private void testSubtree(ITypedElement navXml, ITypedElement navJson, ITypedElement navPoco)
{
assertAreNavsEqual(navXml, navJson, navPoco);
var navRtXml = JsonParsingHelpers.ParseToTypedElement(navXml.ToJson(), navXml.InstanceType,
new PocoStructureDefinitionSummaryProvider(), navXml.Name);
var navRtJson = navJson.ToPoco().ToTypedElement(navJson.Name);
var navRtPoco = XmlParsingHelpers.ParseToTypedElement(navPoco.ToXml(), navPoco.InstanceType,
new PocoStructureDefinitionSummaryProvider());
assertAreNavsEqual(navRtXml, navRtJson, navRtPoco);
}