#region License // Copyright (c) 2007 James Newton-King // // Permission is hereby granted, free of charge, to any person // obtaining a copy of this software and associated documentation // files (the "Software"), to deal in the Software without // restriction, including without limitation the rights to use, // copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following // conditions: // // The above copyright notice and this permission notice shall be // included in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES // OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR // OTHER DEALINGS IN THE SOFTWARE. #endregion using System; using System.Collections.Generic; using System.Reflection; using System.Text; #if DNXCORE50 using Xunit; using Test = Xunit.FactAttribute; using Assert = Newtonsoft.Json.Tests.XUnitAssert; #else using NUnit.Framework; #endif namespace Newtonsoft.Json.Tests.Documentation.Samples.Serializer { [TestFixture] public class DeserializeConstructorHandling : TestFixtureBase { #region Types public class Website { public string Url { get; set; } private Website() { } public Website(Website website) { if (website == null) { throw new ArgumentNullException(nameof(website)); } Url = website.Url; } } #endregion [Test] public void Example() { #region Usage string json = @"{'Url':'http://www.google.com'}"; try { JsonConvert.DeserializeObject(json); } catch (Exception ex) { Console.WriteLine(ex.Message); // Value cannot be null. // Parameter name: website } Website website = JsonConvert.DeserializeObject(json, new JsonSerializerSettings { ConstructorHandling = ConstructorHandling.AllowNonPublicDefaultConstructor }); Console.WriteLine(website.Url); // http://www.google.com #endregion Assert.AreEqual("http://www.google.com", website.Url); } } }