'Test query with empty results in TestDataFrameClient object.'

def test_query_with_empty_result(self):

    cli = DataFrameClient(u'host', 8086, u'username', u'password', u'db')
    with _mocked_session(cli, u'GET', 200, {u'results': [{}]}):
        result = cli.query(u'select    column_one    from    foo;')
        self.assertEqual(result, {})
