Newtonsoft.Json/Src/Newtonsoft.Json.Tests/Serialization/SerializationErrorHandlingTests.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.Linq;
using System.Text;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Tests.TestObjects;
using NUnit.Framework;

namespace Newtonsoft.Json.Tests.Serialization
{
  public class SerializationErrorHandlingTests : TestFixtureBase
  {
    [Test]
    public void ErrorDeserializingListHandled()
    {
      string json = @"[
  {
    ""Name"": ""Jim"",
    ""BirthDate"": ""\/Date(978048000000)\/"",
    ""LastModified"": ""\/Date(978048000000)\/""
  },
  {
    ""Name"": ""Jim"",
    ""BirthDate"": ""\/Date(978048000000)\/"",
    ""LastModified"": ""\/Date(978048000000)\/""
  }
]";

      VersionKeyedCollection c = JsonConvert.DeserializeObject<VersionKeyedCollection>(json);
      Assert.AreEqual(1, c.Count);
      Assert.AreEqual(1, c.Messages.Count);
      Assert.AreEqual("Error message for member 1 = An item with the same key has already been added.", c.Messages[0]);
    }

    [Test]
    public void ErrorSerializingListHandled()
    {
      VersionKeyedCollection c = new VersionKeyedCollection();
      c.Add(new Person
      {
        Name = "Jim",
        BirthDate = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc),
        LastModified = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc)
      });
      c.Add(new Person
      {
        Name = "Jimbo",
        BirthDate = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc),
        LastModified = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc)
      });
      c.Add(new Person
      {
        Name = "Jimmy",
        BirthDate = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc),
        LastModified = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc)
      });
      c.Add(new Person
      {
        Name = "Jim Bean",
        BirthDate = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc),
        LastModified = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc)
      });

      string json = JsonConvert.SerializeObject(c, Formatting.Indented);

      Assert.AreEqual(@"[
  {
    ""Name"": ""Jimbo"",
    ""BirthDate"": ""\/Date(978048000000)\/"",
    ""LastModified"": ""\/Date(978048000000)\/""
  },
  {
    ""Name"": ""Jim Bean"",
    ""BirthDate"": ""\/Date(978048000000)\/"",
    ""LastModified"": ""\/Date(978048000000)\/""
  }
]", json);

      Assert.AreEqual(2, c.Messages.Count);
      Assert.AreEqual("Error message for member 0 = Index even: 0", c.Messages[0]);
      Assert.AreEqual("Error message for member 2 = Index even: 2", c.Messages[1]);
    }

    [Test]
    public void DeserializingErrorInChildObject()
    {
      ListErrorObjectCollection c = JsonConvert.DeserializeObject<ListErrorObjectCollection>(@"[
  {
    ""Member"": ""Value1"",
    ""Member2"": null
  },
  {
    ""Member"": ""Value2""
  },
  {
    ""ThrowError"": ""Value"",
    ""Object"": {
      ""Array"": [
        1,
        2
      ]
    }
  },
  {
    ""ThrowError"": ""Handle this!"",
    ""Member"": ""Value3""
  }
]");

      Assert.AreEqual(3, c.Count);
      Assert.AreEqual("Value1", c[0].Member);
      Assert.AreEqual("Value2", c[1].Member);
      Assert.AreEqual("Value3", c[2].Member);
      Assert.AreEqual("Handle this!", c[2].ThrowError);
    }

    [Test]
    public void SerializingErrorInChildObject()
    {
      ListErrorObjectCollection c = new ListErrorObjectCollection
        {
          new ListErrorObject
            {
              Member = "Value1",
              ThrowError = "Handle this!",
              Member2 = "Member1"
            },
          new ListErrorObject
            {
              Member = "Value2",
              Member2 = "Member2"
            },
          new ListErrorObject
            {
              Member = "Value3",
              ThrowError = "Handle that!",
              Member2 = "Member3"
            }
        };

      string json = JsonConvert.SerializeObject(c, Formatting.Indented);

      Assert.AreEqual(@"[
  {
    ""Member"": ""Value1"",
    ""ThrowError"": ""Handle this!"",
    ""Member2"": ""Member1""
  },
  {
    ""Member"": ""Value2""
  },
  {
    ""Member"": ""Value3"",
    ""ThrowError"": ""Handle that!"",
    ""Member2"": ""Member3""
  }
]", json);
    }

    [Test]
    public void DeserializingErrorInDateTimeCollection()
    {
      DateTimeErrorObjectCollection c = JsonConvert.DeserializeObject<DateTimeErrorObjectCollection>(@"[
  ""2009-09-09T00:00:00Z"",
  ""kjhkjhkjhkjh"",
  [
    1
  ],
  ""1977-02-20T00:00:00Z"",
  null,
  ""2000-12-01T00:00:00Z""
]", new IsoDateTimeConverter());

      Assert.AreEqual(3, c.Count);
      Assert.AreEqual(new DateTime(2009, 9, 9, 0, 0, 0, DateTimeKind.Utc), c[0]);
      Assert.AreEqual(new DateTime(1977, 2, 20, 0, 0, 0, DateTimeKind.Utc), c[1]);
      Assert.AreEqual(new DateTime(2000, 12, 1, 0, 0, 0, DateTimeKind.Utc), c[2]);
    }
  }
}