protected void testDocumentReply(String filename, int type) {
        DocumentReply reply = new DocumentReply(type);
        assertEquals(5, serialize(filename, reply));

        for (Language lang : LANGUAGES) {
            reply = (DocumentReply)deserialize(filename, type, lang);
            assertNotNull(reply);
        }
    }
@author Simon Thoresen Hult
@author Vegard Sjonfjell
documentapi/src/test/java/com/yahoo/documentapi/messagebus/protocol/Messages60TestCase.java