code: def test_valid_input(self):
      assert_raises(
          ValueError, upfirdn, [1], [1], 1, 0
      )  # up or down < 1
      assert_raises(ValueError, upfirdn, [], [1], 1, 1)  # h.ndim != 1
      assert_raises(ValueError, upfirdn, [[1]], [1], 1, 1)
  
file_path: catboost/contrib/python/scipy/py2/scipy/signal/tests/test_upfirdn.py
imports: import numpy
  from itertools import product
  from numpy.testing import assert_equal, assert_allclose
  from pytest import raises
  from scipy.signal import upfirdn, firwin, lfilter
  from scipy.signal._upfirdn import _output_len
label_desc: Use image node_id 1 for calling the TestUpfirdn obj's underlying member method code with example usage: obj.test_valid_input() without return types