Map<String, Object> localRoomData = new HashMap<String, Object>();
localRoomData.put("Name", "Neu Schwanstein");
AtomEntityProvider ser = createAtomEntityProvider();
ODataResponse response = ser.writeEntry(entitySet, localRoomData, properties);
String xmlString = verifyResponse(response);
assertXpathExists("/a:entry", xmlString);
assertXpathEvaluatesTo(BASE_URI.toASCIIString(), "/a:entry/@xml:base", xmlString);
assertXpathNotExists("/a:entry/a:id", xmlString);