private static void AreEqual(XmlNode polygonNode, Polygon polygon) { var lineNodes = polygonNode.SelectNodes("LSG"); var exteriorNode = GetExteriorNode(lineNodes); var interiorNodes = GetInteriorNodes(lineNodes); var exteriorRing = polygon.ExteriorRing; var interiorRings = polygon.InteriorRings; RingAssert.AreEqual(exteriorNode, exteriorRing); RingAssert.AreEqual(interiorNodes, interiorRings); }