def test_simple_tuplet_reverse(self):
print('test simple tuplet reverse')
a = Note(DiatonicPitch(3, 'a'), Duration(1, 8))
b = Note(DiatonicPitch(3, 'b'), Duration(1, 8))
c = Note(DiatonicPitch(3, 'c'), Duration(1, 8))
d = Note(DiatonicPitch(3, 'd'), Duration(1, 8))
tuplet = Tuplet(Duration(1, 8), 3, [a, b, c, d])
print(tuplet)
tuplet.reverse()
print(tuplet)
notes = tuplet.get_all_notes()
assert notes is not None
assert len(notes) == 4
assert notes[0].diatonic_pitch == DiatonicPitch(3, 'd')
assert notes[1].diatonic_pitch == DiatonicPitch(3, 'c')
assert notes[2].diatonic_pitch == DiatonicPitch(3, 'b')
assert notes[3].diatonic_pitch == DiatonicPitch(3, 'a')
assert notes[0].relative_position == Offset(0)
assert notes[1].relative_position == Offset(3, 32)
assert notes[2].relative_position == Offset(3, 16)
assert notes[3].relative_position == Offset(9, 32)
def test_nested_tuplet(self):
note1 = Note(DiatonicPitch(4, 'c'), Duration(1, 8))
note2 = Note(DiatonicPitch(4, 'd'), Duration(1, 8))
sub_tuplet = Tuplet(Duration(1, 8), 2, [
Note(DiatonicPitch(3, 'c'), Duration(1, 8)),
Note(DiatonicPitch(3, 'd'), Duration(1, 8)),
Note(DiatonicPitch(3, 'e'), Duration(1, 8))
])
tuplet = Tuplet(Duration(1, 8), 2, [note1, sub_tuplet, note2])
print(tuplet)
AbstractNote.print_structure(tuplet)
notes = tuplet.get_all_notes()
assert len(notes) == 5
assert notes[0].duration == Duration(1, 16)
assert notes[1].duration == Duration(1, 24)
assert notes[2].duration == Duration(1, 24)
assert notes[3].duration == Duration(1, 24)
assert notes[4].duration == Duration(1, 16)
assert notes[0].relative_position == Offset(0)
assert notes[1].relative_position == Offset(0)
assert notes[2].relative_position == Offset(1, 24)
assert notes[3].relative_position == Offset(1, 12)
assert notes[4].relative_position == Offset(3, 16)
assert tuplet.sub_notes[1].duration == Duration(1, 8)
assert tuplet.sub_notes[1].relative_position == Offset(1, 16)
sub_tuplet_prime = sub_tuplet.clone()
notes = sub_tuplet_prime.get_all_notes()
AbstractNote.print_structure(sub_tuplet_prime)
assert notes[0].duration == Duration(1, 12)
assert str(notes[0].diatonic_pitch) == 'C:3'
tuplet_prime = tuplet.clone()
notes = tuplet_prime.get_all_notes()
AbstractNote.print_structure(tuplet_prime)
assert notes[0].duration == Duration(1, 16)
assert str(notes[0].diatonic_pitch) == 'C:4'
assert notes[1].duration == Duration(1, 24)
def test_tuplet_with_nested_beam(self):
note1 = Note(DiatonicPitch(4, 'c'), Duration(1, 8))
note2 = Note(DiatonicPitch(4, 'd'), Duration(1, 8))
n_list = [
Note(DiatonicPitch(3, 'c'), Duration(1, 8)),
Note(DiatonicPitch(3, 'd'), Duration(1, 8))
]
add_beam = Beam(n_list)
tuplet = Tuplet(Duration(1, 8), 2, [note1, add_beam, note2])
print(tuplet)
AbstractNote.print_structure(tuplet)
notes = tuplet.get_all_notes()
assert len(notes) == 4
assert tuplet.sub_notes[0].duration == Duration(1, 16)
assert tuplet.sub_notes[0].relative_position == Offset(0)
assert tuplet.sub_notes[1].duration == Duration(1, 8)
assert tuplet.sub_notes[1].relative_position == Offset(1, 16)
assert tuplet.sub_notes[2].duration == Duration(1, 16)
assert tuplet.sub_notes[2].relative_position == Offset(3, 16)
assert notes[1].duration == Duration(1, 16)
assert notes[1].relative_position == Offset(0)
assert notes[2].duration == Duration(1, 16)
assert notes[2].relative_position == Offset(1, 16)
add_beam_prime = add_beam.clone()
notes = add_beam_prime.get_all_notes()
AbstractNote.print_structure(add_beam_prime)
assert notes[0].duration == Duration(1, 8)
assert str(notes[0].diatonic_pitch) == 'C:3'
tuplet_prime = tuplet.clone()
notes = tuplet_prime.get_all_notes()
AbstractNote.print_structure(tuplet_prime)
assert notes[0].duration == Duration(1, 16)
assert str(notes[0].diatonic_pitch) == 'C:4'
assert notes[1].duration == Duration(1, 16)
def test_simple_tuplet(self):
note1 = Note(DiatonicPitch(4, 'c'), Duration(1, 8))
note2 = Note(DiatonicPitch(4, 'd'), Duration(1, 8))
note3 = Note(DiatonicPitch(4, 'e'), Duration(1, 8))
tuplet = Tuplet(Duration(1, 8), 2, [note1, note2, note3])
print(tuplet)
