assertNull(listener.addedUserData);
assertSame(fd, listener.removedFd);
assertSame("test", listener.removedUserData);
LibUsb.setPollfdNotifiers(context, null, null);
listener.reset();
fd = new FileDescriptor();
LibUsb.triggerPollfdAdded(fd, 53, context.getPointer());
assertEquals(0, listener.addedEvents);
assertNull(listener.addedFd);