@Override
  protected String expectedBaseDir() throws MetaException {
    return new Warehouse(conf).getWhRoot().toUri().getPath();
  }
This tests calls with an older client, to make sure that if the client supplies no catalog
information the server still does the right thing.  I assumes the default catalog
standalone-metastore/metastore-server/src/test/java/org/apache/hadoop/hive/metastore/TestCatalogOldClient.java