def test_minconf_inescapable3(self):
# 1 conflict no matter what.
pcs = PcSet('78AB')
answer = 'G Ab Bb B'
# Similar to test above.
# Screening against double accidental 'Ab A#'
self.assertEqual(notes(pcs), answer)
def test_minconf_neighbor1(self):
# Tests neighbor conflict in an ordered set, part 1.
pcs = PcSet('AB9')
answer = 'A# B A' # 1 conflict.
# 'Bb B A' also has 1 conflict, but A is not neighboring.
# Therefore B pushes Bb to A#, a less popular note.
self.assertEqual(notes(pcs), answer)
def test_minconf_inescapable2(self):
# 1 conflict no matter what.
pcs = PcSet('5689')
answer = 'F F# G# A'
# Similar to test above.
# Screening against double accidental 'Gb G#'
self.assertEqual(notes(pcs), answer)
def test_minconf_inescapable1(self):
# 1 conflict no matter what.
pcs = PcSet('0134')
answer = 'C Db Eb E'
# 'C C# D# E' also valid, but not as popular.
# 'C Db D# E' also technically valid, but double accidental ugly.
# Worst answer = 'C C# Eb E' (2 conflicts)
self.assertEqual(notes(pcs), answer)
def test_empty_pcs(self):
pcs = PcSet([])
self.assertEqual(notes(pcs), '')
def test_alternative_scale_reproduction(self):
for entry in ALTERNATIVE_SCALES:
spec = [e.strip() for e in entry.split('=')]
self.assertEqual(notes(spec[0]), spec[1])
def test_major_scale_reproduction(self):
majorscale = PcSet('024579B')
for n in range(12):
answer = PROPER_SCALE_FORMS[n].strip()
self.assertEqual(notes(majorscale.T(n)), answer)
def test_pcs_sharppref(self):
self.assertEqual(notes(self.chrom, pref='#'),
'C C# D D# E F F# G G# A A# B')
def test_spec_compatibility(self):
self.assertEqual(notes('0123456789AB'), notes(self.chrom))
def test_minconf_original(self):
# The set where the whole idea started.
pcs = PcSet('AB01')
answer = 'A# B C Db' # 0 namespace conflicts.
self.assertEqual(notes(pcs), answer)
def test_list_compatibility(self):
self.assertEqual(notes(range(12)), notes(self.chrom))
def test_pcs_sharppref_unicode(self):
self.assertEqual(
notes(self.chrom, pref=u'\u266F'),
u'C C\u266f D D\u266f E F F\u266f G G\u266f A A\u266f B')
def test_pcs_flatpref_unicode(self):
self.assertEqual(
notes(self.chrom, pref=u'\u266D'),
u'C D\u266d D E\u266d E F G\u266d G A\u266d A B\u266d B')
def test_empty_list(self):
self.assertEqual(notes([]), '')
def test_minconf_neighbor2(self):
# Tests neighbor conflict in an ordered set, part 2.
pcs = PcSet('9AB')
answer = 'A Bb B' # 1 inescapable conflict w/neighbors.
# Compare to above. Deciding factor is popularity.
self.assertEqual(notes(pcs), answer)
def test_empty_spec(self):
self.assertEqual(notes(''), '')
def test_pcs_flatpref(self):
self.assertEqual(notes(self.chrom, pref='b'),
'C Db D Eb E F Gb G Ab A Bb B')