private void destroyRegions(final int vm, final String[] regionPath) {
    // destroy both PRs (note that vm 0 created both)
    Host.getHost(0).getVM(vm).invoke(new SerializableRunnable() {
      @Override
      public void run() {
        for (final String s : regionPath) {
          Region pr = getCache().getRegion(s);
          pr.destroyRegion();
        }
      }
    });
  }
Creates partitioned regions in multiple vms and fully exercises the internal-only
getInternalPRDetails API on ResourceManager.
geode-core/src/distributedTest/java/org/apache/geode/cache/management/ResourceManagerDUnitTest.java