public static void ExtrinsicObject(ExtrinsicObject item, string id, string mimeType, string objectType, bool isOpaque) { Assert.AreEqual(id ?? "", item.Id ?? ""); Assert.AreEqual(mimeType ?? "", item.MimeType ?? ""); Assert.AreEqual(objectType ?? "", item.ObjectType ?? ""); Assert.AreEqual(isOpaque, item.IsOpaque); }