@Subscribe
    public synchronized void renew(final ClusterStateEvent event) {
        contextManager.getStateContext().switchClusterState(event.getClusterState());
    }
@Test
    void assertRenewInstanceLabels() {
        Collection<String> labels = Collections.singletonList("test");
        subscriber.renew(new LabelsEvent(contextManager.getComputeNodeInstanceContext().getInstance().getMetaData().getId(), labels));
        assertThat(contextManager.getComputeNodeInstanceContext().getInstance().getLabels(), is(labels));
    }