));
				Assert.Throws<ArgumentNullException> (() => client.Authenticate (null, credentials));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync (null, credentials));
				Assert.Throws<ArgumentNullException> (() => client.Authenticate (Encoding.UTF8, null));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync (Encoding.UTF8, null));
				Assert.Throws<ArgumentNullException> (() => client.Authenticate (null, "username", "password"));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync (null, "username", "password"));
				Assert.Throws<ArgumentNullException> (() => client.Authenticate (Encoding.UTF8, null, "password"));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync (Encoding.UTF8, null, "password"));
				Assert.Throws<ArgumentNullException> (() => client.Authenticate (Encoding.UTF8, "username", null));
				Assert.Throws<ArgumentNullException> (async () => await client.AuthenticateAsync (Encoding.UTF8, "username", null));

				// Note: we do not want to use SASL at all...
				client.AuthenticationMechanisms.Clear ();

				try {
					client.Authenticate (credentials);
				} catch (Exception ex) {
					Assert.Fail ("Did not expect an exception in Authenticate: {0}", ex);
				}

				Assert.Throws<ArgumentNullException> (() => client.GetFolder ((string) null));
				Assert.Throws<ArgumentNullException> (() => client.GetFolder ((FolderNamespace) null));
				Assert.Throws<ArgumentNullException> (() => client.GetFolders (null));
				Assert.Throws<ArgumentNullException> (() => client.GetFolders (null, false));
				Assert.Throws<ArgumentNullException> (async () => await client.GetFoldersAsync (null));
				Assert.Throws<ArgumentNullException> (async () => await client.GetFoldersAsync (null, false));

				var personal = client.GetFolder (client.PersonalNamespaces[0]);
				var dates = new List<DateTimeOffset> ();
				var messages = new List<MimeMessage> ();
				var flags = new List<MessageFlags> ();
				var now = DateTimeOffset.Now;

				messages.Add (CreateThreadableMessage ("A", "<*****@*****.**>", null, now.AddMinutes (-7)));
				messages.Add (CreateThreadableMessage ("B", "<*****@*****.**>", "<*****@*****.**>", now.AddMinutes (-6)));
				messages.Add (CreateThreadableMessage ("C", "<*****@*****.**>", "<*****@*****.**> <*****@*****.**>", now.AddMinutes (-5)));
				messages.Add (CreateThreadableMessage ("D", "<*****@*****.**>", "<*****@*****.**>", now.AddMinutes (-4)));
				messages.Add (CreateThreadableMessage ("E", "<*****@*****.**>", "<*****@*****.**> <*****@*****.**> <*****@*****.**> <*****@*****.**>", now.AddMinutes (-3)));
				messages.Add (CreateThreadableMessage ("F", "<*****@*****.**>", "<*****@*****.**>", now.AddMinutes (-2)));
				messages.Add (CreateThreadableMessage ("G", "<*****@*****.**>", null, now.AddMinutes (-1)));
				messages.Add (CreateThreadableMessage ("H", "<*****@*****.**>", null, now));

				for (int i = 0; i < messages.Count; i++) {
					dates.Add (DateTimeOffset.Now);
					flags.Add (MessageFlags.Seen);
				}

				var inbox = (ImapFolder) client.Inbox;
				inbox.Open (FolderAccess.ReadWrite);

				// ImapFolder .ctor
				Assert.Throws<ArgumentNullException> (() => new ImapFolder (null));

				// Open
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Open ((FolderAccess) 500));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Open ((FolderAccess) 500, 0, 0, UniqueIdRange.All));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.OpenAsync ((FolderAccess) 500));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.OpenAsync ((FolderAccess) 500, 0, 0, UniqueIdRange.All));

