code: def test_values(self):
      assert self.cupy_func(*self.args) == self.numpy_func(*self.args)
  
imports: import contextlib
  import inspect
  from typing import Callable
  import unittest
  from unittest import mock
  import warnings
  import numpy
  import cupy
  from cupy._core import internal
  import cupyx
  import cupyx.scipy.sparse
  from cupy.testing._pytest_impl import is_available
label_desc: Use image node_id 1 for calling the NumpyAliasValuesTestBase obj's underlying member method code with example usage: obj.test_values() without return types