@Override
      public void run2() throws CacheException {
        Region region1 = getRootRegion().getSubregion(regions[0]);
        for (int i = 1; i <= size; i++) {
          region1.invalidate(KEY + i);
        }
      }
Test for InterestList and CQ registered from same clients.
geode-cq/src/distributedTest/java/org/apache/geode/cache/query/cq/dunit/CqQueryDUnitTest.java