code: def test_reindex_base(idx):
      expected = np.arange(idx.size, dtype=np.intp)
  
      actual = idx.get_indexer(idx)
      tm.assert_numpy_array_equal(expected, actual)
  
      with pytest.raises(ValueError, match="Invalid fill method"):
          idx.get_indexer(idx, method="invalid")
  
file_path: pandas/pandas/tests/indexes/multi/test_reindex.py
imports: import numpy
  import pytest
  import pandas
  from pandas import Index, MultiIndex
  import pandas._testing
label_desc: Use image node_id 6 for calling a global function with example usage: test_reindex_base(idx) without return types