code: def test_hillshade_result(hillshade_arr, hillshade_result):
      """Returned array using hillshade_arr as input should equal
      hillshade_result."""
  
      # Tolerance used for floating point numbers
      assert np.allclose(
          es.hillshade(hillshade_arr, azimuth=315, altitude=45),
          hillshade_result,
          atol=1e-10,
          rtol=1e-10,
      )
  
file_path: earthpy/earthpy/tests/test_hillshade.py
imports: import numpy
  import pytest
  import earthpy.spatial
label_desc: Use image node_id 3 for calling a global function with example usage: test_hillshade_result(hillshade_arr, hillshade_result) without return types