#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

#if (NET45 || NET5_0_OR_GREATER)
#if DNXCORE50
using Xunit;
using Test = Xunit.FactAttribute;
using Assert = Newtonsoft.Json.Tests.XUnitAssert;
#else
using NUnit.Framework;
#endif
using System.Collections.Generic;
using Newtonsoft.Json.Serialization;
using Newtonsoft.Json.Converters;
using System.Collections;
using System;
using System.IO;
using Newtonsoft.Json.Linq;

namespace Newtonsoft.Json.Tests.Issues
{
    [TestFixture]
    public class Issue2504 : TestFixtureBase
    {
        [Test]
        public void Test()
        {
            string jsontext = GetNestedJson(150);

            var o = JsonConvert.DeserializeObject<TestObject>(jsontext, new JsonSerializerSettings
            {
                Converters = new List<JsonConverter> { new TestConverter() },
                MaxDepth = 150
            });

            Assert.AreEqual(150, GetDepth(o.Children));
        }

        [Test]
        public void Test_Failure()
        {
            string jsontext = GetNestedJson(150);

            string expectedMessage = @"The reader's MaxDepth of 100 has been exceeded. Path '0.1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.27.28.29.30.31.32.33.34.35.36.37.38.39.40.41.42.43.44.45.46.47.48.49.50.51.52.53.54.55.56.57.58.59.60.61.62.63.64.65.66.67.68.69.70.71.72.73.74.75.76.77.78.79.80.81.82.83.84.85.86.87.88.89.90.91.92.93.94.95.96.97.98.99', line 101, position 207.";

            ExceptionAssert.Throws<JsonReaderException>(() => JsonConvert.DeserializeObject<TestObject>(jsontext, new JsonSerializerSettings
            {
                Converters = new List<JsonConverter> { new TestConverter() },
                MaxDepth = 100
            }), expectedMessage);
        }

        private static int GetDepth(JToken o)
        {
            int depth = 1;
            while (o.First != null)
            {
                o = o.First;
                if (o.Type == JTokenType.Object)
                {
                    depth++;
                }
            }

            return depth;
        }

        private class TestObject
        {
            public JToken Children { get; set; }
        }

        private class TestConverter : JsonConverter
        {
            public override bool CanConvert(Type objectType)
            {
                return objectType == typeof(TestObject);
            }

            public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
            {
                JToken token = JToken.Load(reader);

                var newToken = token.ToObject<JObject>(serializer);

                return new TestObject
                {
                    Children = newToken
                };
            }

            public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
            {
                throw new NotImplementedException();
            }
        }
    }
}
#endif