def test_real_ifft(self):
for data in generate_inputs(self.__number_inputs, self.__minimum_size,
self.__maximum_size):
forward = spectral.rfft(data)
generated = spectral.irfft(forward)
reference = np.fft.irfft(forward)
np.testing.assert_array_almost_equal(generated, reference)
def test_hartley(self):
for data in generate_inputs(self.__number_inputs, self.__minimum_size,
self.__maximum_size):
reference = spectral.hartley(data)
temporal = spectral.rfft(data)
generated = np.real(temporal) - np.imag(temporal)
np.testing.assert_array_almost_equal(reference[:len(generated)],
generated)