code: def test_invalid_box_blur_filter(radius):
      with pytest.raises(ValueError):
          ImageFilter.BoxBlur(radius)
  
      im = hopper()
      box_blur_filter = ImageFilter.BoxBlur(2)
      box_blur_filter.radius = radius
      with pytest.raises(ValueError):
          im.filter(box_blur_filter)
  
file_path: pillow/Tests/test_image_filter.py
imports: from __future__ import annotations
  import pytest
  from PIL import Image, ImageFilter
  from .helper import assert_image_equal, hopper
label_desc: Use image node_id 12 for calling a global function with example usage: test_invalid_box_blur_filter(radius) without return types