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This commit is contained in:
James Newton-King
2014-06-26 16:23:05 +12:00
parent faed8223fa
commit b96f8ed254
1 changed files with 348 additions and 0 deletions
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Src/Newtonsoft.Json.Tests/DemoTests.cs
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@@ -28,7 +28,9 @@ using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Schema;
using Newtonsoft.Json.Serialization;
#if !NETFX_CORE
using NUnit.Framework;
#else
@@ -167,5 +169,351 @@ namespace Newtonsoft.Json.Tests
return objectType == typeof(HtmlColor);
}
}
[Test]
public void SerializationGuide()
{
IList<string> roles = new List<string>
{
"User",
"Admin"
};
string roleJson = JsonConvert.SerializeObject(roles, Formatting.Indented);
// [
// "User",
// "Admin"
// ]
IDictionary<DateTime, int> dailyRegistrations = new Dictionary<DateTime, int>
{
{ new DateTime(2014, 6, 1), 23 },
{ new DateTime(2014, 6, 2), 50 }
};
string regJson = JsonConvert.SerializeObject(dailyRegistrations, Formatting.Indented);
// {
// "2014-06-01T00:00:00": 23,
// "2014-06-02T00:00:00": 50
// }
City c = new City { Name = "Oslo", Population = 650000 };
string cityJson = JsonConvert.SerializeObject(c, Formatting.Indented);
// {
// "Name": "Oslo",
// "Population": 650000
// }
}
[Test]
public void SerializationBasics()
{
IList<string> roles = new List<string>
{
"User",
"Admin"
};
MemoryTraceWriter traceWriter = new MemoryTraceWriter();
string j = JsonConvert.SerializeObject(roles, new JsonSerializerSettings
{
Formatting = Formatting.Indented,
TraceWriter = traceWriter
});
string trace = traceWriter.ToString();
// Started serializing System.Collections.Generic.List`1[System.String].
// Finished serializing System.Collections.Generic.List`1[System.String].
// 2014-05-13T13:41:53.706 Verbose Serialized JSON:
// [
// "User",
// "Admin"
// ]
Console.WriteLine(trace);
}
[Test]
public void SerializationBasics2()
{
var s = new Session
{
Name = "Serialize All The Things",
Date = new DateTime(2014, 6, 4)
};
string j = JsonConvert.SerializeObject(s, new JsonSerializerSettings
{
Formatting = Formatting.Indented,
Converters = { new JavaScriptDateTimeConverter() }
});
// {
// "Name": "Serialize All The Things",
// "Date": new Date(1401796800000)
// }
Console.WriteLine(j);
}
[Test]
public void DeserializationBasics1()
{
string j = @"{
'Name': 'Serialize All The Things',
'Date': new Date(1401796800000)
}";
var s = JsonConvert.DeserializeObject<Session>(j, new JsonSerializerSettings
{
Converters = { new JavaScriptDateTimeConverter() }
});
// Name = Serialize All The Things
// Date = Tuesday, 3 June 2014
}
[Test]
public void DeserializationBasics2()
{
Session s = new Session();
s.Date = new DateTime(2014, 6, 4);
string j = @"{
'Name': 'Serialize All The Things'
}";
JsonConvert.PopulateObject(j, s);
// Name = Serialize All The Things
// Date = Tuesday, 3 June 2014
}
public class City
{
public string Name { get; set; }
public int Population { get; set; }
}
public class Employee
{
public string Name { get; set; }
}
public class Manager : Employee
{
public IList<Employee> Reportees { get; set; }
}
[Test]
public void SerializeReferencesByValue()
{
Employee arnie = new Employee { Name = "Arnie Admin" };
Manager mike = new Manager { Name = "Mike Manager" };
Manager susan = new Manager { Name = "Susan Supervisor" };
mike.Reportees = new[] { arnie, susan };
susan.Reportees = new[] { arnie };
string json = JsonConvert.SerializeObject(mike, Formatting.Indented);
// {
// "Reportees": [
// {
// "Name": "Arnie Admin"
// },
// {
// "Reportees": [
// {
// "Name": "Arnie Admin"
// }
// ],
// "Name": "Susan Supervisor"
// }
// ],
// "Name": "Mike Manager"
// }
Console.WriteLine(json);
}
[Test]
public void SerializeReferencesWithMetadata()
{
Employee arnie = new Employee { Name = "Arnie Admin" };
Manager mike = new Manager { Name = "Mike Manager" };
