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import unittest
from pyknon import notation
class TestNotation(unittest.TestCase):
def test_parse_accidental(self):
acc1 = notation.parse_accidental("###")
acc2 = notation.parse_accidental("bbb")
acc3 = notation.parse_accidental("")
self.assertEqual(acc1, 3)
self.assertEqual(acc2, -3)
self.assertEqual(acc3, 0)
def test_parse_octave(self):
oct1 = notation.parse_octave("'")
oct2 = notation.parse_octave("''")
oct3 = notation.parse_octave("")
oct4 = notation.parse_octave(",")
oct5 = notation.parse_octave(",,")
self.assertEqual(oct1, 5)
self.assertEqual(oct2, 6)
self.assertEqual(oct3, 5)
self.assertEqual(oct4, 4)
self.assertEqual(oct5, 3)
def test_parse_dur(self):
dur1 = notation.parse_dur("8")
dur2 = notation.parse_dur("4")
dur3 = notation.parse_dur("4", ".")
dur4 = notation.parse_dur("4", "..")
dur5 = notation.parse_dur("2")
self.assertEqual(dur1, 0.125)
self.assertEqual(dur2, 0.25)
self.assertEqual(dur3, 0.375)
self.assertEqual(dur4, 0.4375)
self.assertEqual(dur5, 0.5)
def test_parse_note(self):
note1 = notation.parse_note("C#'")
note2 = notation.parse_note("C2")
note3 = notation.parse_note("Cb8,")
note4 = notation.parse_note("B#16''")
self.assertEqual(note1, (1, 5, 0.25, 120))
self.assertEqual(note2, (0, 5, 0.5, 120))
self.assertEqual(note3, (11, 4, 0.125, 120))
self.assertEqual(note4, (0, 6, 0.0625, 120))
def test_parse_notes(self):
notes1 = notation.parse_notes(["C", "D", "E"])
notes2 = notation.parse_notes(["Cb4'", "D#8,", "E#16,"])
list_notes1 = [(0, 5, 0.25, 120), (2, 5, 0.25, 120), (4, 5, 0.25, 120)]
list_notes2 = [(11, 5, 0.25, 120), (3, 4, 0.125, 120), (5, 4, 0.0625, 120)]
self.assertEqual(notes1, list_notes1)
self.assertEqual(notes2, list_notes2)
def test_parse_notes_dur_dot(self):
notes1 = notation.parse_notes(["C4.''", "D4..", "E8."])
list_notes1 = [(0, 6, 0.375, 120), (2, 6, 0.4375, 120), (4, 6, 0.1875, 120)]
self.assertEqual(notes1, list_notes1)
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