code: def test_get_random_no_data(self):
      from chatterbot.storage import StorageAdapter
  
      with self.assertRaises(StorageAdapter.EmptyDatabaseException):
          self.adapter.get_random()
  
imports: from unittest import TestCase
  from chatterbot.conversation import Statement
  from chatterbot.storage.sql_storage import SQLStorageAdapter
label_desc: Use image node_id 10 for calling the SQLStorageAdapterTests obj's underlying member method code with example usage: obj.test_get_random_no_data() without return types