352 lines
11 KiB
C#
352 lines
11 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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namespace Newtonsoft.Json.Tests
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{
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public class JsonTextReaderTest : TestFixtureBase
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{
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[Test]
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public void YahooFinance()
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{
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string input = @"{
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""matches"" : [
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{""t"":""C"", ""n"":""Citigroup Inc."", ""e"":""NYSE"", ""id"":""662713""}
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,{""t"":""CHL"", ""n"":""China Mobile Ltd. (ADR)"", ""e"":""NYSE"", ""id"":""660998""}
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,{""t"":""PTR"", ""n"":""PetroChina Company Limited (ADR)"", ""e"":""NYSE"", ""id"":""664536""}
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,{""t"":""RIO"", ""n"":""Companhia Vale do Rio Doce (ADR)"", ""e"":""NYSE"", ""id"":""671472""}
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,{""t"":""RIOPR"", ""n"":""Companhia Vale do Rio Doce (ADR)"", ""e"":""NYSE"", ""id"":""3512643""}
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,{""t"":""CSCO"", ""n"":""Cisco Systems, Inc."", ""e"":""NASDAQ"", ""id"":""99624""}
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,{""t"":""CVX"", ""n"":""Chevron Corporation"", ""e"":""NYSE"", ""id"":""667226""}
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,{""t"":""TM"", ""n"":""Toyota Motor Corporation (ADR)"", ""e"":""NYSE"", ""id"":""655880""}
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,{""t"":""JPM"", ""n"":""JPMorgan Chase \x26 Co."", ""e"":""NYSE"", ""id"":""665639""}
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,{""t"":""COP"", ""n"":""ConocoPhillips"", ""e"":""NYSE"", ""id"":""1691168""}
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,{""t"":""LFC"", ""n"":""China Life Insurance Company Ltd. (ADR)"", ""e"":""NYSE"", ""id"":""688679""}
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,{""t"":""NOK"", ""n"":""Nokia Corporation (ADR)"", ""e"":""NYSE"", ""id"":""657729""}
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,{""t"":""KO"", ""n"":""The Coca-Cola Company"", ""e"":""NYSE"", ""id"":""6550""}
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,{""t"":""VZ"", ""n"":""Verizon Communications Inc."", ""e"":""NYSE"", ""id"":""664887""}
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,{""t"":""AMX"", ""n"":""America Movil S.A.B de C.V. (ADR)"", ""e"":""NYSE"", ""id"":""665834""}],
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""all"" : false
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}
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";
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using (JsonReader jsonReader = new JsonTextReader(new StringReader(input)))
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{
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while (jsonReader.Read())
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{
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Console.WriteLine(jsonReader.Value);
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}
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}
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}
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[Test]
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public void ReadingIndented()
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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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using (JsonReader jsonReader = new JsonTextReader(sr))
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{
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Assert.AreEqual(jsonReader.TokenType, JsonToken.None);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartObject);
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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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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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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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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartArray);
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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(jsonReader.QuoteChar, '\'');
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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(jsonReader.QuoteChar, '"');
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndArray);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndObject);
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}
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}
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[Test]
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public void Depth()
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{
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string input = "{value:'Purple\\r \\n monkey\\'s:\\tdishwasher',array:[1,2]}";
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StringReader sr = new StringReader(input);
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using (JsonReader jsonReader = new JsonTextReader(sr))
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{
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Assert.AreEqual(0, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartObject);
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Assert.AreEqual(0, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.PropertyName);
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Assert.AreEqual(1, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.String);
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Assert.AreEqual(jsonReader.Value, "Purple\r \n monkey's:\tdishwasher");
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Assert.AreEqual(jsonReader.QuoteChar, '\'');
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Assert.AreEqual(1, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.PropertyName);
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Assert.AreEqual(1, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartArray);
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Assert.AreEqual(2, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.Integer);
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Assert.AreEqual(3, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.Integer);
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Assert.AreEqual(3, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndArray);
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Assert.AreEqual(1, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndObject);
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Assert.AreEqual(0, jsonReader.Depth);
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}
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}
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[Test]
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public void ReadingEscapedStrings()
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{
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string input = "{value:'Purple\\r \\n monkey\\'s:\\tdishwasher'}";
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StringReader sr = new StringReader(input);
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using (JsonReader jsonReader = new JsonTextReader(sr))
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{
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Assert.AreEqual(0, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartObject);
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Assert.AreEqual(0, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.PropertyName);
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Assert.AreEqual(1, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.String);
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Assert.AreEqual(jsonReader.Value, "Purple\r \n monkey's:\tdishwasher");
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Assert.AreEqual(jsonReader.QuoteChar, '\'');
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Assert.AreEqual(1, jsonReader.Depth);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndObject);
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Assert.AreEqual(0, jsonReader.Depth);
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}
