khodowany
76 lines
3.6 KiB
Python
76 lines
3.6 KiB
Python
import copy
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import dataclasses
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from fractions import Fraction as F
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import unittest
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import generator.arrange.generate
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import generator.arrange.form
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import generator.model
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import generator.parts
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import generator.solo.arrangement
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from generator.solo import analysis, profiles, placement, types, harmonic
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from tests.solo_fixtures import song
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from tests.solo_fixtures import note
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from tests.solo_fixtures import choices
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import tests.rhythm_fixtures
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def events(measure):
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return tuple((generator.model.fraction(n['onset']), generator.model.fraction(n['duration']),
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tuple((p['letter'],p['alter']['numerator'],p['octave'],p['tablature']['string'],p['tablature']['fret']) for p in n['pitches']))
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for v in measure['voices'] for n in v['notes'])
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class ReusableAccompaniment(unittest.TestCase):
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def test_corresponding_bars_repeat_rhythm_pitch_and_fingering(self):
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source=song(count=12,chords=('CM7','Dm7','G7'))
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library=tests.rhythm_fixtures.library()
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prepared=generator.parts.prepare_document(source)
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plans=generator.arrange.generate.plan_arrangement(prepared,library)
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for part in ('acoustic','electric'):
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result=generator.arrange.generate._arrange_document(prepared,part,plans)
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seen={};offset=0;checked=0
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sections=generator.arrange.form.full_arrangement_sections(source['staves'][0]['measures'],part)
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for section in sections:
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for j,m in enumerate(result['staves'][0]['measures'][offset:offset+section.measure_count]):
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if section.role!='accompaniment':continue
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key=section.source_measure_index+j
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if key in seen:
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self.assertEqual(events(m),seen[key]);checked+=1
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seen[key]=events(m)
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self.assertFalse(any('tie_from' in p or 'tie_to' in p for v in m['voices'] for n in v['notes'] for p in n['pitches']))
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offset+=section.measure_count
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self.assertGreater(checked,12)
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generator.model.validate_document(result)
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def test_excerpt_rhythms_retain_form_phase(self):
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source=generator.parts.prepare_document(song(count=13,chords=('CM7',)))
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plans=generator.arrange.generate.plan_arrangement(source,tests.rhythm_fixtures.library())
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for lane in ('acoustic_bass','acoustic_upper','electric'):
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full=getattr(plans[1],lane)
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self.assertEqual(getattr(plans[0],lane),full[-8:])
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self.assertEqual(getattr(plans[6],lane),full[-8:])
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self.assertEqual(getattr(plans[3],lane),full)
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self.assertEqual(getattr(plans[4],lane),full)
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class SoloInstrumentAndIdentity(unittest.TestCase):
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def test_role_ranges_and_no_open_strings(self):
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acoustic=profiles.for_part('acoustic');electric=profiles.for_part('electric')
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self.assertEqual(acoustic.register,(41,76));self.assertEqual(electric.register,(41,76))
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self.assertTrue(acoustic.permits(41));self.assertTrue(electric.permits(50))
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self.assertTrue(acoustic.permits(72))
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for profile in (acoustic,electric):
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for midi in range(40,78):
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for p in placement.positions(midi,profile):
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self.assertIn(p.string_number,profile.strings)
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self.assertTrue(1<=p.fret<=12)
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self.assertTrue(any(p.string_number==1 for p in placement.positions(65,electric)))
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self.assertTrue(any(p.string_number==1 for p in placement.positions(65,acoustic)))
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def test_soft_overlapping_registers_do_not_inherit_a_mandatory_octave(self):
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source=analysis.analyze(generator.parts.prepare_document(song(count=4,chords=('CM7',))))
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acoustic=profiles.for_part('acoustic',source);electric=profiles.for_part('electric',source)
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self.assertLess(electric.reference-acoustic.reference,12)
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self.assertEqual(acoustic.melody_range,electric.melody_range)
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