ProducerListeners listeners() {
        return new ProducerListeners(eventListeners.toArray(new HollowProducerEventListener[0]));
    }
@Test
    public void fireCycleStartDontStopWhenOneFails() {
        long version = 31337;
        HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class);
        Mockito.when(readState.getVersion()).thenReturn(version);
        Mockito.doThrow(RuntimeException.class).when(listener).onCycleStart(version);
        listenerSupport.listeners().fireCycleStart(version);
        Mockito.verify(listener).onCycleStart(version);
    }