1 #region License
2 // Copyright (c) 2007 James Newton-King
3 //
4 // Permission is hereby granted, free of charge, to any person
5 // obtaining a copy of this software and associated documentation
6 // files (the "Software"), to deal in the Software without
7 // restriction, including without limitation the rights to use,
8 // copy, modify, merge, publish, distribute, sublicense, and/or sell
9 // copies of the Software, and to permit persons to whom the
10 // Software is furnished to do so, subject to the following
11 // conditions:
12 //
13 // The above copyright notice and this permission notice shall be
14 // included in all copies or substantial portions of the Software.
15 //
16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
18 // OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
20 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
21 // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 // OTHER DEALINGS IN THE SOFTWARE.
24 #endregion
25 
26 using System;
27 using System.Collections.Generic;
28 using Newtonsoft.Json.Serialization;
29 #if NETFX_CORE
30 using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
31 using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
32 using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
33 #elif DNXCORE50
34 using Xunit;
35 using Test = Xunit.FactAttribute;
36 using Assert = Newtonsoft.Json.Tests.XUnitAssert;
37 #else
38 using NUnit.Framework;
39 #endif
40 using Newtonsoft.Json.Tests.TestObjects;
41 using Newtonsoft.Json.Linq;
42 using System.Reflection;
43 using Newtonsoft.Json.Utilities;
44 
45 namespace Newtonsoft.Json.Tests.Serialization
46 {
47     [TestFixture]
48     public class CamelCasePropertyNamesContractResolverTests : TestFixtureBase
49     {
50         [Test]
JsonConvertSerializerSettings()51         public void JsonConvertSerializerSettings()
52         {
53             Person person = new Person();
54             person.BirthDate = new DateTime(2000, 11, 20, 23, 55, 44, DateTimeKind.Utc);
55             person.LastModified = new DateTime(2000, 11, 20, 23, 55, 44, DateTimeKind.Utc);
56             person.Name = "Name!";
57 
58             string json = JsonConvert.SerializeObject(person, Formatting.Indented, new JsonSerializerSettings
59             {
60                 ContractResolver = new CamelCasePropertyNamesContractResolver()
61             });
62 
63             StringAssert.AreEqual(@"{
64   ""name"": ""Name!"",
65   ""birthDate"": ""2000-11-20T23:55:44Z"",
66   ""lastModified"": ""2000-11-20T23:55:44Z""
67 }", json);
68 
69             Person deserializedPerson = JsonConvert.DeserializeObject<Person>(json, new JsonSerializerSettings
70             {
71                 ContractResolver = new CamelCasePropertyNamesContractResolver()
72             });
73 
74             Assert.AreEqual(person.BirthDate, deserializedPerson.BirthDate);
75             Assert.AreEqual(person.LastModified, deserializedPerson.LastModified);
76             Assert.AreEqual(person.Name, deserializedPerson.Name);
77 
78             json = JsonConvert.SerializeObject(person, Formatting.Indented);
79             StringAssert.AreEqual(@"{
80   ""Name"": ""Name!"",
81   ""BirthDate"": ""2000-11-20T23:55:44Z"",
82   ""LastModified"": ""2000-11-20T23:55:44Z""
83 }", json);
84         }
85 
86         [Test]
JTokenWriter()87         public void JTokenWriter()
88         {
89             JsonIgnoreAttributeOnClassTestClass ignoreAttributeOnClassTestClass = new JsonIgnoreAttributeOnClassTestClass();
90             ignoreAttributeOnClassTestClass.Field = int.MinValue;
91 
92             JsonSerializer serializer = new JsonSerializer();
93             serializer.ContractResolver = new CamelCasePropertyNamesContractResolver();
94 
95             JTokenWriter writer = new JTokenWriter();
96 
97             serializer.Serialize(writer, ignoreAttributeOnClassTestClass);
98 
99             JObject o = (JObject)writer.Token;
100             JProperty p = o.Property("theField");
101 
102             Assert.IsNotNull(p);
103             Assert.AreEqual(int.MinValue, (int)p.Value);
104 
105             string json = o.ToString();
106         }
107 
108 #if !(NETFX_CORE || PORTABLE || PORTABLE40)
109 #pragma warning disable 618
110         [Test]
MemberSearchFlags()111         public void MemberSearchFlags()
112         {
113             PrivateMembersClass privateMembersClass = new PrivateMembersClass("PrivateString!", "InternalString!");
114 
115             string json = JsonConvert.SerializeObject(privateMembersClass, Formatting.Indented, new JsonSerializerSettings
116             {
117                 ContractResolver = new CamelCasePropertyNamesContractResolver { DefaultMembersSearchFlags = BindingFlags.NonPublic | BindingFlags.Instance }
118             });
119 
120             StringAssert.AreEqual(@"{
121   ""_privateString"": ""PrivateString!"",
122   ""i"": 0,
123   ""_internalString"": ""InternalString!""
