System.IO.BinaryWriter.Seek C# (CSharp) Method

        public virtual long Seek(int offset, SeekOrigin origin)
        {
            return OutStream.Seek(offset, origin);
        }

        public void MessageShouldBeSameAfterSerializationAndDeserialization()
        {
            var writer = new BinaryWriter(new MemoryStream());
            IMessageFactory msgFactory = new MessageFactory(new Message[]
                {
                    new ISomeServiceComplexRequest()
                });

            var fixture = new Fixture();
            fixture.Customize<ISomeServiceComplexRequest>(ob =>
                ob.With(x => x.datas,
                    fixture.CreateMany<SubData>().ToList()));
            fixture.Customize<ComplexData>(ob => ob
                .With(x => x.SomeArrString, fixture.CreateMany<string>().ToList())
                .With(x => x.SomeArrRec, fixture.CreateMany<SubData>().ToList()));

            var msg = fixture.CreateAnonymous<ISomeServiceComplexRequest>();

            //serialize and deserialize msg1
            msg.Serialize(writer);
            writer.Seek(0, SeekOrigin.Begin);
            var reader = new BinaryReader(writer.BaseStream);
            Message retMsg = msgFactory.Deserialize(reader);

            retMsg.Should().BeOfType<ISomeServiceComplexRequest>();
            msg.ShouldBeEqualTo((ISomeServiceComplexRequest)retMsg);
        }