AbstractNote.print_structure(tuplet)
notes = tuplet.get_all_notes()
assert len(notes) == 3
assert notes[0].diatonic_pitch == DiatonicPitch(4, 'c')
assert notes[1].diatonic_pitch == DiatonicPitch(4, 'd')
assert notes[2].diatonic_pitch == DiatonicPitch(4, 'e')
assert notes[0].duration == Duration(1, 12)
assert notes[1].duration == Duration(1, 12)
assert notes[2].duration == Duration(1, 12)
assert notes[0].relative_position == Offset(0)
assert notes[1].relative_position == Offset(1, 12)
assert notes[2].relative_position == Offset(1, 6)
def test_TBB_layers(self):
print('start test_TBB_layers')
sub_sub_beam = Beam([
Note(DiatonicPitch(2, 'c'), Duration(1, 8)),
Note(DiatonicPitch(2, 'd'), Duration(1, 8))
])
sub_beam = Beam([
Note(DiatonicPitch(3, 'c'), Duration(1, 8)), sub_sub_beam,
Note(DiatonicPitch(3, 'd'), Duration(1, 8))
])
AbstractNote.print_structure(sub_beam)
note1 = Note(DiatonicPitch(4, 'c'), Duration(1, 8))
note2 = Note(DiatonicPitch(4, 'd'), Duration(1, 8))
print('-----------')
tuplet = Tuplet(Duration(1, 8), 2, [note1, sub_beam, note2])
AbstractNote.print_structure(tuplet)
notes = tuplet.get_all_notes()
assert len(notes) == 6
assert tuplet.sub_notes[1].duration == Duration(3, 20)
assert tuplet.sub_notes[1].relative_position == Offset(1, 20)
assert tuplet.sub_notes[1].sub_notes[1].duration == Duration(1, 20)
assert tuplet.sub_notes[1].sub_notes[1].relative_position == Offset(
1, 20)
sub_sub_beam.add(Note(DiatonicPitch(2, 'c'), Duration(1, 8)), 1)
AbstractNote.print_structure(tuplet)
assert tuplet.sub_notes[1].duration == Duration(7, 44)
assert tuplet.sub_notes[1].relative_position == Offset(1, 22)
assert tuplet.sub_notes[1].sub_notes[1].duration == Duration(3, 44)
assert tuplet.sub_notes[1].sub_notes[1].relative_position == Offset(
1, 22)
print('end test_TBB_layers')
def test_simple_form(self):
line = Line()
s = Beam()
s.append(Note(DiatonicPitch.parse('C:4'), Duration(1, 8)))
s.append(Note(DiatonicPitch.parse('D:4'), Duration(1, 8)))
s.append(Note(DiatonicPitch.parse('E:4'), Duration(1, 8)))
s.append(Note(DiatonicPitch.parse('F#:4'), Duration(1, 8)))
line.pin(s)
notes = s.get_all_notes()
c = [
EqualPitchConstraint([notes[0], notes[2]]),
NotEqualPitchConstraint([notes[1], notes[3]])
]
a = Motif(s, c, 'A')
s1 = [
Note(DiatonicPitch(4, 'c'), Duration(1, 8)),
Note(DiatonicPitch(4, 'd'), Duration(1, 8)),
Note(DiatonicPitch(4, 'e'), Duration(1, 8)),
]
tuplet = Tuplet(Duration(1, 8), 2, s1)
line.pin(tuplet, Offset(1, 2))
notes = tuplet.get_all_notes()
c1 = [
EqualPitchConstraint([notes[0], notes[2]]),
RelativeScalarStepConstraint(notes[1], notes[2], -2, 2)
]
b = Motif(tuplet, c1, 'B')
f = Form([a, b])
print(f)
constraints = [
EqualPitchConstraint([a.actors[0], b.actors[1]])
]
# Ensure a, b cloned for reliability - see comment in Form.
ff = Form([a, b], constraints)
print(ff)
constr = ff.external_constraints
assert len(constr) == 1
actors = ff.actors
assert len(actors) == 7
assert isinstance(constr[0], EqualPitchConstraint)
assert constr[0].actors[0] == actors[0]
assert constr[0].actors[1] == actors[4 + 1]
all_constr = ff.constraints
assert len(all_constr) == 5
# Add more notes to clone ff as:
s3 = Beam()
first_note = Note(DiatonicPitch.parse('C:5'), Duration(1, 8))
s3.append(first_note)
s3.append(Note(DiatonicPitch.parse('D:5'), Duration(1, 8)))
s3.append(Note(DiatonicPitch.parse('E:5'), Duration(1, 8)))
s3.append(Note(DiatonicPitch.parse('F#:5'), Duration(1, 8)))
line.pin(s3, Offset(3))
s2 = [
Note(DiatonicPitch(5, 'c'), Duration(1, 8)),
Note(DiatonicPitch(5, 'd'), Duration(1, 8)),
Note(DiatonicPitch(5, 'e'), Duration(1, 8)),
]
tuplet1 = Tuplet(Duration(1, 8), 2, s2)
line.pin(tuplet1, Offset(7, 2))
fff = ff.copy_to(first_note)
assert fff is not None
print(fff)
constr = fff.external_constraints
assert len(constr) == 1
assert len(fff.constraints) == 5
actors = fff.actors
assert len(actors) == 7
assert isinstance(constr[0], EqualPitchConstraint)
assert constr[0].actors[0] == actors[0]
assert constr[0].actors[1] == actors[4 + 1]
all_constr = fff.constraints
assert len(all_constr) == 5
