def METHOD_NAME(self):
    # test topdown training
    dataset = self.build_aic_dataset(data_mode='topdown')
    self.assertEqual(dataset.bbox_file, None)
    self.assertEqual(len(dataset), 9)
    self.check_data_info_keys(dataset[0], data_mode='topdown')
    # test topdown testing
    dataset = self.build_aic_dataset(data_mode='topdown', test_mode=True)
    self.assertEqual(dataset.bbox_file, None)
    self.assertEqual(len(dataset), 9)
    self.check_data_info_keys(dataset[0], data_mode='topdown')