				// Create
				Assert.Throws<ArgumentNullException> (() => inbox.Create (null, true));
				Assert.Throws<ArgumentException> (() => inbox.Create (string.Empty, true));
				Assert.Throws<ArgumentException> (() => inbox.Create ("Folder./Name", true));
				Assert.Throws<ArgumentNullException> (() => inbox.Create (null, SpecialFolder.All));
				Assert.Throws<ArgumentException> (() => inbox.Create (string.Empty, SpecialFolder.All));
				Assert.Throws<ArgumentException> (() => inbox.Create ("Folder./Name", SpecialFolder.All));
				Assert.Throws<ArgumentNullException> (() => inbox.Create (null, new SpecialFolder[] { SpecialFolder.All }));
				Assert.Throws<ArgumentException> (() => inbox.Create (string.Empty, new SpecialFolder[] { SpecialFolder.All }));
				Assert.Throws<ArgumentException> (() => inbox.Create ("Folder./Name", new SpecialFolder[] { SpecialFolder.All }));
				Assert.Throws<ArgumentNullException> (() => inbox.Create ("ValidName", null));
				Assert.Throws<NotSupportedException> (() => inbox.Create ("ValidName", SpecialFolder.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CreateAsync (null, true));
				Assert.Throws<ArgumentException> (async () => await inbox.CreateAsync (string.Empty, true));
				Assert.Throws<ArgumentException> (async () => await inbox.CreateAsync ("Folder./Name", true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CreateAsync (null, SpecialFolder.All));
				Assert.Throws<ArgumentException> (async () => await inbox.CreateAsync (string.Empty, SpecialFolder.All));
				Assert.Throws<ArgumentException> (async () => await inbox.CreateAsync ("Folder./Name", SpecialFolder.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CreateAsync (null, new SpecialFolder[] { SpecialFolder.All }));
				Assert.Throws<ArgumentException> (async () => await inbox.CreateAsync (string.Empty, new SpecialFolder[] { SpecialFolder.All }));
				Assert.Throws<ArgumentException> (async () => await inbox.CreateAsync ("Folder./Name", new SpecialFolder[] { SpecialFolder.All }));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CreateAsync ("ValidName", null));
				Assert.Throws<NotSupportedException> (async () => await inbox.CreateAsync ("ValidName", SpecialFolder.All));

				// Rename
				Assert.Throws<ArgumentNullException> (() => inbox.Rename (null, "NewName"));
				Assert.Throws<ArgumentNullException> (() => inbox.Rename (personal, null));
				Assert.Throws<ArgumentException> (() => inbox.Rename (personal, string.Empty));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RenameAsync (null, "NewName"));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RenameAsync (personal, null));
				Assert.Throws<ArgumentException> (async () => await inbox.RenameAsync (personal, string.Empty));

				// GetSubfolder
				Assert.Throws<ArgumentNullException> (() => inbox.GetSubfolder (null));
				Assert.Throws<ArgumentException> (() => inbox.GetSubfolder (string.Empty));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetSubfolderAsync (null));
				Assert.Throws<ArgumentException> (async () => await inbox.GetSubfolderAsync (string.Empty));

				// GetMetadata
				Assert.Throws<ArgumentNullException> (() => client.GetMetadata (null, new MetadataTag[] { MetadataTag.PrivateComment }));
				Assert.Throws<ArgumentNullException> (() => client.GetMetadata (new MetadataOptions (), null));
				Assert.Throws<ArgumentNullException> (async () => await client.GetMetadataAsync (null, new MetadataTag[] { MetadataTag.PrivateComment }));
				Assert.Throws<ArgumentNullException> (async () => await client.GetMetadataAsync (new MetadataOptions (), null));
				Assert.Throws<ArgumentNullException> (() => inbox.GetMetadata (null, new MetadataTag[] { MetadataTag.PrivateComment }));
				Assert.Throws<ArgumentNullException> (() => inbox.GetMetadata (new MetadataOptions (), null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetMetadataAsync (null, new MetadataTag[] { MetadataTag.PrivateComment }));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetMetadataAsync (new MetadataOptions (), null));

				// SetMetadata
				Assert.Throws<ArgumentNullException> (() => client.SetMetadata (null));
				Assert.Throws<ArgumentNullException> (async () => await client.SetMetadataAsync (null));
				Assert.Throws<ArgumentNullException> (() => inbox.SetMetadata (null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetMetadataAsync (null));

				// Expunge
				Assert.Throws<ArgumentNullException> (() => inbox.Expunge (null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.ExpungeAsync (null));

				// Append
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null, messages[0]));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null, messages[0]));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (FormatOptions.Default, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (FormatOptions.Default, null));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null, MessageFlags.None, DateTimeOffset.Now));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null, MessageFlags.None, DateTimeOffset.Now));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null, messages[0], MessageFlags.None, DateTimeOffset.Now));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null, messages[0], MessageFlags.None, DateTimeOffset.Now));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (FormatOptions.Default, null, MessageFlags.None, DateTimeOffset.Now));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (FormatOptions.Default, null, MessageFlags.None, DateTimeOffset.Now));

