def test_flag_error(self):
with self.assertRaises(ValueError):
pm.Interval("T2")
with self.assertRaises(ValueError):
pm.Interval("M.2")
with self.assertRaises(ValueError):
pm.Interval("m")
with self.assertRaises(ValueError):
pm.Interval("p.4")
with self.assertRaises(ValueError):
pm.Interval("p2")
with self.assertRaises(ValueError):
pm.Interval("M5")
def test_intvl_name(self):
intvl1 = pm.Interval("p1")
intvl2 = pm.Interval("a1")
intvl3 = pm.Interval("m2")
intvl4 = pm.Interval("M2")
intvl5 = pm.Interval("M3")
intvl6 = pm.Interval("P4")
intvl7 = pm.Interval("D5")
intvl8 = pm.Interval("D5", 1)
intvl9 = pm.Interval("p1", 2)
intvl10 = pm.Interval("A5")
intvl11 = pm.Interval("M7")
intvl12 = pm.Interval("d7")
intvl13 = pm.Interval("a3")
intvl14 = pm.Interval("a..4")
intvl15 = pm.Interval("d...5", 2)
intvl16 = pm.Interval("d.2")
intvl17 = pm.Interval("m3", 1)
intvl18 = pm.Interval("m3", 2)
intvl19 = pm.Interval("M7", 1)
intvl20 = pm.Interval("M7", 3)
intvl21 = pm.Interval("p1", 1)
self.assertEqual(intvl1.name, "Perfect unison")
self.assertEqual(intvl2.name, "Augmented unison")
self.assertEqual(intvl3.name, "Minor 2nd")
self.assertEqual(intvl4.name, "Major 2nd")
self.assertEqual(intvl5.name, "Major 3rd")
self.assertEqual(intvl6.name, "Perfect 4th")
self.assertEqual(intvl7.name, "Diminished 5th")
self.assertEqual(intvl8.name, "Diminished 12th")
self.assertEqual(intvl9.name, "2 octaves")
self.assertEqual(intvl10.name, "Augmented 5th")
self.assertEqual(intvl11.name, "Major 7th")
self.assertEqual(intvl12.name, "Diminished 7th")
self.assertEqual(intvl13.name, "Augmented 3rd")
self.assertEqual(intvl14.name, "Augmented(x3) 4th")
self.assertEqual(intvl15.name, "Diminished(x4) 5th plus 2 octaves")
self.assertEqual(intvl16.name, "Diminished(x2) 2nd")
self.assertEqual(intvl17.name, "Minor 10th")
self.assertEqual(intvl18.name, "Minor 3rd plus 2 octaves")
self.assertEqual(intvl19.name, "Major 14th")
self.assertEqual(intvl20.name, "Major 7th plus 3 octaves")
self.assertEqual(intvl21.name, "Perfect octave")
def test_letter_diff(self):
self.assertEqual(pm.Interval("p1").letter_diff, 0)
self.assertEqual(pm.Interval("m2").letter_diff, 1)
self.assertEqual(pm.Interval("M2").letter_diff, 1)
self.assertEqual(pm.Interval("m3").letter_diff, 2)
self.assertEqual(pm.Interval("M3").letter_diff, 2)
self.assertEqual(pm.Interval("P4").letter_diff, 3)
self.assertEqual(pm.Interval("A4").letter_diff, 3)
self.assertEqual(pm.Interval("D5").letter_diff, 4)
self.assertEqual(pm.Interval("p5").letter_diff, 4)
self.assertEqual(pm.Interval("m6").letter_diff, 5)
self.assertEqual(pm.Interval("M6").letter_diff, 5)
self.assertEqual(pm.Interval("D7").letter_diff, 6)
self.assertEqual(pm.Interval("m7").letter_diff, 6)
self.assertEqual(pm.Interval("M7").letter_diff, 6)
self.assertEqual(pm.Interval("a1", 1).letter_diff, 0)
self.assertEqual(pm.Interval("p1", 1).letter_diff, 0)
