code: def test_operator_add_secrets(self):
      operator = Operator()
      secrets = [SECRET_KEY, SECRET_KEY2]
  
      operator.add_secrets(secrets)
  
      self.assertIsNotNone(operator._plugin_secrets)
      self.assertListEqual(operator._plugin_secrets, secrets)
  
imports: import os
  import unittest
  from unittest.mock import MagicMock, Mock, patch
  import pytest
  import fiftyone.plugins
  from fiftyone.internal import secrets
  from fiftyone.internal.secrets import UnencryptedSecret
  from fiftyone.operators import Operator
  from fiftyone.operators.executor import ExecutionContext
label_desc: Use image node_id 1 for calling the TestOperatorSecrets obj's underlying member method code with example usage: obj.test_operator_add_secrets() without return types