code: def test_fastpath_center():
      # if the center is -1,-1 and we rotate by 90<=x<=270 the
      # resulting image should be black
      for angle in (90, 180, 270):
          im = hopper().rotate(angle, center=(-1, -1))
          assert_image_equal(im, Image.new("RGB", im.size, "black"))
  
file_path: pillow-simd/Tests/test_image_rotate.py
imports: from PIL import Image
  from .helper import assert_image_equal, assert_image_equal_tofile, assert_image_similar, hopper
label_desc: Use image node_id 9 for calling a global function with example usage: test_fastpath_center() without return types