def test_measure_note_generate():
measure = Measure(Tempo(120), Signature(4, 4))
measure.add_note(Note('C#', 3), 0, 1)
measure.add_note(Note('D', 3), 1, 1)
measure.add_note(Note('E', 3), 2, 1)
measure.add_note(Note('C#', 3), 3, 1)
result = measure.generate_notes(Duration(1.5))
assert result[0].offset.seconds == (measure.notes[0].offset +
Duration(1.5)).seconds
pass
def generate(self, start_octave=0, end_octave=8):
notes = []
for octave in range(start_octave, end_octave):
for step in self.steps:
generator_note = Note(self.root, octave)
notes.append(generator_note.increment(step))
return notes
def test_measure():
measure = Measure(Tempo(120), Signature(4, 4))
measure.add_note(Note('C', 3), 0, 1)
measure.add_note(Note('D', 3), 1, 1)
measure.add_note(Note('E', 3), 2, 1)
measure.add_note(Note('C', 3), 3, 1)
assert len(measure.notes) == 4
def test_max_duration():
measure = Measure(Tempo(120), Signature(4, 4))
measure.add_note(Note('C#', 3), 0, 1)
measure.add_note(Note('F', 3), 2, 5)
measure.add_note(Note('D', 3), 1, 1)
measure.add_note(Note('E', 3), 2, 1)
measure.add_note(Note('C#', 3), 3, 1)
max_duration = get_max_duration(measure.generate_notes(Duration(1.5)))
assert max_duration.seconds == 5.0
def vader_jacob():
theme1 = Measure(Tempo(120), Signature(4, 4)) \
.add_note(Note('C', 3), 0, 1) \
.add_note(Note('D', 3), 1, 1) \
.add_note(Note('E', 3), 2, 1) \
.add_note(Note('C', 3), 3, 1)
theme2 = Measure(Tempo(120), Signature(4, 4)) \
.add_note(Note('E', 3), 0, 1) \
.add_note(Note('F', 3), 1, 1) \
.add_note(Note('G', 3), 2, 2)
theme3 = Measure(Tempo(120), Signature(4, 4)) \
.add_note(Note('G', 3), 0, 0.5) \
.add_note(Note('A', 3), 0.5, 0.5) \
.add_note(Note('G', 3), 1, 0.5) \
.add_note(Note('F', 3), 1.5, 0.5) \
.add_note(Note('E', 3), 2, 1) \
.add_note(Note('C', 3), 3, 1)
theme4 = Measure(Tempo(120), Signature(4, 4)) \
.add_note(Note('C', 3), 0, 1) \
.add_note(Note('G', 2), 1, 1) \
.add_note(Note('C', 3), 2, 2)
track = Track([theme1] * 2 + [theme2] * 2 + [theme3] * 2 + [theme4] * 2)
return track
def test_semitones():
a4 = Note('A', 4)
assert a4.get_semi_from_a4() == 0
def test_frequency():
a4 = Note('A', 4)
a3 = Note('A', 3)
assert a4.frequency() / 2 == a3.frequency()
def test_increment_octave():
a2 = Note('A#', 2)
a2.increment(2)
assert a2.get_symbol() == 'C'
assert a2.get_octave() == 3
def test_increment():
a4 = Note('A', 4)
assert a4.increment(1).get_symbol() == 'A#'