				// MultiAppend
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null, flags));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null, flags));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (messages, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (messages, null));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null, messages, flags));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null, messages, flags));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (FormatOptions.Default, null, flags));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (FormatOptions.Default, null, flags));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (FormatOptions.Default, messages, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (FormatOptions.Default, messages, null));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null, flags, dates));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null, flags, dates));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (messages, null, dates));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (messages, null, dates));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (messages, flags, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (messages, flags, null));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (null, messages, flags, dates));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (null, messages, flags, dates));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (FormatOptions.Default, null, flags, dates));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (FormatOptions.Default, null, flags, dates));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (FormatOptions.Default, messages, null, dates));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (FormatOptions.Default, messages, null, dates));
				Assert.Throws<ArgumentNullException> (() => inbox.Append (FormatOptions.Default, messages, flags, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AppendAsync (FormatOptions.Default, messages, flags, null));

				// CopyTo
				Assert.Throws<ArgumentNullException> (() => inbox.CopyTo ((IList<UniqueId>) null, inbox));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CopyToAsync ((IList<UniqueId>) null, inbox));
				Assert.Throws<ArgumentNullException> (() => inbox.CopyTo (UniqueIdRange.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CopyToAsync (UniqueIdRange.All, null));
				Assert.Throws<ArgumentNullException> (() => inbox.CopyTo ((IList<int>) null, inbox));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CopyToAsync ((IList<int>) null, inbox));
				Assert.Throws<ArgumentNullException> (() => inbox.CopyTo (new int[] { 0 }, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.CopyToAsync (new int[] { 0 }, null));

				// MoveTo
				Assert.Throws<ArgumentNullException> (() => inbox.MoveTo ((IList<UniqueId>) null, inbox));
				Assert.Throws<ArgumentNullException> (async () => await inbox.MoveToAsync ((IList<UniqueId>) null, inbox));
				Assert.Throws<ArgumentNullException> (() => inbox.MoveTo (UniqueIdRange.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.MoveToAsync (UniqueIdRange.All, null));
				Assert.Throws<ArgumentNullException> (() => inbox.MoveTo ((IList<int>) null, inbox));
				Assert.Throws<ArgumentNullException> (async () => await inbox.MoveToAsync ((IList<int>) null, inbox));
				Assert.Throws<ArgumentNullException> (() => inbox.MoveTo (new int[] { 0 }, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.MoveToAsync (new int[] { 0 }, null));

				// Fetch
				var headers = new HashSet<HeaderId> (new HeaderId[] { HeaderId.Subject });
				var fields = new HashSet<string> (new string[] { "SUBJECT" });
				var uids = new UniqueId[] { UniqueId.MinValue };
				var emptyHeaders = new HashSet<HeaderId> ();
				var emptyFields = new HashSet<string> ();
				var indexes = new int[] { 0 };

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (-1, -1, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (-1, -1, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (5, 1, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (5, 1, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (0, 5, MessageSummaryItems.None));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (0, 5, MessageSummaryItems.None));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<UniqueId>) null, MessageSummaryItems.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<UniqueId>) null, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (uids, MessageSummaryItems.None));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (uids, MessageSummaryItems.None));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<int>) null, MessageSummaryItems.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<int>) null, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (indexes, MessageSummaryItems.None));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (indexes, MessageSummaryItems.None));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (-1, -1, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (-1, -1, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (5, 1, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (5, 1, MessageSummaryItems.All, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (0, 5, MessageSummaryItems.None, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (0, 5, MessageSummaryItems.None, headers));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (0, 5, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (0, 5, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (0, 5, MessageSummaryItems.All, emptyHeaders));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (0, 5, MessageSummaryItems.All, emptyHeaders));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<UniqueId>) null, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<UniqueId>) null, MessageSummaryItems.All, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (uids, MessageSummaryItems.None, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (uids, MessageSummaryItems.None, headers));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (uids, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (uids, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (uids, MessageSummaryItems.All, emptyHeaders));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (uids, MessageSummaryItems.All, emptyHeaders));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<int>) null, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<int>) null, MessageSummaryItems.All, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (indexes, MessageSummaryItems.None, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (indexes, MessageSummaryItems.None, headers));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (indexes, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (indexes, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (indexes, MessageSummaryItems.All, emptyHeaders));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (indexes, MessageSummaryItems.All, emptyHeaders));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (-1, -1, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (-1, -1, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (5, 1, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (5, 1, MessageSummaryItems.All, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (0, 5, MessageSummaryItems.None, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (0, 5, MessageSummaryItems.None, fields));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (0, 5, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (0, 5, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (0, 5, MessageSummaryItems.All, emptyFields));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (0, 5, MessageSummaryItems.All, emptyFields));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<UniqueId>) null, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<UniqueId>) null, MessageSummaryItems.All, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (uids, MessageSummaryItems.None, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (uids, MessageSummaryItems.None, fields));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (uids, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (uids, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (uids, MessageSummaryItems.All, emptyFields));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (uids, MessageSummaryItems.All, emptyFields));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<int>) null, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<int>) null, MessageSummaryItems.All, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (indexes, MessageSummaryItems.None, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (indexes, MessageSummaryItems.None, fields));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (indexes, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (indexes, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (indexes, MessageSummaryItems.All, emptyFields));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (indexes, MessageSummaryItems.All, emptyFields));

