@Override
      public void run2() throws CacheException {
        // Find the proxy
        checkNumberOfClientProxies(0);
        CacheClientProxy proxy = getClientProxy();
        assertThat(proxy).isNull();
      }
Test that disconnecting a durable client for longer than the timeout period is correctly
processed by the server.
geode-cq/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/DurableClientTestCase.java