Newtonsoft.Json.Tests\Serialization\EntitiesSerializationTests.cs

#region License

// Copyright (c) 2007 James Newton-King

//

// Permission is hereby granted, free of charge, to any person

// obtaining a copy of this software and associated documentation

// files (the "Software"), to deal in the Software without

// restriction, including without limitation the rights to use,

// copy, modify, merge, publish, distribute, sublicense, and/or sell

// copies of the Software, and to permit persons to whom the

// Software is furnished to do so, subject to the following

// conditions:

//

// The above copyright notice and this permission notice shall be

// included in all copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

// OTHER DEALINGS IN THE SOFTWARE.

#endregion

#if !PocketPC && !SILVERLIGHT && !NET20

using System;

using System.Collections.Generic;

using System.Data;

using System.Linq;

using System.Text;

using Newtonsoft.Json.Converters;

using NUnit.Framework;

namespace Newtonsoft.Json.Tests.Serialization

{

  public class EntitiesSerializationTests : TestFixtureBase

  {

    [Test]

    public void SerializeEntity()

    {

      Folder rootFolder = CreateEntitiesTestData();

      string json = JsonConvert.SerializeObject(rootFolder, Formatting.Indented, new IsoDateTimeConverter());

      string expected = @"{

  ""$id"": ""1"",

  ""FolderId"": ""a4e8ba80-eb24-4591-bb1c-62d3ad83701e"",

  ""Name"": ""Root folder"",

  ""Description"": ""Description!"",

  ""CreatedDate"": ""2000-12-10T10:50:00Z"",

  ""Files"": [],

  ""ChildFolders"": [

    {

      ""$id"": ""2"",

      ""FolderId"": ""484936e2-7cbb-4592-93ff-b2103e5705e4"",

      ""Name"": ""Child folder"",

      ""Description"": ""Description!"",

      ""CreatedDate"": ""2001-11-20T10:50:00Z"",

      ""Files"": [

        {

          ""$id"": ""3"",

          ""FileId"": ""cc76d734-49f1-4616-bb38-41514228ac6c"",

          ""Name"": ""File 1"",

          ""Description"": ""Description!"",

          ""CreatedDate"": ""2002-10-30T10:50:00Z"",

          ""Folder"": {

            ""$ref"": ""2""

          },

          ""EntityKey"": {

            ""$id"": ""4"",

            ""EntitySetName"": ""File"",

            ""EntityContainerName"": ""DataServicesTestDatabaseEntities"",

            ""EntityKeyValues"": [

              {

                ""Key"": ""FileId"",

                ""Type"": ""System.Guid"",

                ""Value"": ""cc76d734-49f1-4616-bb38-41514228ac6c""

              }

            ]

          }

        }

      ],

      ""ChildFolders"": [],

      ""ParentFolder"": {

        ""$ref"": ""1""

      },

      ""EntityKey"": {

        ""$id"": ""5"",

        ""EntitySetName"": ""Folder"",

        ""EntityContainerName"": ""DataServicesTestDatabaseEntities"",

        ""EntityKeyValues"": [

          {

            ""Key"": ""FolderId"",

            ""Type"": ""System.Guid"",

            ""Value"": ""484936e2-7cbb-4592-93ff-b2103e5705e4""

          }

        ]

      }

    }

  ],

  ""ParentFolder"": null,

  ""EntityKey"": {

    ""$id"": ""6"",

    ""EntitySetName"": ""Folder"",

    ""EntityContainerName"": ""DataServicesTestDatabaseEntities"",

    ""EntityKeyValues"": [

      {

        ""Key"": ""FolderId"",

        ""Type"": ""System.Guid"",

        ""Value"": ""a4e8ba80-eb24-4591-bb1c-62d3ad83701e""

      }

    ]

  }

}";

      Assert.AreEqual(expected, json);

    }

    [Test]

    public void DeserializeEntity()