				// Fetch + modseq
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (-1, -1, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (-1, -1, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (5, 1, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (5, 1, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (0, 5, 31337, MessageSummaryItems.None));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (0, 5, 31337, MessageSummaryItems.None));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<UniqueId>) null, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<UniqueId>) null, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (uids, 31337, MessageSummaryItems.None));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (uids, 31337, MessageSummaryItems.None));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<int>) null, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<int>) null, 31337, MessageSummaryItems.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (indexes, 31337, MessageSummaryItems.None));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (indexes, 31337, MessageSummaryItems.None));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (-1, -1, 31337, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (-1, -1, 31337, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (5, 1, 31337, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (5, 1, MessageSummaryItems.All, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (0, 5, 31337, MessageSummaryItems.None, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (0, 5, 31337, MessageSummaryItems.None, headers));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (0, 5, 31337, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (0, 5, 31337, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (0, 5, 31337, MessageSummaryItems.All, emptyHeaders));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (0, 5, 31337, MessageSummaryItems.All, emptyHeaders));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<UniqueId>) null, 31337, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<UniqueId>) null, 31337, MessageSummaryItems.All, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (uids, 31337, MessageSummaryItems.None, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (uids, 31337, MessageSummaryItems.None, headers));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (uids, 31337, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (uids, 31337, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (uids, 31337, MessageSummaryItems.All, emptyHeaders));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (uids, 31337, MessageSummaryItems.All, emptyHeaders));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<int>) null, 31337, MessageSummaryItems.All, headers));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<int>) null, 31337, MessageSummaryItems.All, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (indexes, 31337, MessageSummaryItems.None, headers));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (indexes, 31337, MessageSummaryItems.None, headers));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (indexes, 31337, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (indexes, 31337, MessageSummaryItems.All, (HashSet<HeaderId>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (indexes, 31337, MessageSummaryItems.All, emptyHeaders));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (indexes, 31337, MessageSummaryItems.All, emptyHeaders));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (-1, -1, 31337, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (-1, -1, 31337, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (5, 1, 31337, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (5, 1, 31337, MessageSummaryItems.All, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (0, 5, 31337, MessageSummaryItems.None, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (0, 5, 31337, MessageSummaryItems.None, fields));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (0, 5, 31337, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (0, 5, 31337, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (0, 5, 31337, MessageSummaryItems.All, emptyFields));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (0, 5, 31337, MessageSummaryItems.All, emptyFields));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<UniqueId>) null, 31337, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<UniqueId>) null, 31337, MessageSummaryItems.All, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (uids, 31337, MessageSummaryItems.None, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (uids, 31337, MessageSummaryItems.None, fields));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (uids, 31337, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (uids, 31337, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (uids, 31337, MessageSummaryItems.All, emptyFields));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (uids, 31337, MessageSummaryItems.All, emptyFields));

				Assert.Throws<ArgumentNullException> (() => inbox.Fetch ((IList<int>) null, 31337, MessageSummaryItems.All, fields));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync ((IList<int>) null, 31337, MessageSummaryItems.All, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Fetch (indexes, 31337, MessageSummaryItems.None, fields));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.FetchAsync (indexes, 31337, MessageSummaryItems.None, fields));
				Assert.Throws<ArgumentNullException> (() => inbox.Fetch (indexes, 31337, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.FetchAsync (indexes, 31337, MessageSummaryItems.All, (HashSet<string>) null));
				Assert.Throws<ArgumentException> (() => inbox.Fetch (indexes, 31337, MessageSummaryItems.All, emptyFields));
				Assert.Throws<ArgumentException> (async () => await inbox.FetchAsync (indexes, 31337, MessageSummaryItems.All, emptyFields));

