code: def testDefaultBand(self):
      stopCutoffFreq = 100.0
      size = 512
      sr = 44100
      stopBin = int(stopCutoffFreq * size / (0.5 * sr) + 0.5)
      result = sum(ones(stopBin + 1))
      self.assertEqual(EnergyBand()(ones(size)), result)
  
file_path: essentia/test/src/unittests/spectral/test_energyband.py
imports: from essentia_test import *
label_desc: Use image node_id 3 for calling the TestEnergyBand obj's underlying member method code with example usage: obj.testDefaultBand() without return types