    {

      string json = @"{

  ""$id"": ""1"",

  ""FolderId"": ""a4e8ba80-eb24-4591-bb1c-62d3ad83701e"",

  ""Name"": ""Root folder"",

  ""Description"": ""Description!"",

  ""CreatedDate"": ""2000-12-10T10:50:00Z"",

  ""Files"": [],

  ""ChildFolders"": [

    {

      ""$id"": ""2"",

      ""FolderId"": ""484936e2-7cbb-4592-93ff-b2103e5705e4"",

      ""Name"": ""Child folder"",

      ""Description"": ""Description!"",

      ""CreatedDate"": ""2001-11-20T10:50:00Z"",

      ""Files"": [

        {

          ""$id"": ""3"",

          ""FileId"": ""cc76d734-49f1-4616-bb38-41514228ac6c"",

          ""Name"": ""File 1"",

          ""Description"": ""Description!"",

          ""CreatedDate"": ""2002-10-30T10:50:00Z"",

          ""Folder"": {

            ""$ref"": ""2""

          },

          ""EntityKey"": {

            ""$id"": ""4"",

            ""EntitySetName"": ""File"",

            ""EntityContainerName"": ""DataServicesTestDatabaseEntities"",

            ""EntityKeyValues"": [

              {

                ""Key"": ""FileId"",

                ""Type"": ""System.Guid"",

                ""Value"": ""cc76d734-49f1-4616-bb38-41514228ac6c""

              }

            ]

          }

        }

      ],

      ""ChildFolders"": [],

      ""ParentFolder"": {

        ""$ref"": ""1""

      },

      ""EntityKey"": {

        ""$id"": ""5"",

        ""EntitySetName"": ""Folder"",

        ""EntityContainerName"": ""DataServicesTestDatabaseEntities"",

        ""EntityKeyValues"": [

          {

            ""Key"": ""FolderId"",

            ""Type"": ""System.Guid"",

            ""Value"": ""484936e2-7cbb-4592-93ff-b2103e5705e4""

          }

        ]

      }

    }

  ],

  ""ParentFolder"": null,

  ""EntityKey"": {

    ""$id"": ""6"",

    ""EntitySetName"": ""Folder"",

    ""EntityContainerName"": ""DataServicesTestDatabaseEntities"",

    ""EntityKeyValues"": [

      {

        ""Key"": ""FolderId"",

        ""Type"": ""System.Guid"",

        ""Value"": ""a4e8ba80-eb24-4591-bb1c-62d3ad83701e""

      }

    ]

  }

}";

      Folder f = JsonConvert.DeserializeObject<Folder>(json, new IsoDateTimeConverter());

      Assert.IsNotNull(f);

      Assert.AreEqual(new Guid("A4E8BA80-EB24-4591-BB1C-62D3AD83701E"), f.FolderId);

      Assert.AreEqual("Folder", f.EntityKey.EntitySetName);

      Assert.AreEqual("DataServicesTestDatabaseEntities", f.EntityKey.EntityContainerName);

      Assert.AreEqual("Folder", f.EntityKey.EntitySetName);

      Assert.AreEqual(false, f.EntityKey.IsTemporary);

      Assert.AreEqual(1, f.EntityKey.EntityKeyValues.Length);

      Assert.AreEqual("FolderId", f.EntityKey.EntityKeyValues[0].Key);

      Assert.AreEqual(new Guid("A4E8BA80-EB24-4591-BB1C-62D3AD83701E"), f.EntityKey.EntityKeyValues[0].Value);

      Assert.AreEqual("Root folder", f.Name);

      Assert.AreEqual(new DateTime(2000, 12, 10, 10, 50, 0, DateTimeKind.Utc), f.CreatedDate);

      Assert.AreEqual(null, f.ParentFolder);

      Assert.AreEqual(1, f.ChildFolders.Count);

      Folder childFolder = f.ChildFolders.ElementAt(0);

      Assert.AreEqual("Child folder", childFolder.Name);

      Assert.AreEqual("Description!", childFolder.Description);

      Assert.AreEqual(f, childFolder.ParentFolder);

      Assert.AreEqual(f, childFolder.ParentFolderReference.Value);

      // is this a problem?

