code: def test_cached_assets_path_with_namespace_and_subfolder(
      self,
  ) -> None:
      expected_path = self.cache_dir / "datasets" / "SQuAD" / "download"
      self.assertFalse(expected_path.is_dir())
  
      path = cached_assets_path(
          library_name="datasets",
          namespace="SQuAD",
          subfolder="download",
          assets_dir=self.cache_dir,
      )
  
      self.assertEqual(path, expected_path)  # Path is generated
      self.assertTrue(path.is_dir())
  
file_path: huggingface_hub/tests/test_utils_assets.py
imports: import unittest
  from pathlib import Path
  from unittest.mock import patch
  import pytest
  from huggingface_hub import cached_assets_path
label_desc: Use image node_id 1 for calling the CacheAssetsTest obj's underlying member method code with example usage: obj.test_cached_assets_path_with_namespace_and_subfolder() without return types