code: def test_data_window_empty_result():
      data = np.zeros((3, 10, 10), dtype="uint8")
      window = windows.get_data_window(data, nodata=0)
      assert window == windows.Window.from_slices((0, 0), (0, 0))
  
imports: import numpy
  import pytest
  import rasterio
  from rasterio.errors import WindowError
  from rasterio import windows
label_desc: Use image node_id 14 for calling a global function with example usage: test_data_window_empty_result() without return types