def test_power_two_series_3(): assert music.power_two_series(3) == [1, 2]
def test_power_two_series_15(): assert music.power_two_series(15) == [1, 2, 4, 8]
def test_power_two_series_1(): assert music.power_two_series(1) == [1]
def test_power_two_series_7(): assert music.power_two_series(7) == [1, 2, 4]