void resetCatalogCache() {
    isCatalogCachePrewarmed = false;
    catalogCache.clear();
    catalogsDeletedDuringPrewarm.clear();
    isCatalogCacheDirty.set(false);
  }
This resets the contents of the catalog cache so that we can re-fill it in another test.
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/cache/SharedCache.java