Newtonsoft.Json.Tests\Serialization\NullValueHandlingTests.cs

#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.IO;

using System.Linq;

using System.Text;

using Newtonsoft.Json.Tests.TestObjects;

using NUnit.Framework;

namespace Newtonsoft.Json.Tests.Serialization

{

  public class NullValueHandlingTests : TestFixtureBase

  {

    [Test]

    public void NullValueHandlingSerialization()

    {

      Store s1 = new Store();

      JsonSerializer jsonSerializer = new JsonSerializer();

      jsonSerializer.NullValueHandling = NullValueHandling.Ignore;

      StringWriter sw = new StringWriter();

      jsonSerializer.Serialize(sw, s1);

      //JsonConvert.ConvertDateTimeToJavaScriptTicks(s1.Establised.DateTime)

      Assert.AreEqual(@"{""Color"":4,""Establised"":""\/Date(1264122061000)\/"",""Width"":1.1,""Employees"":999,""RoomsPerFloor"":[1,2,3,4,5,6,7,8,9],""Open"":false,""Symbol"":""@"",""Mottos"":[""Hello World"",""öäüÖÄÜ\\'{new Date(12345);}[222]_µ@²³~"",null,"" ""],""Cost"":100980.1,""Escape"":""\r\n\t\f\b?{\\r\\n\""'"",""product"":[{""Name"":""Rocket"",""ExpiryDate"":""\/Date(949532490000)\/"",""Price"":0.0},{""Name"":""Alien"",""ExpiryDate"":""\/Date(946684800000)\/"",""Price"":0.0}]}", sw.GetStringBuilder().ToString());

      Store s2 = (Store)jsonSerializer.Deserialize(new JsonTextReader(new StringReader("{}")), typeof(Store));

      Assert.AreEqual("\r\n\t\f\b?{\\r\\n\"\'", s2.Escape);

      Store s3 = (Store)jsonSerializer.Deserialize(new JsonTextReader(new StringReader(@"{""Escape"":null}")), typeof(Store));

      Assert.AreEqual("\r\n\t\f\b?{\\r\\n\"\'", s3.Escape);

      Store s4 = (Store)jsonSerializer.Deserialize(new JsonTextReader(new StringReader(@"{""Color"":2,""Establised"":""\/Date(1264071600000+1300)\/"",""Width"":1.1,""Employees"":999,""RoomsPerFloor"":[1,2,3,4,5,6,7,8,9],""Open"":false,""Symbol"":""@"",""Mottos"":[""Hello World"",""öäüÖÄÜ\\'{new Date(12345);}[222]_µ@²³~"",null,"" ""],""Cost"":100980.1,""Escape"":""\r\n\t\f\b?{\\r\\n\""'"",""product"":[{""Name"":""Rocket"",""ExpiryDate"":""\/Date(949485690000+1300)\/"",""Price"":0},{""Name"":""Alien"",""ExpiryDate"":""\/Date(946638000000)\/"",""Price"":0.0}]}")), typeof(Store));

      Assert.AreEqual(s1.Establised, s3.Establised);

    }

    [Test]

    public void NullValueHandlingBlogPost()

    {

      Movie movie = new Movie();

      movie.Name = "Bad Boys III";

      movie.Description = "It's no Bad Boys";

      string included = JsonConvert.SerializeObject(movie,

        Formatting.Indented,

        new JsonSerializerSettings { });

      // {

      //   "Name": "Bad Boys III",

      //   "Description": "It's no Bad Boys",

      //   "Classification": null,

      //   "Studio": null,

      //   "ReleaseDate": null,

      //   "ReleaseCountries": null

      // }

      string ignored = JsonConvert.SerializeObject(movie,

        Formatting.Indented,

        new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore });

      // {

      //   "Name": "Bad Boys III",

      //   "Description": "It's no Bad Boys"

      // }

      Assert.AreEqual(@"{

  ""Name"": ""Bad Boys III"",

  ""Description"": ""It's no Bad Boys"",

  ""Classification"": null,

  ""Studio"": null,

  ""ReleaseDate"": null,

  ""ReleaseCountries"": null

}", included);

      Assert.AreEqual(@"{

  ""Name"": ""Bad Boys III"",

  ""Description"": ""It's no Bad Boys""

}", ignored);

    }

  }

}