161 lines
4.2 KiB
C#
161 lines
4.2 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.ComponentModel;
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using Newtonsoft.Json.Linq;
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#if !NETFX_CORE
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using NUnit.Framework;
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#else
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using TestFixture = Microsoft.VisualStudio.TestTools.UnitTesting.TestClassAttribute;
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using Test = Microsoft.VisualStudio.TestTools.UnitTesting.TestMethodAttribute;
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#endif
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using System.IO;
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namespace Newtonsoft.Json.Tests.Linq
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{
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[TestFixture]
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public class JPropertyTests : TestFixtureBase
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{
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[Test]
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public void NullValue()
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{
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JProperty p = new JProperty("TestProperty", null);
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Assert.IsNotNull(p.Value);
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Assert.AreEqual(JTokenType.Null, p.Value.Type);
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Assert.AreEqual(p, p.Value.Parent);
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p.Value = null;
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Assert.IsNotNull(p.Value);
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Assert.AreEqual(JTokenType.Null, p.Value.Type);
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Assert.AreEqual(p, p.Value.Parent);
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}
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#if !SILVERLIGHT && !NETFX_CORE
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[Test]
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public void ListChanged()
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{
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JProperty p = new JProperty("TestProperty", null);
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IBindingList l = p;
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ListChangedType? listChangedType = null;
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int? index = null;
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l.ListChanged += (sender, args) =>
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{
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listChangedType = args.ListChangedType;
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index = args.NewIndex;
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};
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p.Value = 1;
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Assert.AreEqual(ListChangedType.ItemChanged, listChangedType.Value);
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Assert.AreEqual(0, index.Value);
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}
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#endif
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[Test]
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public void IListCount()
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{
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JProperty p = new JProperty("TestProperty", null);
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IList l = p;
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Assert.AreEqual(1, l.Count);
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}
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[Test]
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[ExpectedException(typeof(Exception)
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#if !NETFX_CORE
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, ExpectedMessage = "Cannot add or remove items from Newtonsoft.Json.Linq.JProperty."
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#endif
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)]
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public void IListClear()
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{
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JProperty p = new JProperty("TestProperty", null);
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IList l = p;
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l.Clear();
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}
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[Test]
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[ExpectedException(typeof(Exception)
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#if !NETFX_CORE
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, ExpectedMessage = "Newtonsoft.Json.Linq.JProperty cannot have multiple values."
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#endif
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)]
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public void IListAdd()
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{
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JProperty p = new JProperty("TestProperty", null);
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IList l = p;
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l.Add(null);
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}
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[Test]
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[ExpectedException(typeof(Exception)
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#if !NETFX_CORE
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, ExpectedMessage = "Cannot add or remove items from Newtonsoft.Json.Linq.JProperty."
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#endif
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)]
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public void IListRemove()
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{
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JProperty p = new JProperty("TestProperty", null);
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IList l = p;
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l.Remove(p.Value);
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}
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[Test]
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public void Load()
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{
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JsonReader reader = new JsonTextReader(new StringReader("{'propertyname':['value1']}"));
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reader.Read();
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Assert.AreEqual(JsonToken.StartObject, reader.TokenType);
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reader.Read();
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JProperty property = JProperty.Load(reader);
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Assert.AreEqual("propertyname", property.Name);
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Assert.IsTrue(JToken.DeepEquals(JArray.Parse("['value1']"), property.Value));
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Assert.AreEqual(JsonToken.EndObject, reader.TokenType);
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reader = new JsonTextReader(new StringReader("{'propertyname':null}"));
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reader.Read();
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Assert.AreEqual(JsonToken.StartObject, reader.TokenType);
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reader.Read();
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property = JProperty.Load(reader);
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Assert.AreEqual("propertyname", property.Name);
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Assert.IsTrue(JToken.DeepEquals(new JValue(null, JTokenType.Null), property.Value));
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Assert.AreEqual(JsonToken.EndObject, reader.TokenType);
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}
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[Test]
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public void MultiContentConstructor()
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{
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JProperty p = new JProperty("error", new List<string> { "one", "two" });
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JArray a = (JArray) p.Value;
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Assert.AreEqual(a.Count, 2);
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Assert.AreEqual("one", (string)a[0]);
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Assert.AreEqual("two", (string)a[1]);
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}
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[Test]
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[ExpectedException(typeof(Exception)
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#if !NETFX_CORE
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, ExpectedMessage = "Newtonsoft.Json.Linq.JProperty cannot have multiple values."
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#endif
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)]
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public void IListGenericAdd()
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{
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IList<JToken> t = new JProperty("error", new List<string> { "one", "two" });
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t.Add(1);
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t.Add(2);
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}
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}
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}
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