using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Runtime.Serialization.Formatters;

using System.IO;

using System.Data;

using System.ComponentModel.DataAnnotations;

using System.Globalization;

​

​

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Serialization;    

​

    // https://stackoverflow.com/questions/49411617/why-is-json-net-trying-to-deserialise-my-get-only-property#49411617

​

    public class RootObject

    {

        INestedObject m_obj = new NestedObject();

​

        public INestedObject NestedObject { get { return m_obj; } }

    }

​

    public interface INestedObject

    {

        string Value { get; set; }

    }

​

    public class NestedObject : INestedObject

    {

        public string Value { get; set; }

    }

​

    class TestClass

    {

        public static void Test()

        {

            var root = new RootObject();

            root.NestedObject.Value = "modified nested value";

​

            var json = JsonConvert.SerializeObject(root);

            Console.WriteLine(json);

​

            var root2 = JsonConvert.DeserializeObject<RootObject>(json);

​

            Assert.IsTrue(root.NestedObject.Value == root2.NestedObject.Value);

            Console.WriteLine("NestedObject populated successfully.");

        }

    }

​

    public class Program

    {

        public static void Main()

        {

            Console.WriteLine("Environment version: " + Environment.Version);

            Console.WriteLine("Json.NET version: " + typeof(JsonSerializer).Assembly.FullName);

            Console.WriteLine();

​

            try

            {

                TestClass.Test();

            }

            catch (Exception ex)

            {

                Console.WriteLine("Failed with unhandled exception: ");

                Console.WriteLine(ex);

                throw;

            }

        }

    }

​

    public class AssertionFailedException : System.Exception

    {

        public AssertionFailedException() : base() { }

​

        public AssertionFailedException(string s) : base(s) { }

    }

​

    public static class Assert

    {

        public static void IsTrue(bool value)

        {

            IsTrue(value, "failed");

        }

​

        public static void IsTrue(bool value, string message)

        {

            if (value == false)

                throw new AssertionFailedException(message ?? "failed");

        }

    }

​