def test_window_index(): idx = rasterio.window_index(((0, 4), (1, 12))) assert len(idx) == 2 r, c = idx assert r.start == 0 assert r.stop == 4 assert c.start == 1 assert c.stop == 12 arr = np.ones((20, 20)) assert arr[idx].shape == (4, 11)