@Test public void handlePacket() { OFPacketIn pkt = sw.factory() .buildPacketIn() .setBufferId(OFBufferId.NO_BUFFER) .setInPort(OFPort.NO_MASK) .setReason(OFPacketInReason.INVALID_TTL) .build(); controller.processPacket(null, pkt); assertNotNull("message unprocessed", registry.ctx); }