### Question:
XRayListener implements Listener { @Override public int getPriority() { return 0; } XRayListener(EventDispatcher upstreamEventDispatcher, EventDispatcher downstreamEventDispatcher); @Override int getPriority(); @Override void listen(Event event);  }### Answer:
@Test public void testGetPriority() { Assert.assertEquals(0, xRayListener.getPriority()); }