				// GetMessage
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetMessage (-1));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetMessageAsync (-1));
				Assert.Throws<ArgumentException> (() => inbox.GetMessage (UniqueId.Invalid));
				Assert.Throws<ArgumentException> (async () => await inbox.GetMessageAsync (UniqueId.Invalid));

				// GetBodyPart
				var bodyPart = new BodyPartText ();

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetBodyPart (-1, bodyPart));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetBodyPartAsync (-1, bodyPart));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (0, (BodyPart) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (0, (BodyPart) null));

				Assert.Throws<ArgumentException> (() => inbox.GetBodyPart (UniqueId.Invalid, bodyPart));
				Assert.Throws<ArgumentException> (async () => await inbox.GetBodyPartAsync (UniqueId.Invalid, bodyPart));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (UniqueId.MinValue, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (UniqueId.MinValue, null));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetBodyPart (-1, "1.2"));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetBodyPartAsync (-1, "1.2"));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (0, (string) null));
				//Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (0, (string) null));

				Assert.Throws<ArgumentException> (() => inbox.GetBodyPart (UniqueId.Invalid, "1.2"));
				//Assert.Throws<ArgumentException> (async () => await inbox.GetBodyPartAsync (UniqueId.Invalid, "1.2"));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (UniqueId.MinValue, (string) null));
				//Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (UniqueId.MinValue, (string) null));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetBodyPart (-1, bodyPart, true));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetBodyPartAsync (-1, bodyPart, true));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (0, (BodyPart) null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (0, (BodyPart) null, true));

				Assert.Throws<ArgumentException> (() => inbox.GetBodyPart (UniqueId.Invalid, bodyPart, true));
				Assert.Throws<ArgumentException> (async () => await inbox.GetBodyPartAsync (UniqueId.Invalid, bodyPart, true));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (UniqueId.MinValue, (BodyPart) null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (UniqueId.MinValue, (BodyPart) null, true));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetBodyPart (-1, "1.2", true));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetBodyPartAsync (-1, "1.2", true));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (0, (string) null, true));
				//Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (0, (string) null, true));

				Assert.Throws<ArgumentException> (() => inbox.GetBodyPart (UniqueId.Invalid, "1.2", true));
				//Assert.Throws<ArgumentException> (async () => await inbox.GetBodyPartAsync (UniqueId.Invalid, "1.2", true));
				Assert.Throws<ArgumentNullException> (() => inbox.GetBodyPart (UniqueId.MinValue, (string) null, true));
				//Assert.Throws<ArgumentNullException> (async () => await inbox.GetBodyPartAsync (UniqueId.MinValue, (string) null, true));

				// GetStream
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (-1, "1.2"));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (-1, "1.2"));
				Assert.Throws<ArgumentNullException> (() => inbox.GetStream (0, (string) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (0, (string) null));

				Assert.Throws<ArgumentException> (() => inbox.GetStream (UniqueId.Invalid, "1.2"));
				Assert.Throws<ArgumentException> (async () => await inbox.GetStreamAsync (UniqueId.Invalid, "1.2"));
				Assert.Throws<ArgumentNullException> (() => inbox.GetStream (UniqueId.MinValue, (string) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, (string) null));

				//Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (-1, bodyPart));
				//Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (-1, bodyPart));
				//Assert.Throws<ArgumentNullException> (() => inbox.GetStream (0, (BodyPart) null));
				//Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (0, (BodyPart) null));

				//Assert.Throws<ArgumentException> (() => inbox.GetStream (UniqueId.Invalid, bodyPart));
				//Assert.Throws<ArgumentException> (async () => await inbox.GetStreamAsync (UniqueId.Invalid, bodyPart));
				//Assert.Throws<ArgumentNullException> (() => inbox.GetStream (UniqueId.MinValue, (BodyPart) null));
				//Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, (BodyPart) null));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (-1, 0, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (-1, 0, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (0, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (0, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (0, 0, -1));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (0, 0, -1));

				Assert.Throws<ArgumentException> (() => inbox.GetStream (UniqueId.Invalid, 0, 1024));
				Assert.Throws<ArgumentException> (async () => await inbox.GetStreamAsync (UniqueId.Invalid, 0, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (UniqueId.MinValue, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (UniqueId.MinValue, 0, -1));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, 0, -1));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (-1, "1.2", 0, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (-1, "1.2", 0, 1024));
				Assert.Throws<ArgumentNullException> (() => inbox.GetStream (0, (string) null, 0, 1024));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (0, (string) null, 0, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (0, "1.2", -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (0, "1.2", -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (0, "1.2", 0, -1));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (0, "1.2", 0, -1));

