code: def testZero(self):
      # Checks whether the result of windowing a zero signal is zeros
      inputSize = 10
      paddingSize = 10
  
      input = [0] * inputSize
      output = Windowing(
          size=inputSize, zeroPadding=paddingSize, type="square"
      )(input)
      self.assertEqualVector([0] * (inputSize + paddingSize), output)
  
file_path: essentia/test/src/unittests/standard/test_windowing.py
imports: from essentia_test import *
  import math
label_desc: Use image node_id 3 for calling the TestWindowing obj's underlying member method code with example usage: obj.testZero() without return types