code: def testWeirdSizes(self):
      self.assertComputeFails(FFTC(), array([]).astype(numpy.complex64))
  
      # Values from Matlab/Octave.
      self.assertComputeFails(
          FFTC(), array([1]).astype(numpy.complex64)
      )
      self.assertComputeFails(
          FFTC(), array([1, 0.5, 0.2]).astype(numpy.complex64)
      )
  
file_path: essentia/test/src/unittests/standard/test_fftc.py
imports: from essentia_test import *
  import math
label_desc: Use image node_id 4 for calling the TestFFT obj's underlying member method code with example usage: obj.testWeirdSizes() without return types