				Assert.Throws<ArgumentException> (() => inbox.GetStream (UniqueId.Invalid, "1.2", 0, 1024));
				Assert.Throws<ArgumentException> (async () => await inbox.GetStreamAsync (UniqueId.Invalid, "1.2", 0, 1024));
				Assert.Throws<ArgumentNullException> (() => inbox.GetStream (UniqueId.MinValue, (string) null, 0, 1024));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, (string) null, 0, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (UniqueId.MinValue, "1.2", -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, "1.2", -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (UniqueId.MinValue, "1.2", 0, -1));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, "1.2", 0, -1));

				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (-1, bodyPart, 0, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (-1, bodyPart, 0, 1024));
				Assert.Throws<ArgumentNullException> (() => inbox.GetStream (0, (BodyPart) null, -1, 1024));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (0, (BodyPart) null, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (0, bodyPart, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (0, bodyPart, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (0, bodyPart, 0, -1));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (0, bodyPart, 0, -1));

				Assert.Throws<ArgumentException> (() => inbox.GetStream (UniqueId.Invalid, bodyPart, 0, 1024));
				Assert.Throws<ArgumentException> (async () => await inbox.GetStreamAsync (UniqueId.Invalid, bodyPart, 0, 1024));
				Assert.Throws<ArgumentNullException> (() => inbox.GetStream (UniqueId.MinValue, (BodyPart) null, -1, 1024));
				Assert.Throws<ArgumentNullException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, (BodyPart) null, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (UniqueId.MinValue, bodyPart, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, bodyPart, -1, 1024));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.GetStream (UniqueId.MinValue, bodyPart, 0, -1));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.GetStreamAsync (UniqueId.MinValue, bodyPart, 0, -1));

				// AddFlags
				Assert.Throws<ArgumentException> (() => inbox.AddFlags (-1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddFlagsAsync (-1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (() => inbox.AddFlags (0, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddFlagsAsync (0, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (() => inbox.AddFlags (UniqueId.MinValue, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddFlagsAsync (UniqueId.MinValue, MessageFlags.None, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddFlags ((IList<int>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddFlagsAsync ((IList<int>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddFlags ((IList<UniqueId>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddFlagsAsync ((IList<UniqueId>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (() => inbox.AddFlags (new int[] { 0 }, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddFlagsAsync (new int[] { 0 }, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (() => inbox.AddFlags (UniqueIdRange.All, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddFlagsAsync (UniqueIdRange.All, MessageFlags.None, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddFlags ((IList<int>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddFlagsAsync ((IList<int>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddFlags ((IList<UniqueId>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddFlagsAsync ((IList<UniqueId>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (() => inbox.AddFlags (new int[] { 0 }, 1, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddFlagsAsync (new int[] { 0 }, 1, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (() => inbox.AddFlags (UniqueIdRange.All, 1, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddFlagsAsync (UniqueIdRange.All, 1, MessageFlags.None, true));

				// RemoveFlags
				Assert.Throws<ArgumentException> (() => inbox.RemoveFlags (-1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveFlagsAsync (-1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveFlags (0, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveFlagsAsync (0, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveFlags (UniqueId.MinValue, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveFlagsAsync (UniqueId.MinValue, MessageFlags.None, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveFlags ((IList<int>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveFlagsAsync ((IList<int>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveFlags ((IList<UniqueId>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveFlagsAsync ((IList<UniqueId>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveFlags (new int[] { 0 }, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveFlagsAsync (new int[] { 0 }, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveFlags (UniqueIdRange.All, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveFlagsAsync (UniqueIdRange.All, MessageFlags.None, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveFlags ((IList<int>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveFlagsAsync ((IList<int>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveFlags ((IList<UniqueId>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveFlagsAsync ((IList<UniqueId>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveFlags (new int[] { 0 }, 1, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveFlagsAsync (new int[] { 0 }, 1, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveFlags (UniqueIdRange.All, 1, MessageFlags.None, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveFlagsAsync (UniqueIdRange.All, 1, MessageFlags.None, true));

				// SetFlags
				Assert.Throws<ArgumentException> (() => inbox.SetFlags (-1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentException> (async () => await inbox.SetFlagsAsync (-1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetFlags ((IList<int>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetFlagsAsync ((IList<int>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetFlags ((IList<UniqueId>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetFlagsAsync ((IList<UniqueId>) null, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetFlags ((IList<int>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetFlagsAsync ((IList<int>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetFlags ((IList<UniqueId>) null, 1, MessageFlags.Seen, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetFlagsAsync ((IList<UniqueId>) null, 1, MessageFlags.Seen, true));

				var labels = new string[] { "Label1", "Label2" };
				var emptyLabels = new string[0];

