public bool TryDestructure(object value,
ILogEventPropertyValueFactory propertyValueFactory,
out LogEventPropertyValue result)
{
result = null;
var wrapper = value as WrappedJObject;
if (wrapper == null)
{
return false;
}
var data = wrapper.Value as JObject;
if (data == null)
{
return false;
}
var values = ReadProperties(data);
result = new StructureValue(values);
return true;
}
public void StructuresFormatAsAnObject()
{
var structure = new StructureValue(new[] { new LogEventProperty("A", new ScalarValue(123)) }, "T");
var f = Format(structure);
Assert.Equal("{\"A\":123,\"_typeTag\":\"T\"}", f);
}
public void TypeTagCanBeOverridden()
{
var structure = new StructureValue(new LogEventProperty[0], "T");
var formatter = new JsonValueFormatter("$type");
var output = new StringWriter();
formatter.Format(structure, output);
var f = output.ToString();
Assert.Equal("{\"$type\":\"T\"}", f);
}
public void WhenNullNoTypeTagIsWritten()
{
var structure = new StructureValue(new LogEventProperty[0], "T");
var formatter = new JsonValueFormatter(null);
var output = new StringWriter();
formatter.Format(structure, output);
var f = output.ToString();
Assert.Equal("{}", f);
}
public void AStructureSerializesAsAnObject()
{
var value = Some.Int();
var memberProp = new LogEventProperty(Some.String(), new ScalarValue(value));
var structure = new StructureValue(new[] { memberProp });
var structureProp = new LogEventProperty(Some.String(), structure);
var @event = Some.LogEvent();
@event.AddOrUpdateProperty(structureProp);
var formatted = FormatJson(@event);
var result = (int)formatted.Properties[structureProp.Name][memberProp.Name];
Assert.AreEqual(value, result);
}