$ pytest tests/system/test_pandas.py::test_list_rows_nullable_scalars_dtypes
========================================= test session starts =========================================
platform darwin -- Python 3.9.5, pytest-6.2.4, py-1.10.0, pluggy-0.13.1
rootdir: /Users/swast/src/python-bigquery
plugins: cov-2.12.1, asyncio-0.15.1
collected 2 items                                                                                     

tests/system/test_pandas.py ..                                                                  [100%]

========================================== warnings summary ===========================================
tests/system/test_pandas.py::test_list_rows_nullable_scalars_dtypes[10]
  /Users/swast/src/python-bigquery/google/cloud/bigquery/table.py:1899: UserWarning: Cannot use bqstorage_client if max_results is set, reverting to fetching data with the REST endpoint.
    if not self._validate_bqstorage(bqstorage_client, create_bqstorage_client):

-- Docs: https://docs.pytest.org/en/stable/warnings.html
==================================== 2 passed, 1 warning in 11.95s ====================================