124 }", json);
125 
126             PrivateMembersClass deserializedPrivateMembersClass = JsonConvert.DeserializeObject<PrivateMembersClass>(@"{
127   ""_privateString"": ""Private!"",
128   ""i"": -2,
129   ""_internalString"": ""Internal!""
130 }", new JsonSerializerSettings
131             {
132                 ContractResolver = new CamelCasePropertyNamesContractResolver { DefaultMembersSearchFlags = BindingFlags.NonPublic | BindingFlags.Instance }
133             });
134 
135             Assert.AreEqual("Private!", ReflectionUtils.GetMemberValue(typeof(PrivateMembersClass).GetField("_privateString", BindingFlags.Instance | BindingFlags.NonPublic), deserializedPrivateMembersClass));
136             Assert.AreEqual("Internal!", ReflectionUtils.GetMemberValue(typeof(PrivateMembersClass).GetField("_internalString", BindingFlags.Instance | BindingFlags.NonPublic), deserializedPrivateMembersClass));
137 
138             // readonly
139             Assert.AreEqual(0, ReflectionUtils.GetMemberValue(typeof(PrivateMembersClass).GetField("i", BindingFlags.Instance | BindingFlags.NonPublic), deserializedPrivateMembersClass));
140         }
141 #pragma warning restore 618
142 #endif
143 
144         [Test]
BlogPostExample()145         public void BlogPostExample()
146         {
147             Product product = new Product
148             {
149                 ExpiryDate = new DateTime(2010, 12, 20, 18, 1, 0, DateTimeKind.Utc),
150                 Name = "Widget",
151                 Price = 9.99m,
152                 Sizes = new[] { "Small", "Medium", "Large" }
153             };
154 
155             string json =
156                 JsonConvert.SerializeObject(
157                     product,
158                     Formatting.Indented,
159                     new JsonSerializerSettings { ContractResolver = new CamelCasePropertyNamesContractResolver() }
160                     );
161 
162             //{
163             //  "name": "Widget",
164             //  "expiryDate": "\/Date(1292868060000)\/",
165             //  "price": 9.99,
166             //  "sizes": [
167             //    "Small",
168             //    "Medium",
169             //    "Large"
170             //  ]
171             //}
172 
173             StringAssert.AreEqual(@"{
174   ""name"": ""Widget"",
175   ""expiryDate"": ""2010-12-20T18:01:00Z"",
176   ""price"": 9.99,
177   ""sizes"": [
178     ""Small"",
179     ""Medium"",
180     ""Large""
181   ]
182 }", json);
183         }
184 
185 #if !(NET35 || NET20 || PORTABLE40)
186         [Test]
DynamicCamelCasePropertyNames()187         public void DynamicCamelCasePropertyNames()
188         {
189             dynamic o = new TestDynamicObject();
190             o.Text = "Text!";
191             o.Integer = int.MaxValue;
192 
193             string json = JsonConvert.SerializeObject(o, Formatting.Indented,
194                 new JsonSerializerSettings
195                 {
196                     ContractResolver = new CamelCasePropertyNamesContractResolver()
197                 });
198 
199             StringAssert.AreEqual(@"{
200   ""explicit"": false,
201   ""text"": ""Text!"",
202   ""integer"": 2147483647,
203   ""int"": 0,
204   ""childObject"": null
205 }", json);
206         }
207 #endif
208 
209         [Test]
DictionaryCamelCasePropertyNames()210         public void DictionaryCamelCasePropertyNames()
211         {
212             Dictionary<string, string> values = new Dictionary<string, string>
213             {
214                 { "First", "Value1!" },
215                 { "Second", "Value2!" }
216             };
217 
218             string json = JsonConvert.SerializeObject(values, Formatting.Indented,
219                 new JsonSerializerSettings
220                 {
221                     ContractResolver = new CamelCasePropertyNamesContractResolver()
222                 });
223 
224             StringAssert.AreEqual(@"{
225   ""first"": ""Value1!"",
226   ""second"": ""Value2!""
227 }", json);
228         }
229     }
230 }