private static InternalCache getInternalCache() {
    InternalCache cache = (InternalCache) CacheFactory.getAnyInstance();
    assertThat(cache).isNotNull();
    return cache;
  }
Tests notification of events for cache server in system bridge client process.
geode-core/src/distributedTest/java/org/apache/geode/management/UniversalMembershipListenerAdapterDUnitTest.java