      Assert.AreEqual(null, childFolder.ParentFolderReference.EntityKey);

    }

    [Test]

    public void SerializeMultiValueEntityKey()

    {

      EntityKey e = new EntityKey("DataServicesTestDatabaseEntities.Folder",

                                  new List<EntityKeyMember>

                                    {

                                      new EntityKeyMember("GuidId", new Guid("A4E8BA80-EB24-4591-BB1C-62D3AD83701E")),

                                      new EntityKeyMember("IntId", int.MaxValue),

                                      new EntityKeyMember("LongId", long.MaxValue),

                                      new EntityKeyMember("StringId", "String!"),

                                      new EntityKeyMember("DateTimeId", new DateTime(2000, 12, 10, 10, 50, 0, DateTimeKind.Utc))

                                    });

      string json = JsonConvert.SerializeObject(e, Formatting.Indented);

      Assert.AreEqual(@"{

  ""$id"": ""1"",

  ""EntitySetName"": ""Folder"",

  ""EntityContainerName"": ""DataServicesTestDatabaseEntities"",

  ""EntityKeyValues"": [

    {

      ""Key"": ""GuidId"",

      ""Type"": ""System.Guid"",

      ""Value"": ""a4e8ba80-eb24-4591-bb1c-62d3ad83701e""

    },

    {

      ""Key"": ""IntId"",

      ""Type"": ""System.Int32"",

      ""Value"": ""2147483647""

    },

    {

      ""Key"": ""LongId"",

      ""Type"": ""System.Int64"",

      ""Value"": ""9223372036854775807""

    },

    {

      ""Key"": ""StringId"",

      ""Type"": ""System.String"",

      ""Value"": ""String!""

    },

    {

      ""Key"": ""DateTimeId"",

      ""Type"": ""System.DateTime"",

      ""Value"": ""12/10/2000 10:50:00""

    }

  ]

}", json);

      EntityKey newKey = JsonConvert.DeserializeObject<EntityKey>(json);

      Assert.IsFalse(ReferenceEquals(e, newKey));

      Assert.AreEqual(5, newKey.EntityKeyValues.Length);

      Assert.AreEqual("GuidId", newKey.EntityKeyValues[0].Key);

      Assert.AreEqual(new Guid("A4E8BA80-EB24-4591-BB1C-62D3AD83701E"), newKey.EntityKeyValues[0].Value);

      Assert.AreEqual("IntId", newKey.EntityKeyValues[1].Key);

      Assert.AreEqual(int.MaxValue, newKey.EntityKeyValues[1].Value);

      Assert.AreEqual("LongId", newKey.EntityKeyValues[2].Key);

      Assert.AreEqual(long.MaxValue, newKey.EntityKeyValues[2].Value);

      Assert.AreEqual("StringId", newKey.EntityKeyValues[3].Key);

      Assert.AreEqual("String!", newKey.EntityKeyValues[3].Value);

      Assert.AreEqual("DateTimeId", newKey.EntityKeyValues[4].Key);

      Assert.AreEqual(new DateTime(2000, 12, 10, 10, 50, 0, DateTimeKind.Utc), newKey.EntityKeyValues[4].Value);

    }

    private Folder CreateEntitiesTestData()

    {

      Folder folder = new Folder();

      folder.FolderId = new Guid("A4E8BA80-EB24-4591-BB1C-62D3AD83701E");

      folder.EntityKey = new EntityKey("DataServicesTestDatabaseEntities.Folder", "FolderId", folder.FolderId);

      folder.Name = "Root folder";

      folder.Description = "Description!";

      folder.CreatedDate = new DateTime(2000, 12, 10, 10, 50, 0, DateTimeKind.Utc);

      Folder childFolder = new Folder();

      childFolder.FolderId = new Guid("484936E2-7CBB-4592-93FF-B2103E5705E4");

      childFolder.EntityKey = new EntityKey("DataServicesTestDatabaseEntities.Folder", "FolderId", childFolder.FolderId);

      childFolder.Name = "Child folder";

      childFolder.Description = "Description!";

      childFolder.CreatedDate = new DateTime(2001, 11, 20, 10, 50, 0, DateTimeKind.Utc);

      folder.ChildFolders.Add(childFolder);

      File file1 = new File();

      file1.FileId = new Guid("CC76D734-49F1-4616-BB38-41514228AC6C");

      file1.EntityKey = new EntityKey("DataServicesTestDatabaseEntities.File", "FileId", file1.FileId);

      file1.Name = "File 1";

      file1.Description = "Description!";

      file1.CreatedDate = new DateTime(2002, 10, 30, 10, 50, 0, DateTimeKind.Utc);

      childFolder.Files.Add(file1);

      return folder;

    }

  }

}

#endif