code: def test_from_tuples_index_values(idx):
      result = MultiIndex.from_tuples(idx)
      assert (result.values == idx.values).all()
  
imports: from datetime import date, datetime
  import itertools
  import numpy
  import pytest
  from pandas.core.dtypes.cast import construct_1d_object_array_from_listlike
  import pandas
  from pandas import Index, MultiIndex, Series, Timestamp, date_range
  import pandas._testing
label_desc: Use image node_id 20 for calling a global function with example usage: test_from_tuples_index_values(idx) without return types