code: def test_box_filter(self, gradients_image):
      for box, epsilon in [
          ((0, 0, 512, 512), 5.5),
          ((0.9, 1.7, 128, 128), 9.5),
      ]:
          ref = gradients_image.resize((52, 34), Image.BOX, box=box)
          im = gradients_image.resize(
              (52, 34), Image.BOX, box=box, reducing_gap=1.0
          )
  
          assert_image_similar(ref, im, epsilon)
  
imports: from itertools import permutations
  import pytest
  from PIL import Image
  from .helper import assert_image_equal, assert_image_equal_tofile, assert_image_similar, hopper
label_desc: Use image node_id 6 for calling the TestReducingGapResize obj's underlying member method code with example usage: obj.test_box_filter(gradients_image) without return types