def test_middle_c_at_with_explicit_clefs(self):
staff = Staff((Mm(0), Mm(0)), Mm(100), self.flowable)
Clef(staff, Mm(0), "treble")
Clef(staff, Mm(10), "bass")
# Test between two clefs should be in treble mode
assert staff.middle_c_at(Mm(1)) == staff.unit(5)
# Test after bass clef goes into effect
assert staff.middle_c_at(Mm(11)) == staff.unit(-1)
def test_middle_c_at_with_active_octave_line(self):
staff = Staff((Mm(0), Mm(0)), Mm(100), self.flowable)
Clef(staff, Mm(0), "treble")
octave_line = OctaveLine((Mm(20), Mm(0)),
staff,
Mm(80),
indication="8va")
# Before octave_line goes into effect
assert staff.middle_c_at(Mm(0)) == staff.unit(5)
# While octave_line is in effect
assert staff.middle_c_at(Mm(20)) == staff.unit(8.5)
assert staff.middle_c_at(Mm(100)) == staff.unit(8.5)
# After octave_line ends
assert staff.middle_c_at(Mm(101)) == staff.unit(5)
def test_middle_c_at_with_implicit_default_clef(self):
staff = Staff((Mm(0), Mm(0)), Mm(100), self.flowable)
with pytest.raises(NoClefError):
staff.middle_c_at(Mm(5))