def test_the_relative_major_is_3_semitones_above(note_str,
expected_relative_major):
note = Note(note_str)
relative_major = note.relative_major
assert relative_major == Note(expected_relative_major)
def test_can_be_substracted(note_str, note_2_str, expected_substraction):
note = Note(note_str)
note_2 = Note(note_2_str)
substraction = note - note_2
assert substraction[0] == approx(expected_substraction[0], rel=0.001)
assert substraction[1] == approx(expected_substraction[1], rel=0.001)
def test_can_be_created_from_Music21_name(note_21_name,
expected_pychord_value):
note = Note.from_Music21_name(note_21_name)
pychord_value = note.pychord_value
assert pychord_value == expected_pychord_value
def test_returns_its_corresponding_x_y_in_5th_circle(
note_str, expected_x_y_in_5th_circle):
note = Note(note_str)
position = note.x_y_in_5th_circle
assert position[0] == approx(expected_x_y_in_5th_circle[0], rel=0.001)
assert position[1] == approx(expected_x_y_in_5th_circle[1], rel=0.001)
def slash_bass(self):
return Note(self.pychord_chord.on or self.pychord_chord.root)
def note_in_5h_circle(self):
root_note = Note(self.pychord_chord.root)
return root_note if self.mode != ChordMode.Minor else root_note.relative_major
def root(self):
return Note(self.pychord_chord.root)
def test_returns_its_corresponding_angle_in_5th_circle(
note_str, expected_angle_in_5th_circle):
note = Note(note_str)
assert note.angle_in_5th_circle_degrees == expected_angle_in_5th_circle
def test_returns_its_corresponding_position_in_5th_circle(
note_str, expected_position_in_5th_circle):
note = Note(note_str)
assert note.position_in_5th_circle == expected_position_in_5th_circle
def test_has_a_string_representation(note_str):
note = Note(note_str)
assert str(note) == note_str
def test_can_be_created_from_pychord_value(pychord_value, expected_note):
note = Note.from_pychord_value(pychord_value)
assert note == Note(expected_note)
def test_stores_its_corresponding_pychord_value(note_str,
expected_pychord_value):
note = Note(note_str)
assert note.pychord_value == expected_pychord_value
def test_notes_that_are_different_are_detected(note_str, note_str_2):
note = Note(note_str)
note2 = Note(note_str_2)
assert note != note2
def test_notes_that_are_equal_are_detected(note_str, note_str_2):
note = Note(note_str)
note2 = Note(note_str_2)
assert note == note2