[U] public void FqdnIsReadCorrectly()
		{
			//based on examples from http://www.ietf.org/rfc/rfc2732.txt
			var testcases = new[,]
			{
				{"helloworld/[::1]:9200", "helloworld", "[::1]", "9200"},
				{"elastic.co/192.168.2.1:231", "elastic.co", "192.168.2.1", "231"}
			};

			for (var i = 0; i < testcases.GetLength(0); i++)
			{
				var address = testcases[i, 0];
				var fqdn = testcases[i, 1];
				var ip = testcases[i, 2];
				var port = testcases[i, 3];

				var match = SniffParser.AddressRegex.Match(address);

				match.Success.Should().BeTrue();

				match.Groups["fqdn"].Value.ShouldBeEquivalentTo(fqdn);
				match.Groups["ip"].Value.ShouldBeEquivalentTo(ip);
				match.Groups["port"].Value.ShouldBeEquivalentTo(port);
			}
		}
		[U] public void IsMatched()
		{
			//based on examples from http://www.ietf.org/rfc/rfc2732.txt
			var testcases = new[,]
			{
				{"[::1]:9200", "[::1]", "9200"},
				{"192.168.2.1:231", "192.168.2.1", "231"},
				{"[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]:80", "[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]", "80"},
				{"[1080:0:0:0:8:800:200C:417A]:1234", "[1080:0:0:0:8:800:200C:417A]", "1234"},
				{"[3ffe:2a00:100:7031::1]:1", "[3ffe:2a00:100:7031::1]", "1"},
				{"[1080::8:800:200C:417A]:123", "[1080::8:800:200C:417A]", "123"},
				{"[::192.9.5.5]:12", "[::192.9.5.5]", "12"},
				{"[::FFFF:129.144.52.38]:80", "[::FFFF:129.144.52.38]", "80"},
				{"[2010:836B:4179::836B:4179]:34533", "[2010:836B:4179::836B:4179]", "34533"}
			};

			for (var i = 0; i < testcases.GetLength(0); i++)
			{
				var address = testcases[i, 0];
				var ip = testcases[i, 1];
				var port = testcases[i, 2];

				var match = SniffParser.AddressRegex.Match(address);

				match.Success.Should().BeTrue();

				match.Groups["ip"].Value.ShouldBeEquivalentTo(ip);
				match.Groups["port"].Value.ShouldBeEquivalentTo(port);
			}
		}
		public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
		{
			var request = (IMultiSearchTemplateRequest)value;
			if (request == null) return;
			var settings = serializer.GetConnectionSettings();
			var elasticsearchSerializer = settings.Serializer;
			if (elasticsearchSerializer == null) return;

			if (request.Operations == null) return;

			foreach (var operation in request.Operations.Values)
			{
				IUrlParameter indices = request.Index == null || !request.Index.Equals(operation.Index)
					? operation.Index
					: null;

				IUrlParameter types = request.Type == null || !request.Type.Equals(operation.Type)
					? operation.Type
					: null;

				var searchType = operation.RequestParameters.GetQueryStringValue<SearchType>("search_type").GetStringValue();
				if (searchType == "query_then_fetch")
					searchType = null;

				var header = new
				{
					index = indices?.GetString(settings),
					type = types?.GetString(settings),
					search_type = searchType,
					preference = operation.Preference,
					routing = operation.Routing,
					ignore_unavailable = operation.IgnoreUnavalable
				};

				var headerString = elasticsearchSerializer.SerializeToString(header, SerializationFormatting.None);
				writer.WriteRaw($"{headerString}\n");
				var bodyString = elasticsearchSerializer.SerializeToString(operation, SerializationFormatting.None);
				writer.WriteRaw($"{bodyString}\n");
			};
		}