277 lines
9.7 KiB
C#
277 lines
9.7 KiB
C#
#region License
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// Copyright (c) 2007 James Newton-King
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Text;
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using NUnit.Framework;
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using Newtonsoft.Json;
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using System.IO;
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using Newtonsoft.Json.Linq;
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namespace Newtonsoft.Json.Tests.Linq
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{
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public class JTokenReaderTest : TestFixtureBase
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{
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#if !PocketPC && !NET20
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[Test]
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public void YahooFinance()
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{
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JObject o =
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new JObject(
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new JProperty("Test1", new DateTime(2000, 10, 15, 5, 5, 5, DateTimeKind.Utc)),
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new JProperty("Test2", new DateTimeOffset(2000, 10, 15, 5, 5, 5, new TimeSpan(11, 11, 0))),
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new JProperty("Test3", "Test3Value"),
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new JProperty("Test4", null)
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);
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using (JTokenReader jsonReader = new JTokenReader(o))
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{
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IJsonLineInfo lineInfo = jsonReader;
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jsonReader.Read();
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Assert.AreEqual(JsonToken.StartObject, jsonReader.TokenType);
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Assert.AreEqual(false, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(JsonToken.PropertyName, jsonReader.TokenType);
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Assert.AreEqual("Test1", jsonReader.Value);
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Assert.AreEqual(false, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(JsonToken.Date, jsonReader.TokenType);
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Assert.AreEqual(new DateTime(2000, 10, 15, 5, 5, 5, DateTimeKind.Utc), jsonReader.Value);
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Assert.AreEqual(false, lineInfo.HasLineInfo());
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Assert.AreEqual(0, lineInfo.LinePosition);
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Assert.AreEqual(0, lineInfo.LineNumber);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.PropertyName, jsonReader.TokenType);
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Assert.AreEqual("Test2", jsonReader.Value);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.Date, jsonReader.TokenType);
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Assert.AreEqual(new DateTimeOffset(2000, 10, 15, 5, 5, 5, new TimeSpan(11, 11, 0)), jsonReader.Value);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.PropertyName, jsonReader.TokenType);
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Assert.AreEqual("Test3", jsonReader.Value);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.String, jsonReader.TokenType);
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Assert.AreEqual("Test3Value", jsonReader.Value);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.PropertyName, jsonReader.TokenType);
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Assert.AreEqual("Test4", jsonReader.Value);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.Null, jsonReader.TokenType);
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Assert.AreEqual(null, jsonReader.Value);
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Assert.IsTrue(jsonReader.Read());
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Assert.AreEqual(JsonToken.EndObject, jsonReader.TokenType);
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Assert.IsFalse(jsonReader.Read());
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}
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using (JsonReader jsonReader = new JTokenReader(o.Property("Test2")))
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{
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Assert.IsTrue(jsonReader.Read());
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Assert.AreEqual(JsonToken.PropertyName, jsonReader.TokenType);
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Assert.AreEqual("Test2", jsonReader.Value);
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Assert.IsTrue(jsonReader.Read());
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Assert.AreEqual(JsonToken.Date, jsonReader.TokenType);
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Assert.AreEqual(new DateTimeOffset(2000, 10, 15, 5, 5, 5, new TimeSpan(11, 11, 0)), jsonReader.Value);
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Assert.IsFalse(jsonReader.Read());
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}
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}
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#endif
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[Test]
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public void ReadLineInfo()
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{
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string input = @"{
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CPU: 'Intel',
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Drives: [
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'DVD read/writer',
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""500 gigabyte hard drive""
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]
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}";
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StringReader sr = new StringReader(input);
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JObject o = JObject.Parse(input);
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using (JTokenReader jsonReader = new JTokenReader(o))
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{
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IJsonLineInfo lineInfo = jsonReader;
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Assert.AreEqual(jsonReader.TokenType, JsonToken.None);
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Assert.AreEqual(0, lineInfo.LineNumber);
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Assert.AreEqual(0, lineInfo.LinePosition);
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Assert.AreEqual(false, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartObject);
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Assert.AreEqual(1, lineInfo.LineNumber);
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Assert.AreEqual(1, lineInfo.LinePosition);
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Assert.AreEqual(true, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.PropertyName);
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Assert.AreEqual(jsonReader.Value, "CPU");
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Assert.AreEqual(2, lineInfo.LineNumber);
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Assert.AreEqual(6, lineInfo.LinePosition);
