def test___eq___notEqual(sine_signal, sine):
actual = Signal(0.5 * sine.time, sine.sampling_rate, domain='time')
assert not sine_signal == actual
actual = Signal(sine.time, 2 * sine.sampling_rate, domain='time')
assert not sine_signal == actual
actual = sine_signal.copy()
actual.comment = f'{actual.comment} A completely different thing'
assert not sine_signal == actual
def test_signal_comment():
signal = Signal([1, 0, 0], 44100, comment='Bla')
assert signal.comment == 'Bla'
signal.comment = 'Blub'
assert signal.comment == 'Blub'
