def test_fetch_data(self):
cursor = mock.MagicMock()
result = ["a", "b"]
cursor.fetchall.return_value = result
assert OracleEngineSpec.fetch_data(cursor) == result
def test_fetch_data_no_description(self):
cursor = mock.MagicMock()
cursor.description = []
assert OracleEngineSpec.fetch_data(cursor) == []