				// AddLabels
				Assert.Throws<ArgumentException> (() => inbox.AddLabels (-1, labels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddLabelsAsync (-1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels (0, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync (0, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels (UniqueId.MinValue, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync (UniqueId.MinValue, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels ((IList<int>) null, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync ((IList<int>) null, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels ((IList<UniqueId>) null, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync ((IList<UniqueId>) null, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels (new int[] { 0 }, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync (new int[] { 0 }, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels (UniqueIdRange.All, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync (UniqueIdRange.All, null, true));
				Assert.Throws<ArgumentException> (() => inbox.AddLabels (new int[] { 0 }, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddLabelsAsync (new int[] { 0 }, emptyLabels, true));
				Assert.Throws<ArgumentException> (() => inbox.AddLabels (UniqueIdRange.All, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddLabelsAsync (UniqueIdRange.All, emptyLabels, true));

				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels ((IList<int>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync ((IList<int>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels ((IList<UniqueId>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync ((IList<UniqueId>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels (new int[] { 0 }, 1, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync (new int[] { 0 }, 1, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.AddLabels (UniqueIdRange.All, 1, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.AddLabelsAsync (UniqueIdRange.All, 1, null, true));
				Assert.Throws<ArgumentException> (() => inbox.AddLabels (new int[] { 0 }, 1, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddLabelsAsync (new int[] { 0 }, 1, emptyLabels, true));
				Assert.Throws<ArgumentException> (() => inbox.AddLabels (UniqueIdRange.All, 1, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.AddLabelsAsync (UniqueIdRange.All, 1, emptyLabels, true));

				// RemoveLabels
				Assert.Throws<ArgumentException> (() => inbox.RemoveLabels (-1, labels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveLabelsAsync (-1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels (0, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync (0, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels (UniqueId.MinValue, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync (UniqueId.MinValue, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels ((IList<int>) null, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync ((IList<int>) null, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels ((IList<UniqueId>) null, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync ((IList<UniqueId>) null, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels (new int[] { 0 }, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync (new int[] { 0 }, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels (UniqueIdRange.All, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync (UniqueIdRange.All, null, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveLabels (new int[] { 0 }, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveLabelsAsync (new int[] { 0 }, emptyLabels, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveLabels (UniqueIdRange.All, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveLabelsAsync (UniqueIdRange.All, emptyLabels, true));

				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels ((IList<int>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync ((IList<int>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels ((IList<UniqueId>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync ((IList<UniqueId>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels (new int[] { 0 }, 1, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync (new int[] { 0 }, 1, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.RemoveLabels (UniqueIdRange.All, 1, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.RemoveLabelsAsync (UniqueIdRange.All, 1, null, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveLabels (new int[] { 0 }, 1, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveLabelsAsync (new int[] { 0 }, 1, emptyLabels, true));
				Assert.Throws<ArgumentException> (() => inbox.RemoveLabels (UniqueIdRange.All, 1, emptyLabels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.RemoveLabelsAsync (UniqueIdRange.All, 1, emptyLabels, true));

				// SetLabels
				Assert.Throws<ArgumentException> (() => inbox.SetLabels (-1, labels, true));
				Assert.Throws<ArgumentException> (async () => await inbox.SetLabelsAsync (-1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels (0, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync (0, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels (UniqueId.MinValue, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync (UniqueId.MinValue, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels ((IList<int>) null, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync ((IList<int>) null, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels ((IList<UniqueId>) null, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync ((IList<UniqueId>) null, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels (new int[] { 0 }, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync (new int[] { 0 }, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels (UniqueIdRange.All, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync (UniqueIdRange.All, null, true));

				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels ((IList<int>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync ((IList<int>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels ((IList<UniqueId>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync ((IList<UniqueId>) null, 1, labels, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels (new int[] { 0 }, 1, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync (new int[] { 0 }, 1, null, true));
				Assert.Throws<ArgumentNullException> (() => inbox.SetLabels (UniqueIdRange.All, 1, null, true));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SetLabelsAsync (UniqueIdRange.All, 1, null, true));

				// Search
				var searchOptions = SearchOptions.All | SearchOptions.Min | SearchOptions.Max | SearchOptions.Count;
				var orderBy = new OrderBy[] { OrderBy.Arrival };
				var emptyOrderBy = new OrderBy[0];

