khodowany
79 lines
5.7 KiB
Python
79 lines
5.7 KiB
Python
import copy
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import fractions
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import pathlib
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import unittest
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import generator.engraving.fonts
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import generator.engraving.layout
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import generator.engraving.notation
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import generator.engraving.types
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import generator.model
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import generator.playback
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import generator.scat
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import tests.test_musicxml
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class ScatTests(unittest.TestCase):
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def test_syllables_use_duration_pulse_phrase_and_previous_consonant(self):
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self.assertEqual(generator.scat.syllable(fractions.Fraction(2), fractions.Fraction(1), False, True, ''), 'doo')
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self.assertEqual(generator.scat.syllable(fractions.Fraction(1, 2), fractions.Fraction(1), True, False, ''), 'ba')
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self.assertEqual(generator.scat.syllable(fractions.Fraction(1, 2), fractions.Fraction(1), False, False, ''), 'dit')
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self.assertEqual(generator.scat.syllable(fractions.Fraction(1, 2), fractions.Fraction(1), False, False, 'dit'), 'da')
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self.assertEqual(generator.scat.syllable(fractions.Fraction(1, 2), fractions.Fraction(1), True, True, ''), 'dat')
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self.assertEqual(generator.scat.syllable(fractions.Fraction(1, 2), None, False, False, ''), 'ba')
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def test_compound_additive_meter_and_pickups(self):
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measure = {'meter': {'groups': [{'beats': [6], 'unit': 8}]}, 'duration': generator.model.rational(3)}
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self.assertEqual(generator.scat.pulse(measure, fractions.Fraction(3, 2)), (fractions.Fraction(3, 2), True))
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measure['meter']['groups'][0]['beats'] = [3, 2]
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self.assertEqual(generator.scat.pulse(measure, fractions.Fraction(3, 2)), (fractions.Fraction(1), True))
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measure.update(implicit=True, duration=generator.model.rational(fractions.Fraction(1, 2)))
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self.assertEqual(generator.scat.pulse(measure, fractions.Fraction()), (fractions.Fraction(1), False))
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def test_ties_sustain_one_syllable_and_stop_before_rests(self):
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content = tests.test_musicxml.xml_note(duration=1, kind='quarter', extra='<tie type="start"/>') + tests.test_musicxml.xml_note(duration=1, kind='quarter', extra='<tie type="stop"/>')
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content += '<note><rest/><duration>2</duration><type>half</type></note>'
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document = tests.test_musicxml.parse(tests.test_musicxml.xml_score(content))
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original = copy.deepcopy(document)
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before = generator.playback.compile_timeline(document)
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generator.scat.add_scat(document)
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self.assertEqual(generator.playback.compile_timeline(document), before)
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self.assertEqual(tests.test_musicxml.notes(document)[0]['lyric'], 'doo')
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self.assertEqual(tests.test_musicxml.notes(document)[0]['lyrics'][0]['extend_to'], generator.model.rational(2))
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self.assertNotIn('lyric', tests.test_musicxml.notes(document)[1])
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self.assertNotIn('lyrics', tests.test_musicxml.notes(document)[2])
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again = copy.deepcopy(original)
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generator.scat.add_scat(again)
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self.assertEqual(document, again)
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fonts = generator.engraving.fonts.Fonts(pathlib.Path('package/assets/fonts/petaluma'))
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layout = generator.engraving.layout.layout_score(document, generator.engraving.types.Style(), fonts)
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system = layout.pages[0].systems[0]
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rest = next(a.x for a in system.anchors if a.fragment.kind == 'rest')
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self.assertTrue(all(p.box.right < rest for p in system.primitives if p.role == 'lyric-extension'))
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def test_cross_bar_tie_has_one_lyric_and_page_continuations(self):
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text = tests.test_musicxml.xml_score(tests.test_musicxml.xml_note(extra='<tie type="start"/>'))
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text = text.replace('</measure></part>', '</measure><measure number="2">' + tests.test_musicxml.xml_note(extra='<tie type="stop"/>') + '</measure></part>')
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document = tests.test_musicxml.parse(text)
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generator.scat.add_scat(document)
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self.assertEqual(sum(bool(n.get('lyric')) for n in tests.test_musicxml.notes(document)), 1)
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fonts = generator.engraving.fonts.Fonts(pathlib.Path('package/assets/fonts/petaluma'))
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for start, end in ((0, 4), (4, 8)):
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system = generator.engraving.layout.make_system(generator.engraving.notation.ScoreIndex(document), start, end, fonts, generator.engraving.types.Style())
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self.assertTrue(any(p.role == 'lyric-extension' for p in system.primitives))
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def test_long_tie_chain_draws_one_extender_per_system(self):
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text = tests.test_musicxml.xml_score(tests.test_musicxml.xml_note(extra='<tie type="start"/>'))
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text = text.replace('</measure></part>', '</measure><measure number="2">' + tests.test_musicxml.xml_note(extra='<tie type="stop"/><tie type="start"/>') + '</measure><measure number="3">' + tests.test_musicxml.xml_note(extra='<tie type="stop"/>') + '</measure></part>')
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document = tests.test_musicxml.parse(text)
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generator.scat.add_scat(document)
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fonts = generator.engraving.fonts.Fonts(pathlib.Path('package/assets/fonts/petaluma'))
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index = generator.engraving.notation.ScoreIndex(document)
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for start, end in ((0, 4), (4, 8), (8, 12), (0, 12)):
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system = generator.engraving.layout.make_system(index, start, end, fonts, generator.engraving.types.Style())
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self.assertEqual(sum(p.role == 'lyric-extension' for p in system.primitives), 1)
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def test_straight_offbeat_attacks_and_cues(self):
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document = tests.test_musicxml.parse(tests.test_musicxml.xml_score(''.join(tests.test_musicxml.xml_note(duration=1, kind='eighth') for _ in range(8)), divisions=2))
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before = generator.playback.compile_timeline(document)
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generator.scat.add_scat(document)
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self.assertEqual([n['lyric'] for n in tests.test_musicxml.notes(document)], ['ba', 'dit', 'ba', 'dit', 'ba', 'dit', 'ba', 'dat'])
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self.assertEqual(generator.playback.compile_timeline(document), before)
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document = tests.test_musicxml.parse(tests.test_musicxml.xml_score(tests.test_musicxml.xml_note(prefix='<cue/>')))
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generator.scat.add_scat(document)
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self.assertNotIn('lyrics', tests.test_musicxml.notes(document)[0])
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