@After
  public void tearDown() throws Exception {
    try {
      if (client != null) {
        try {
          client.close();
        } catch (Exception e) {
          // HIVE-19729: Shallow the exceptions based on the discussion in the Jira
        }
      }
    } finally {
      client = null;
    }
  }
Test class for IMetaStoreClient API. Testing the Table related functions for metadata
querying like getting one, or multiple tables, and table name lists.
standalone-metastore/metastore-server/src/test/java/org/apache/hadoop/hive/metastore/client/TestTablesList.java