text: import jsonpickle
  
  from gretel_client.transformers import FakeConstantConfig, RedactWithCharConfig, RedactWithLabelConfig, SecureHashConfig
  
  SEED = 8675309
  
  
  def test_config_serialize():
      # empty transformer
      xf_list = [
          # replace names with PERSON_NAM
          RedactWithLabelConfig(labels=['person_name']),
  
          # swap emails with fake (but consistent emails)
          FakeConstantConfig(labels=['email_address'], seed=SEED),
  
          # character-redact IP addresses
          RedactWithCharConfig(labels=['ip_address']),
  
          # field redact entire city
          RedactWithCharConfig(char='Y'),
  
          # this should not be run
          RedactWithCharConfig(char='N', labels=['location_city']),
  
          # secure hash
          SecureHashConfig(secret='rockybalboa', labels=['location_state']),
  
          # replace latitude
          FakeConstantConfig(labels=['latitude'], seed=SEED)
      ]
  
      json_encode = jsonpickle.encode(xf_list)
      loaded_xf_list = jsonpickle.decode(json_encode)
      assert [xf for xf in xf_list] == [xf for xf in loaded_xf_list]
  