				Assert.Throws<ArgumentNullException> (() => inbox.Search ((SearchQuery) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync ((SearchQuery) null));
				Assert.Throws<ArgumentNullException> (() => inbox.Search ((SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync ((SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Search (SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SearchAsync (SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search ((IList<UniqueId>) null, SearchQuery.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync ((IList<UniqueId>) null, SearchQuery.All));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (UniqueIdRange.All, (SearchQuery) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (UniqueIdRange.All, (SearchQuery) null));
				Assert.Throws<ArgumentNullException> (() => inbox.Search ((IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync ((IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Search (UniqueIdRange.All, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SearchAsync (UniqueIdRange.All, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, null));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Search (searchOptions, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SearchAsync (searchOptions, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, (IList<UniqueId>) null, SearchQuery.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, (IList<UniqueId>) null, SearchQuery.All));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, UniqueIdRange.All, (SearchQuery) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, UniqueIdRange.All, (SearchQuery) null));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, (IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, (IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Search (searchOptions, UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync (searchOptions, UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Search (searchOptions, UniqueIdRange.All, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SearchAsync (searchOptions, UniqueIdRange.All, SearchQuery.All, emptyOrderBy));

				Assert.Throws<ArgumentNullException> (() => inbox.Search ((string) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SearchAsync ((string) null));

				// Sort
				Assert.Throws<ArgumentNullException> (() => inbox.Sort ((SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync ((SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Sort (SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Sort (SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SortAsync (SearchQuery.All, emptyOrderBy));

				Assert.Throws<ArgumentNullException> (() => inbox.Sort ((IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync ((IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Sort (UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Sort (UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Sort (UniqueIdRange.All, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SortAsync (UniqueIdRange.All, SearchQuery.All, emptyOrderBy));

				Assert.Throws<ArgumentNullException> (() => inbox.Sort (searchOptions, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (searchOptions, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Sort (searchOptions, SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (searchOptions, SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Sort (searchOptions, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SortAsync (searchOptions, SearchQuery.All, emptyOrderBy));

				Assert.Throws<ArgumentNullException> (() => inbox.Sort (searchOptions, (IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (searchOptions, (IList<UniqueId>) null, SearchQuery.All, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Sort (searchOptions, UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (searchOptions, UniqueIdRange.All, (SearchQuery) null, orderBy));
				Assert.Throws<ArgumentNullException> (() => inbox.Sort (searchOptions, UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync (searchOptions, UniqueIdRange.All, SearchQuery.All, null));
				Assert.Throws<ArgumentException> (() => inbox.Sort (searchOptions, UniqueIdRange.All, SearchQuery.All, emptyOrderBy));
				Assert.Throws<ArgumentException> (async () => await inbox.SortAsync (searchOptions, UniqueIdRange.All, SearchQuery.All, emptyOrderBy));

				Assert.Throws<ArgumentNullException> (() => inbox.Sort ((string) null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.SortAsync ((string) null));

				// Thread
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Thread ((ThreadingAlgorithm) 500, SearchQuery.All));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.ThreadAsync ((ThreadingAlgorithm) 500, SearchQuery.All));
				Assert.Throws<ArgumentNullException> (() => inbox.Thread (ThreadingAlgorithm.References, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.ThreadAsync (ThreadingAlgorithm.References, null));
				Assert.Throws<ArgumentNullException> (() => inbox.Thread ((IList<UniqueId>) null, ThreadingAlgorithm.References, SearchQuery.All));
				Assert.Throws<ArgumentNullException> (async () => await inbox.ThreadAsync ((IList<UniqueId>) null, ThreadingAlgorithm.References, SearchQuery.All));
				Assert.Throws<ArgumentOutOfRangeException> (() => inbox.Thread (UniqueIdRange.All, (ThreadingAlgorithm) 500, SearchQuery.All));
				Assert.Throws<ArgumentOutOfRangeException> (async () => await inbox.ThreadAsync (UniqueIdRange.All, (ThreadingAlgorithm) 500, SearchQuery.All));
				Assert.Throws<ArgumentNullException> (() => inbox.Thread (UniqueIdRange.All, ThreadingAlgorithm.References, null));
				Assert.Throws<ArgumentNullException> (async () => await inbox.ThreadAsync (UniqueIdRange.All, ThreadingAlgorithm.References, null));

				client.Disconnect (false);
			}
		}