public long testRequest( final int msgSeqNo, final CharSequence testReqID, final int sequenceIndex, final int lastMsgSeqNumProcessed) { final HeaderEncoder header = testRequest.header(); setupHeader(header, msgSeqNo, lastMsgSeqNumProcessed); testRequest.testReqID(testReqID); final long result = testRequest.encode(buffer, 0); return send(result, TestRequestDecoder.MESSAGE_TYPE, sequenceIndex, testRequest, msgSeqNo); }