public void Serialize()
        {
            Role role = new Role();
            role.Name = "Role1";
            role.RoleId = new Guid("67EA92B7-4BD3-4718-BD75-3C7EDF800B34");

            Person person = new Person();
            person.FirstName = "FirstName!";
            person.LastName = "LastName!";
            person.PersonId = new Guid("7AA027AA-C995-4986-908D-999D8063599F");
            person.PersonRoles.Add(new PersonRole
            {
                PersonRoleId = new Guid("B012DD41-71DF-4839-B8D5-D1333FB886BC"),
                Role = role
            });

            person.Department = new Department
            {
                DepartmentId = new Guid("08F68BF9-929B-4434-BC47-C9489D22112B"),
                Name = "Name!"
            };

            string json = JsonConvert.SerializeObject(person, Formatting.Indented, new JsonSerializerSettings { ReferenceLoopHandling = ReferenceLoopHandling.Ignore });

            StringAssert.AreEqual(@"{
  ""first_name"": ""FirstName!"",
  ""LastName"": ""LastName!"",
  ""PersonId"": ""7aa027aa-c995-4986-908d-999d8063599f"",
  ""DepartmentId"": ""08f68bf9-929b-4434-bc47-c9489d22112b"",
  ""PersonRoles"": [
    {
      ""PersonId"": ""7aa027aa-c995-4986-908d-999d8063599f"",
      ""RoleId"": ""67ea92b7-4bd3-4718-bd75-3c7edf800b34"",
      ""PersonRoleId"": ""b012dd41-71df-4839-b8d5-d1333fb886bc"",
      ""Role"": {
        ""Name"": ""Role1"",
        ""RoleId"": ""t5LqZ9NLGEe9dTx+34ALNA==""
      }
    }
  ],
  ""Department"": {
    ""DepartmentId"": ""08f68bf9-929b-4434-bc47-c9489d22112b"",
    ""Name"": ""!emaN""
  }
}", json);
        }
 private void detach_Persons(Person entity)
 {
     this.SendPropertyChanging();
     entity.Department = null;
 }
 private void attach_Persons(Person entity)
 {
     this.SendPropertyChanging();
     entity.Department = this;
 }
 partial void DeletePerson(Person instance);
 partial void UpdatePerson(Person instance);
 partial void InsertPerson(Person instance);