new_contents: import uuid
  
  import pytest
  
  from globus_cli.services.gcs import get_gcs_client
  
  
  def test_get_gcs_client_missing_required_auth():
      gcsid = str(uuid.uuid1())
  
      with pytest.raises(ValueError) as excinfo:
          get_gcs_client(gcsid)
  
      assert f"--gcs {gcsid}" in str(excinfo.value)
  
subject: Add test for get_gcs_client with un-authed ID