@Test
  public void acceptorCloseDoesNotInformOtherServersIfCacheIsClosed() throws Exception {
    acceptor1 = spy(createAcceptor());
    cache.close();

    acceptor1.close();

    verify(acceptor1, never()).notifyCacheMembersOfClose();
  }
If a CacheServer is stopped as part of cache.close() we don't need to inform other
members of the cluster since all regions will be destroyed.
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/tier/sockets/AcceptorImplIntegrationTest.java