using System.Collections;
using System.Collections.Generic;
using System.Runtime.Serialization.Formatters;
using System.ComponentModel.DataAnnotations;
using System.Globalization;
using System.Collections.ObjectModel;
using System.Threading.Tasks;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Serialization;
public string Name { get; set; }
Console.WriteLine("Environment version: {0} ({1})", System.Runtime.InteropServices.RuntimeInformation.FrameworkDescription , GetNetCoreVersion());
Console.WriteLine("{0} version: {1}", typeof(JsonSerializer).Assembly.GetName().Name, typeof(JsonSerializer).Assembly.FullName);
var token = JToken.FromObject(new User { Name = "Bob" });
var memoryStream = new MemoryStream();
using (var requestWriter = new StreamWriter(memoryStream, leaveOpen: true))
using (var jsonWriter = new JsonTextWriter(requestWriter))
token.WriteTo(jsonWriter);
memoryStream.Length.Dump();
Assert.AreNotEqual(0L, memoryStream.Length);
Assert.AreEqual(token.ToString(Formatting.None), Encoding.UTF8.GetString(memoryStream.GetBuffer(), 0, checked((int)memoryStream.Length)));
Console.WriteLine(Encoding.UTF8.GetString(memoryStream.GetBuffer(), 0, checked((int)memoryStream.Length)));
Console.WriteLine("Failed with unhandled exception: ");
public static string GetNetCoreVersion()
var assembly = typeof(System.Runtime.GCSettings).GetTypeInfo().Assembly;
var assemblyPath = assembly.Location.Split(new[] { '/', '\\' }, StringSplitOptions.RemoveEmptyEntries);
int netCoreAppIndex = Array.IndexOf(assemblyPath, "Microsoft.NETCore.App");
if (netCoreAppIndex > 0 && netCoreAppIndex < assemblyPath.Length - 2)
return assemblyPath[netCoreAppIndex + 1];