code: def test_depth_greater_than_smallest_chunk_combines_chunks(chunks):
      a = np.arange(144).reshape(12, 12)
      darr = da.from_array(a, chunks=chunks)
  
      depth = {0: 4, 1: 2}
      output = overlap(darr, depth=depth, boundary=1)
  
      assert all(c >= depth[0] * 2 for c in output.chunks[0])
      assert all(c >= depth[1] * 2 for c in output.chunks[1])
  
imports: from __future__ import annotations
  import pytest
  import numpy
  from numpy.testing import assert_array_almost_equal, assert_array_equal
  import dask.array
  from dask.array.lib.stride_tricks import sliding_window_view
  from dask.array.overlap import boundaries, constant, ensure_minimum_chunksize, nearest, overlap, overlap_internal, periodic, reflect, trim_internal
  from dask.array.utils import assert_eq, same_keys
label_desc: Use image node_id 29 for calling a global function with example usage: test_depth_greater_than_smallest_chunk_combines_chunks(chunks) without return types