code: def test_rows_count_property(self):
      # Test rows_count property
      self.connector._rows_count = None
      self.mock_connection.execute.return_value.fetchone.return_value = (
          50,
      )  # Sample rows count
      rows_count = self.connector.rows_count
      self.assertEqual(rows_count, 50)
  
imports: import unittest
  import pandas
  from unittest.mock import Mock, patch
  from pandasai.connectors.base import SQLConnectorConfig
  from pandasai.connectors.sql import PostgreSQLConnector, SQLConnector
  from pandasai.exceptions import MaliciousQueryError
label_desc: Use image node_id 6 for calling the TestSQLConnector obj's underlying member method code with example usage: obj.test_rows_count_property() without return types