private void createProxyRegs() {
    ClientCache cache = (ClientCache) cacheRule.getCache();
    cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(repRegionName);
  }
This tests the data inconsistency during update on an index and querying the same UNLOCKED index.
geode-core/src/distributedTest/java/org/apache/geode/cache/query/dunit/QueryDataInconsistencyDUnitTest.java