/// <summary>
/// Deserialize a model from JSON.
/// </summary>
/// <param name="json">The JSON representing the model.</param>
/// <param name="errors">A collection of deserialization errors.</param>
public static Model FromJson(string json, List <string> errors = null)
{
// When user elements have been loaded into the app domain, they haven't always been
// loaded into the InheritanceConverter's Cache. This does have some overhead,
// but is useful here, at the Model level, to ensure user types are available.
JsonInheritanceConverter.RefreshUserElementTypeCache();
errors = errors ?? new List <string>();
var model = Newtonsoft.Json.JsonConvert.DeserializeObject <Model>(json, new JsonSerializerSettings()
{
Error = (sender, args) =>
{
errors.Add(args.ErrorContext.Error.Message);
args.ErrorContext.Handled = true;
}
});
JsonInheritanceConverter.Elements.Clear();
return(model);
}
public void When_deserializing_existing_property_is_populated_with_discriminator_value()
{
// Arrange
var json = @"
{
""PropertyA"":""ClassA"",
""PropertyB"":""v2""
}";
var jsonReader = new JsonTextReader(new StringReader(json));
// Act
var obj = new JsonInheritanceConverter("PropertyA").ReadJson(jsonReader, typeof(BaseClass), null, DefaultSerializer);
// Assert
Assert.IsType <ClassA>(obj);
var objA = (ClassA)obj;
Assert.Equal("ClassA", objA.PropertyA);
Assert.Equal("v2", objA.PropertyB);
}
