@Test
public void testBufferFlush()
throws InvalidKeyException, SignatureException, IOException, NoSuchAlgorithmException,
InvalidKeySpecException {
CountingBufferListener listener = new CountingBufferListener();
MessageBuffer<Message> buffer = new MessageBuffer<Message>(3, Long.MAX_VALUE, Long.MAX_VALUE);
buffer.addListener(listener);
// add two messages
buffer.addMessage(UtilsNAT.createRandomMessage(), 10);
buffer.addMessage(UtilsNAT.createRandomMessage(), 10);
buffer.flushNow();
// check whether the buffer has been pre-emptied
assertEquals(1, listener.getTriggerCount());
assertEquals(2, listener.getBuffer().size());
}
