code: def test_path_as_vsi_scheme():
      """Correctly make a vsi path"""
      assert (
          _ParsedPath(
              "/foo.tif", "tests/data/files.zip", "zip"
          ).as_vsi()
          == "/vsizip/tests/data/files.zip/foo.tif"
      )
  
imports: import sys
  import pytest
  import rasterio
  from rasterio.errors import PathError
  from rasterio._path import _parse_path, _vsi_path, _ParsedPath, _UnparsedPath
label_desc: Use image node_id 19 for calling a global function with example usage: test_path_as_vsi_scheme() without return types