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}
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[Test]
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public void ReadNewlineLastCharacter()
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{
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string input = @"{
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CPU: 'Intel',
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Drives: [ /* Com*ment */
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'DVD read/writer',
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""500 gigabyte hard drive""
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]
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}" + '\n';
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object o = JavaScriptConvert.DeserializeObject(input);
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}
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[Test]
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public void WriteReadWrite()
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{
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StringBuilder sb = new StringBuilder();
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StringWriter sw = new StringWriter(sb);
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using (JsonWriter jsonWriter = new JsonTextWriter(sw))
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{
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jsonWriter.WriteStartArray();
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jsonWriter.WriteValue(true);
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jsonWriter.WriteStartObject();
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jsonWriter.WritePropertyName("integer");
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jsonWriter.WriteValue(99);
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jsonWriter.WritePropertyName("string");
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jsonWriter.WriteValue("how now brown cow?");
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jsonWriter.WritePropertyName("array");
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jsonWriter.WriteStartArray();
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for (int i = 0; i < 5; i++)
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{
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jsonWriter.WriteValue(i);
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}
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jsonWriter.WriteStartObject();
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jsonWriter.WritePropertyName("decimal");
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jsonWriter.WriteValue(990.00990099m);
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jsonWriter.WriteEndObject();
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jsonWriter.WriteValue(5);
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jsonWriter.WriteEndArray();
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jsonWriter.WriteEndObject();
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jsonWriter.WriteValue("This is a string.");
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jsonWriter.WriteNull();
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jsonWriter.WriteNull();
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jsonWriter.WriteEndArray();
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}
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string json = sb.ToString();
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JsonSerializer serializer = new JsonSerializer();
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object jsonObject = serializer.Deserialize(new JsonTextReader(new StringReader(json)));
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sb = new StringBuilder();
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sw = new StringWriter(sb);
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using (JsonWriter jsonWriter = new JsonTextWriter(sw))
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{
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serializer.Serialize(sw, jsonObject);
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}
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Assert.AreEqual(json, sb.ToString());
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}
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[Test]
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public void FloatingPointNonFiniteNumbers()
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{
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string input = @"[
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NaN,
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Infinity,
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-Infinity
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]";
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StringReader sr = new StringReader(input);
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using (JsonReader jsonReader = new JsonTextReader(sr))
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{
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.StartArray);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.Float);
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Assert.AreEqual(jsonReader.Value, double.NaN);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.Float);
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Assert.AreEqual(jsonReader.Value, double.PositiveInfinity);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.Float);
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Assert.AreEqual(jsonReader.Value, double.NegativeInfinity);
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jsonReader.Read();
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Assert.AreEqual(jsonReader.TokenType, JsonToken.EndArray);
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}
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}
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[Test]
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public void LongStringTest()
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{
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int length = 20000;
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string json = @"[""" + new string(' ', length) + @"""]";
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JsonTextReader reader = new JsonTextReader(new StringReader(json));
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reader.Read();
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Assert.AreEqual(JsonToken.StartArray, reader.TokenType);
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reader.Read();
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Assert.AreEqual(JsonToken.String, reader.TokenType);
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Assert.AreEqual(typeof(string), reader.ValueType);
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Assert.AreEqual(20000, reader.Value.ToString().Length);
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reader.Read();
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Assert.AreEqual(JsonToken.EndArray, reader.TokenType);
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reader.Read();
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Assert.AreEqual(JsonToken.EndArray, reader.TokenType);
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}
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[Test]
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public void EscapedUnicodeText()
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{
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string json = @"[""\u003c"",""\u5f20""]";
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JsonTextReader reader = new JsonTextReader(new StringReader(json));
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reader.Read();
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Assert.AreEqual(JsonToken.StartArray, reader.TokenType);
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reader.Read();
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Assert.AreEqual("<", reader.Value);
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reader.Read();
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Assert.AreEqual(24352, Convert.ToInt32(Convert.ToChar((string)reader.Value)));
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reader.Read();
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Assert.AreEqual(JsonToken.EndArray, reader.TokenType);
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}
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}
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} |