Manager susan = new Manager { Name = "Susan Supervisor" };
mike.Reportees = new[] { arnie, susan };
susan.Reportees = new[] { arnie };
string json = JsonConvert.SerializeObject(mike, new JsonSerializerSettings
{
Formatting = Formatting.Indented,
TypeNameHandling = TypeNameHandling.Objects,
PreserveReferencesHandling = PreserveReferencesHandling.Objects
});
// {
// "$id": "1",
// "$type": "YourNamespace.Manager, YourAssembly",
// "Name": "Mike Manager",
// "Reportees": [
// {
// "$id": "2",
// "$type": "YourNamespace.Employee, YourAssembly",
// "Name": "Arnie Admin"
// },
// {
// "$id": "3",
// "$type": "YourNamespace.Manager, YourAssembly",
// "Name": "Susan Supervisor",
// "Reportees": [
// {
// "$ref": "2"
// }
// ]
// }
// ]
// }
Console.WriteLine(json);
}
[Test]
public void RoundtripTypesAndReferences()
{
string json = @"{
'$id': '1',
'$type': 'Newtonsoft.Json.Tests.DemoTests+Manager, Newtonsoft.Json.Tests',
'Reportees': [
{
'$id': '2',
'$type': 'Newtonsoft.Json.Tests.DemoTests+Employee, Newtonsoft.Json.Tests',
'Name': 'Arnie Admin'
},
{
'$id': '3',
'$type': 'Newtonsoft.Json.Tests.DemoTests+Manager, Newtonsoft.Json.Tests',
'Reportees': [
{
'$ref': '2'
}
],
'Name': 'Susan Supervisor'
}
],
'Name': 'Mike Manager'
}";
var e = JsonConvert.DeserializeObject<Employee>(json, new JsonSerializerSettings
{
TypeNameHandling = TypeNameHandling.Objects,
PreserveReferencesHandling = PreserveReferencesHandling.Objects
});
// Name = Mike Manager
// Reportees = Arnie Admin, Susan Supervisor
Manager mike = (Manager)e;
Manager susan = (Manager)mike.Reportees[1];
Object.ReferenceEquals(mike.Reportees[0], susan.Reportees[0]);
// true
Assert.IsTrue(ReferenceEquals(mike.Reportees[0], susan.Reportees[0]));
}
public class House
{
public string StreetAddress { get; set; }
public DateTime BuildDate { get; set; }
public int Bedrooms { get; set; }
public decimal FloorArea { get; set; }
}
public class House1
{
public string StreetAddress { get; set; }
[JsonIgnore]
public int Bedrooms { get; set; }
[JsonIgnore]
public decimal FloorArea { get; set; }
[JsonIgnore]
public DateTime BuildDate { get; set; }
}
[JsonObject(MemberSerialization.OptIn)]
public class House3
{
[JsonProperty]
public string StreetAddress { get; set; }
public int Bedrooms { get; set; }
public decimal FloorArea { get; set; }
public DateTime BuildDate { get; set; }
}
[JsonObject(MemberSerialization.OptIn)]
public class House2
{
[JsonProperty("address")]
public string StreetAddress { get; set; }
public int Bedrooms { get; set; }
public decimal FloorArea { get; set; }
public DateTime BuildDate { get; set; }
}
[JsonObject(MemberSerialization.OptIn)]
public class House4
{
[JsonProperty("address", Order = 2)]
public string StreetAddress { get; set; }
public int Bedrooms { get; set; }
public decimal FloorArea { get; set; }
[JsonProperty("buildDate", Order = 1)]
public DateTime BuildDate { get; set; }
}
[JsonObject(MemberSerialization.OptIn)]
public class House5
{
[JsonProperty("address", Order = 2)]
public string StreetAddress { get; set; }
public int Bedrooms { get; set; }
public decimal FloorArea { get; set; }
[JsonProperty("buildDate", Order = 1)]
[JsonConverter(typeof(JavaScriptDateTimeConverter))]
public DateTime BuildDate { get; set; }
}
[Test]
public void SerializeAttributes()
{
var house = new House3();
house.StreetAddress = "221B Baker Street";
house.Bedrooms = 2;
house.FloorArea = 100m;
house.BuildDate = new DateTime(1890, 1, 1);
string json = JsonConvert.SerializeObject(house, Formatting.Indented);
// {
// "StreetAddress": "221B Baker Street",
// "Bedrooms": 2,
// "FloorArea": 100.0,
// "BuildDate": "1890-01-01T00:00:00"
// }
// {
// "StreetAddress": "221B Baker Street"
// }
// {
// "address": "221B Baker Street"
// }
// {
// "buildDate": "1890-01-01T00:00:00",
// "address": "221B Baker Street"
// }
// {
// "buildDate": new Date(-2524568400000),
// "address": "221B Baker Street"
// }
}
}
}