self.assertEqual(pm.Interval("p1", 2).letter_diff, 0)
self.assertEqual(pm.Interval("M7", 1).letter_diff, 6)
def test_init(self):
maj2 = pm.Interval("M2")
P12 = pm.Interval("P5", 1)
min9 = pm.Interval("m2", 1)
maj72oct = pm.Interval("M7", 2)
per4 = pm.Interval("p4")
aug4 = pm.Interval("a4")
dim4 = pm.Interval("d4")
doubleaug4 = pm.Interval("a.4")
doubledim5 = pm.Interval("d.4")
tripletaug2 = pm.Interval("a..4")
quadaug2 = pm.Interval("a...4")
def test_intvl_diff(self):
self.assertEqual(pm.Interval("p1").diff, 0)
self.assertEqual(pm.Interval("m2").diff, 1)
self.assertEqual(pm.Interval("M2").diff, 2)
self.assertEqual(pm.Interval("m3").diff, 3)
self.assertEqual(pm.Interval("M3").diff, 4)
self.assertEqual(pm.Interval("P4").diff, 5)
self.assertEqual(pm.Interval("A4").diff, 6)
self.assertEqual(pm.Interval("D5").diff, 6)
self.assertEqual(pm.Interval("p5").diff, 7)
self.assertEqual(pm.Interval("m6").diff, 8)
self.assertEqual(pm.Interval("M6").diff, 9)
self.assertEqual(pm.Interval("D7").diff, 9)
self.assertEqual(pm.Interval("m7").diff, 10)
self.assertEqual(pm.Interval("M7").diff, 11)
self.assertEqual(pm.Interval("a1", 1).diff, 13)
self.assertEqual(pm.Interval("p1", 1).diff, 12)
self.assertEqual(pm.Interval("p1", 2).diff, 24)
self.assertEqual(pm.Interval("M7", 1).diff, 23)
def test_note_method(self):
A5 = pm.Note("A", 5)
B2 = pm.Note("B", 2)
Bb3 = pm.Note("Bb", 3)
As4 = pm.Note("A#", 4)
G5 = pm.Note("G", 5)
Gb2 = pm.Note("Gb", 2)
E6 = pm.Note("E", 6)
Dbb2 = pm.Note("Dbb", 2)
Dss3 = pm.Note("D##", 3)
intvl1 = pm.Interval("p1")
intvl2 = pm.Interval("a1")
intvl3 = pm.Interval("m2")
intvl4 = pm.Interval("M2")
intvl5 = pm.Interval("M3")
intvl6 = pm.Interval("P4")
intvl7 = pm.Interval("D5")
intvl8 = pm.Interval("D5", 1)
intvl9 = pm.Interval("p1", 2)
intvl10 = pm.Interval("A5")
intvl11 = pm.Interval("M7")
intvl12 = pm.Interval("d7")
intvl13 = pm.Interval("a3")
intvl14 = pm.Interval("a..4")
intvl15 = pm.Interval("d...5", 2)
intvl16 = pm.Interval("d.2")
intvl17 = pm.Interval("m3", 1)
intvl18 = pm.Interval("m3", 2)
intvl19 = pm.Interval("M7", 1)
intvl20 = pm.Interval("M7", 3)
intvl21 = pm.Interval("p1", 1)
self.assertEqual((A5 + intvl1).name, "A")
self.assertEqual((A5 + intvl2).name, "A#")
self.assertEqual((B2 + intvl19).name, "A#")
self.assertEqual((B2 + intvl19).octave, 4)
self.assertEqual((E6 + intvl15).name, "Bbbbb")
self.assertEqual((Dss3 + intvl16).name, "Eb")
self.assertEqual((G5 + intvl20).name, "F#")
self.assertEqual((G5 + intvl20).octave, 9)
self.assertEqual((A5 - intvl1).name, "A")
self.assertEqual((A5 - intvl2).name, "Ab")
self.assertEqual((B2 - intvl19).name, "C")
self.assertEqual((B2 - intvl19).octave, 1)
self.assertEqual((E6 - intvl15).name, "A####")
self.assertEqual((Dss3 - intvl16).name, "C#####")
self.assertEqual((G5 - intvl20).name, "Ab")
self.assertEqual((G5 - intvl20).octave, 1)