public void ShouldSerializeDataSetUsingOptions()
            {
                // Arrange
                var dataSet = new DataSet();

                dataSet.Tables.Add(this.CreateTable(new char[0]));

                var stream = new MemoryStream();

                var options = new ProtoDataWriterOptions()
                {
                    SerializeEmptyArraysAsNull = true
                };

                // Act
                DataSerializer.Serialize(stream, dataSet, options);

                // Assert
                stream.Position = 0;

                var dataReader = new ProtoDataReader(stream);

                dataReader.Read();

                Assert.True(dataReader.IsDBNull(0));
            }
            public void ShouldAcceptTrailingFieldHeaders()
            {
                // Arrange
                var stream = new MemoryStream();

                using (var writer = ProtoWriter.Create(stream, null, null))
                {
                    ProtoWriter.WriteFieldHeader(1, WireType.StartGroup, writer);

                    var resultToken = ProtoWriter.StartSubItem(0, writer);

                    ProtoWriter.WriteFieldHeader(2, WireType.StartGroup, writer);

                    var columnToken = ProtoWriter.StartSubItem(1, writer);

                    ProtoWriter.WriteFieldHeader(1, WireType.String, writer);
                    ProtoWriter.WriteString("foo", writer);
                    ProtoWriter.WriteFieldHeader(2, WireType.Variant, writer);
                    ProtoWriter.WriteInt32((int)3, writer);

                    ProtoWriter.EndSubItem(columnToken, writer);

                    ProtoWriter.WriteFieldHeader(3, WireType.StartGroup, writer);

                    var recordToken = ProtoWriter.StartSubItem(1, writer);

                    ProtoWriter.WriteFieldHeader(1, WireType.Variant, writer);
                    ProtoWriter.WriteInt32((int)1, writer);
                    ProtoWriter.WriteFieldHeader(2, WireType.Variant, writer);
                    ProtoWriter.WriteInt32((int)1, writer);

                    ProtoWriter.EndSubItem(recordToken, writer);

                    ProtoWriter.EndSubItem(resultToken, writer);
                }

                stream.Position = 0;

                var dataReader = new ProtoDataReader(stream);

                // Assert
                dataReader.Read();
            }