code: def test_block_coverage(self):
      with rasterio.open("tests/data/RGB.byte.tif") as s:
          self.assertEqual(
              s.width * s.height,
              sum(w.width * w.height for ji, w in s.block_windows(1)),
          )
  
imports: from functools import partial
  import os.path
  import shutil
  import subprocess
  import tempfile
  import unittest
  import numpy
  import pytest
  import rasterio
  from rasterio import windows
  from rasterio.errors import RasterBlockError
  from rasterio.profiles import default_gtiff_profile
label_desc: Use image node_id 2 for calling the RasterBlocksTest obj's underlying member method code with example usage: obj.test_block_coverage() without return types