code: def test_multiple_unknown(self):
      with self.assertRaises(ValueError):
          internal.infer_unknown_dimension((-1, 1, -1), 10)
  
imports: import math
  import unittest
  import numpy
  import pytest
  from cupy._core import internal
  from cupy import testing
label_desc: Use image node_id 2 for calling the TestInferUnknownDimension obj's underlying member method code with example usage: obj.test_multiple_unknown() without return types