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Assert.AreEqual(true, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.String);
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Assert.AreEqual(jsonReader.Value, "Intel");
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Assert.AreEqual(2, lineInfo.LineNumber);
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Assert.AreEqual(14, lineInfo.LinePosition);
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Assert.AreEqual(true, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.PropertyName);
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Assert.AreEqual(jsonReader.Value, "Drives");
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Assert.AreEqual(3, lineInfo.LineNumber);
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Assert.AreEqual(9, lineInfo.LinePosition);
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Assert.AreEqual(true, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartArray);
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Assert.AreEqual(3, lineInfo.LineNumber);
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Assert.AreEqual(11, lineInfo.LinePosition);
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Assert.AreEqual(true, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.String);
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Assert.AreEqual(jsonReader.Value, "DVD read/writer");
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Assert.AreEqual(4, lineInfo.LineNumber);
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Assert.AreEqual(21, lineInfo.LinePosition);
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Assert.AreEqual(true, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.String);
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Assert.AreEqual(jsonReader.Value, "500 gigabyte hard drive");
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Assert.AreEqual(5, lineInfo.LineNumber);
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Assert.AreEqual(29, lineInfo.LinePosition);
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Assert.AreEqual(true, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndArray);
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Assert.AreEqual(0, lineInfo.LineNumber);
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Assert.AreEqual(0, lineInfo.LinePosition);
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Assert.AreEqual(false, lineInfo.HasLineInfo());
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndObject);
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Assert.AreEqual(0, lineInfo.LineNumber);
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Assert.AreEqual(0, lineInfo.LinePosition);
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Assert.AreEqual(false, lineInfo.HasLineInfo());
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}
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}
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[Test]
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public void ReadBytes()
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{
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byte[] data = Encoding.UTF8.GetBytes("Hello world!");
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JObject o =
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new JObject(
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new JProperty("Test1", data)
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);
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using (JTokenReader jsonReader = new JTokenReader(o))
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{
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jsonReader.Read();
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Assert.AreEqual(JsonToken.StartObject, jsonReader.TokenType);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.PropertyName, jsonReader.TokenType);
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Assert.AreEqual("Test1", jsonReader.Value);
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byte[] readBytes = jsonReader.ReadAsBytes();
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Assert.AreEqual(data, readBytes);
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Assert.IsTrue(jsonReader.Read());
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Assert.AreEqual(JsonToken.EndObject, jsonReader.TokenType);
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Assert.IsFalse(jsonReader.Read());
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}
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}
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[Test]
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[ExpectedException(typeof(JsonReaderException), ExpectedMessage = "Error reading bytes. Expected bytes but got Integer.")]
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public void ReadBytesFailure()
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{
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JObject o =
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new JObject(
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new JProperty("Test1", 1)
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);
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using (JTokenReader jsonReader = new JTokenReader(o))
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{
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jsonReader.Read();
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Assert.AreEqual(JsonToken.StartObject, jsonReader.TokenType);
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jsonReader.Read();
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Assert.AreEqual(JsonToken.PropertyName, jsonReader.TokenType);
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Assert.AreEqual("Test1", jsonReader.Value);
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jsonReader.ReadAsBytes();
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}
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}
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public class HasBytes
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{
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public byte[] Bytes { get; set; }
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}
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[Test]
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public void ReadBytesFromString()
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{
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var bytes = new HasBytes { Bytes = new byte[] { 1, 2, 3, 4 } };
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var json = JsonConvert.SerializeObject(bytes);
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TextReader textReader = new StringReader(json);
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JsonReader jsonReader = new JsonTextReader(textReader);
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//var result = (HasBytes)JsonSerializer.Create(null)
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// .Deserialize(jsonReader, typeof(HasBytes));
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var jToken = JToken.ReadFrom(jsonReader);
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jsonReader = new JTokenReader(jToken);
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var result2 = (HasBytes)JsonSerializer.Create(null)
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.Deserialize(jsonReader, typeof(HasBytes));
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Assert.AreEqual(new byte[] { 1, 2, 3, 4 }, result2.Bytes);
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}
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}
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} |