#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.IO; #if DNXCORE50 using Xunit; using Test = Xunit.FactAttribute; using Assert = Newtonsoft.Json.Tests.XUnitAssert; #else using NUnit.Framework; #endif namespace Newtonsoft.Json.Tests.Issues { [TestFixture] public class Issue1619 : TestFixtureBase { [Test] public void Test() { Foo value = new Foo { Bar = new DirectoryInfo(@"c:\temp") }; string json = JsonConvert.SerializeObject(value, new DirectoryInfoJsonConverter()); Assert.AreEqual(@"{""Bar"":""c:\\temp""}", json); } public class Foo { public DirectoryInfo Bar { get; set; } } public class DirectoryInfoJsonConverter : JsonConverter { public override bool CanConvert(Type objectType) { return objectType == typeof(DirectoryInfo); } public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer) { if (reader.Value is string s) { return new DirectoryInfo(s); } throw new ArgumentOutOfRangeException(nameof(reader)); } public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer) { if (!(value is DirectoryInfo directoryInfo)) { throw new ArgumentOutOfRangeException(nameof(value)); } writer.WriteValue(directoryInfo.FullName); } } } }