def test_average_pitch_range(self):
feature = vs.separators.neural.network.features.voice_level.AveragePitchRange
note1 = vs.Note("C", 4, (0, 0), onset=0)
note2 = vs.Note("G", 4, (0, 0), onset=1)
voice1 = vs.Voice(note1)
voice2 = vs.Voice(note2)
voice1.link(voice2)
active_voices = vs.ActiveVoices()
MIN_PITCH = vs.separators.neural.network.features.constants.MIN_PITCH
MAX_PITCH = vs.separators.neural.network.features.constants.MAX_PITCH
GRANULARITY = vs.separators.neural.network.features.constants.GRANULARITY
interval = (MAX_PITCH - MIN_PITCH) / GRANULARITY
true_data = [0] * len(np.arange(MIN_PITCH, MAX_PITCH, interval))
true_data[5] = 1
expected_data = feature.generate(voice2, active_voices)
self.assertEqual(true_data, expected_data)
def test_position_difference(self):
feature = vs.separators.neural.network.features.pair_level.PositionDifference
note1 = vs.Note("C", 4, (0, 0), index=0)
note2 = vs.Note("D", 4, (0, 0), index=1)
note3 = vs.Note("E", 4, (0, 1), index=0)
voice1 = vs.Voice(note1)
voice2 = vs.Voice(note2)
active_voices = vs.ActiveVoices()
active_voices.insert([voice1, voice2])
data = feature.generate(note3, voice1, active_voices)
self.assertEqual(len(data), 1)
self.assertEqual(data[0], 1)
def test_equal(self):
note = vs.Note(name="C", octave=4, location=(0, 0))
voice = vs.Voice(note)
with self.subTest("equal"):
self.assertEqual(self.voice, voice)
with self.subTest("hash"):
self.assertEqual(hash(self.voice), hash(voice))
def setUp(self):
path = os.path.dirname(os.path.abspath(__file__))
self.score = vs.Score(f"{path}/test.musicxml")
voice1 = vs.Voice(self.score[0][0])
voice2 = vs.Voice(self.score[0][1])
voice3 = vs.Voice(self.score[1][0])
voice4 = vs.Voice(self.score[1][1])
self.active_voices = vs.ActiveVoices()
self.active_voices.insert([voice1, voice2])
voice1.link(voice3)
voice1.link(voice4)
voice2.link(voice3)
voice2.link(voice4)
self.active_voices.insert([voice3, voice4])
def test_link(self):
right_voice = vs.Voice(self.note)
self.voice.link(right_voice)
with self.subTest("left voice left length"):
self.assertEqual(len(self.voice.left), 0)
with self.subTest("left voice right length"):
self.assertEqual(len(self.voice.right), 1)
with self.subTest("right voice left length"):
self.assertEqual(len(right_voice.left), 1)
with self.subTest("right voice right length"):
self.assertEqual(len(right_voice.right), 0)
with self.subTest("left voice right value"):
self.assertEqual(next(iter(self.voice.right)), right_voice)
with self.subTest("right voice left value"):
self.assertEqual(next(iter(right_voice.left)), self.voice)
def setUp(self):
self.note = vs.Note(name="C", octave=4, location=(0, 0))
self.voice = vs.Voice(self.note)
def test_less_than(self):
note_d = vs.Note(name="D", octave=4, location=(0, 0))
voice_d = vs.Voice(note_d)
self.assertLess(self.voice, voice_d)
def test_not_equal(self):
note = vs.Note(name="D", octave=4, location=(0, 0))
voice = vs.Voice(note)
self.assertNotEqual(self.voice, voice)