def test__get_all_transforms_minimal(self):
fileloader.load(constants.TEST_MIDI + 'maj3_scalar.mid', False)
chords.write('C')
alto = sequences.alto()
g4 = sequences.Note(alto, 0, 96, pitches.MIDI_VALUES['G4'])
b4 = sequences.Note(alto, 96, 192, pitches.MIDI_VALUES['B4'])
alto.add_entities(g4, b4)
self.assertEqual(124, len(transforms.get_all_transforms(0, 96, 4)))
def test__root_tendency_score(self):
fileloader.load(constants.TEST_MIDI + 'quarter_arpeg.mid', False)
chords.write('G')
chords.write('E-', beat=2)
g = 55
e = 64
beat1 = time.beat_at_index(0)
beat2 = time.beat_at_index(1)
beat3 = time.beat_at_index(2)
self.assertEqual(vars.FIRST_BEAT_BASS_ROOT,
note_picker.bass_note_tendency_score(g, beat1))
self.assertEqual(vars.BASS_ROOT_SAME_CHORD,
note_picker.bass_note_tendency_score(g, beat2))
self.assertEqual(vars.BASS_NOTE_NEW_CHORD,
note_picker.bass_note_tendency_score(e, beat3))
def test__get_all_transforms(self):
fileloader.load(constants.TEST_MIDI + 'maj3_scalar.mid', False)
chords.write('C')
alto = sequences.alto()
tenor = sequences.tenor()
bass = sequences.bass()
g4_alto = sequences.Note(alto, 0, 96, pitches.MIDI_VALUES['G4'])
b4_alto = sequences.Note(alto, 96, 192, pitches.MIDI_VALUES['B4'])
e4_tenor = sequences.Note(tenor, 0, 96, pitches.MIDI_VALUES['E4'])
g4_tenor = sequences.Note(tenor, 96, 192, pitches.MIDI_VALUES['G4'])
c4_bass = sequences.Note(bass, 0, 96, pitches.MIDI_VALUES['C4'])
e4_bass = sequences.Note(bass, 96, 192, pitches.MIDI_VALUES['E4'])
alto.add_entities(g4_alto, b4_alto)
tenor.add_entities(e4_tenor, g4_tenor)
bass.add_entities(c4_bass, e4_bass)
t = transforms.get_all_transforms(0, 96, 3)
e = 1
def test__ChordProgression_chords_in_measure(self):
fileloader.load(constants.TEST_MIDI + 'mixed_meter.mid', False)
measure_0 = time.measure(0)
measure_1 = time.measure(1)
measure_3 = time.measure(3)
chords.write('C')
chords.write('A-', measure=0, beat=1)
chords.write('E-', measure=0, beat=2)
chords.write('G', measure=0, beat=3)
chords.write('G', measure=3, beat=0)
chords.write('C', measure=3, beat=3)
self.assertEqual(4, len(chords.in_measure(measure_0)))
self.assertEqual(0, len(chords.in_measure(measure_1)))
self.assertEqual(2, len(chords.in_measure(measure_3)))
def four_eight():
chords.write('F', measure=0)
chords.write('C7', measure=0, beat=1)
chords.write('A-', measure=0, beat=2)
chords.write('G-', measure=0, beat=3)
chords.write('F', measure=1)
chords.write('Bb', measure=1, beat=2)
chords.write('F', measure=2)
chords.write('C', measure=2, beat=1)
chords.write('D-', measure=2, beat=2)
chords.write('Bb', measure=2, beat=3)
chords.write('F', measure=3)
chords.write('C7', measure=3, beat=2)
def six_four():
chords.write('C-', measure=0, beat=0)
chords.write('Ab', measure=0, beat=3)
chords.write('G7', measure=1)
chords.write('C-', measure=1, beat=2)
chords.write('F-', measure=1, beat=3)
chords.write('C-', measure=2)
chords.write('Ddim', measure=2, beat=3)
chords.write('G7', measure=3, beat=3)
def three_four():
chords.write('C', measure=0, beat=0)
chords.write('Eb', measure=1)
chords.write('Ab', measure=2)
chords.write('G7', measure=3)
chords.write('C-', measure=3, beat=2)
def two_four():
chords.write('C', measure=0, beat=0)
chords.write('G', measure=2)
chords.write('C', measure=3)
chords.write('D-', measure=4)
chords.write('G7', measure=4, beat=1)
chords.write('A-', measure=5)
chords.write('F', measure=6)
chords.write('G', measure=7)
def key_changes():
chords.write('C')
chords.write('F-', measure=0, beat=2)
chords.write('Bb7', measure=0, beat=3)
chords.write('Eb', measure=1)
chords.write('A-', measure=2)
chords.write('D7', measure=2, beat=1)
chords.write('G', measure=2, beat=2)
chords.write('B-', measure=3)
chords.write('E7', measure=3, beat=2)
chords.write('A', measure=4)
def mixed_meter():
chords.write('C')
chords.write('G', beat=2)
chords.write('C', measure=1)
chords.write('G', measure=1, beat=1)
chords.write('C', measure=1, beat=2)
chords.write('C7', measure=1, beat=3)
chords.write('F', measure=2)
chords.write('D7sus', measure=2, beat=3)
chords.write('G', measure=3)
chords.write('G7', measure=3, beat=3)
chords.write('C', measure=4)
chords.write('A-', measure=4, beat=3)
chords.write('F', measure=5)
chords.write('F#dim', measure=6)
chords.write('A7', measure=7)
chords.write('D', measure=8)
chords.write('A', measure=8, beat=1)
chords.write('D7', measure=9)
chords.write('G7', measure=9, beat=2)
chords.write('C', measure=10)
def simple():
chords.write('C')
chords.write('A-', beat=2)
chords.write('E-', measure=1)
chords.write('F', measure=1, beat=1)
chords.write('G', measure=1, beat=2)
chords.write('A-', measure=2)
chords.write('C', measure=2, beat=2)
chords.write('G', measure=3, beat=2)
chords.write('E7', measure=3, beat=3)
def nine_eight():
chords.write('G')
chords.write('D7', measure=0, beat=2)
chords.write('C', measure=1)
chords.write('G', measure=1, beat=1)
chords.write('A-', measure=1, beat=2)
chords.write('G', measure=2)
chords.write('A-', measure=2, beat=1)
chords.write('G', measure=2, beat=2)
chords.write('D', measure=3)
chords.write('A7', measure=3, beat=1)
chords.write('D', measure=3, beat=2)
def six_eight():
chords.write('C-')
chords.write('Ab', measure=0, beat=3)
chords.write('Abdim', measure=1)
chords.write('G7', measure=1, beat=3)
chords.write('Bb7', measure=1, beat=5)
chords.write('Eb', measure=2)
chords.write('F-', measure=2, beat=3)
chords.write('G7', measure=3)