def test_holophonor_play():
h1 = noise.Holophonor()
h1.next_notes([("1:1", 1, 0.2), ("2:1", 0.5, 0.8)])
hwave = h1.play()
wave1 = noise.StutterNote(65, 0.2, 1).play()
wave2 = noise.StutterNote(130, 0.8, 0.5).play()
np.testing.assert_allclose(hwave[:len(wave1) - 10],
wave1[:-10],
atol=0.0001)
np.testing.assert_allclose(hwave[-len(wave2) + 10:],
wave2[10:],
atol=0.0001)
def test_stutter_note_add():
sn1 = noise.StutterNote(100, 1, 1)
n1 = noise.Note([noise.SimpleWave(400, 1, 2)])
n2 = sn1 + n1
waves = n2.get_waves()
assert waves[:-1] == sn1.get_waves()
assert waves[-1:] == n1.get_waves()
def test_stutter_note_get_waves():
sn1 = noise.StutterNote(100, 1, 1)
waves = sn1.get_waves()
for wave in waves:
assert abs(wave.get_duration() - 1 / 40) < 0.0001
for wave in waves[::2]:
assert wave.play().max() == 0
assert wave.play().min() == 0
def test_stutter_note_get_waves():
sn1 = noise.StutterNote(100, 1, 1)
waves = sn1.get_waves()
for wave in waves:
assert abs(wave.get_duration() - 1 / 40) < 0.0001
if waves[0].play().max() == 0:
sl = slice(None, None, 2)
else:
sl = slice(1, None, 2)
for wave in waves[sl]:
assert wave.play().max() == 0
assert wave.play().min() == 0
def test_stutter_note_play():
sn1 = noise.StutterNote(100, 2, 0.5)
sn1.amplitude = 0.1
assert sn1.play().max() <= 0.1
assert sn1.play().min() >= -0.1
def test_stutter_note_get_duration():
sn1 = noise.StutterNote(100, 9.1, 1)
assert abs(sn1.get_duration() - 9.1) < 0.0001