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tests.py
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tests.py
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"""
"""
__author__ = ['Clément Besnier <clemsciences@aol.com>']
import old_norse
import old_swedish
import gothic
import phonetics as ut
import unittest
class TestSequenceFunctions(unittest.TestCase):
"""Class for unittest"""
def test_old_norse_transcriber(self):
example_sentence = "Almáttigr guð skapaði í upphafi himin ok jörð ok alla þá hluti, er þeim fylgja, og " \
"síðast menn tvá, er ættir eru frá komnar, Adam ok Evu, ok fjölgaðist þeira kynslóð ok " \
"dreifðist um heim allan."
tr = ut.Transcriber(old_norse.DIPHTHONGS_IPA, old_norse.DIPHTHONGS_IPA_class, old_norse.IPA_class,
old_norse.old_norse_rules)
transcribed_sentence = tr.main(example_sentence)
print(transcribed_sentence)
target = "[almaːtːiɣr guð skapaði iː upːhavi himin ɔk jœrð ɔk alːa θaː hluti ɛr θɛim fylɣja ɔɣ siːðast mɛnː " \
"tvaː ɛr ɛːtːir ɛru fraː kɔmnar adam ɔk ɛvu ɔk fjœlɣaðist θɛira kynsloːð ɔk drɛivðist um hɛim alːan]"
self.assertEqual(target, transcribed_sentence)
def test_gothic_transcriber(self):
example_sentence = "Anastodeins aiwaggeljons Iesuis Xristaus sunaus gudis."
tr = ut.Transcriber(gothic.DIPHTHONGS_IPA,
gothic.DIPHTHONGS_IPA_class, gothic.IPA_class, gothic.gothic_rules)
transcribed_sentence = tr.main(example_sentence)
target = "[anastoːðiːns ɛwaŋgeːljoːns jeːsuis kristɔs sunɔs guðis]"
self.assertEqual(target, transcribed_sentence)
def test_old_swedish(self):
sentence = "a"
tr = ut.Transcriber(old_swedish.DIPHTHONGS_IPA, old_swedish.DIPHTHONGS_IPA_class, old_swedish.IPA_class,
old_swedish.old_swedish_rules)
transcribed_sentence = tr.main(sentence)
self.assertEqual("[a]", transcribed_sentence)
def test_utils(self):
# definition of a Vowel
a = ut.Vowel("open", "front", False, "short", "a")
self.assertEqual(a.ipar, "a")
self.assertEqual(a.backness, "front")
self.assertEqual(a.height, "open")
self.assertEqual(a.length, "short")
self.assertEqual(a.rounded, False)
# how lengthen works
aa = a.lengthen()
self.assertEqual(aa.ipar, "aː")
# example of a Consonant
b = ut.Consonant("bilabial", "stop", True, "b", False)
self.assertEqual(b.ipar, "b")
self.assertEqual(b.manner, "stop")
self.assertEqual(b.place, "bilabial")
self.assertEqual(b.voiced, True)
self.assertEqual(b.geminate, False)
# This is how Consonant instances can be added to each other
k = ut.Consonant("velar", "stop", False, "k", False)
s = ut.Consonant("alveolar", "frictative", False, "s", False)
x = k+s
self.assertEqual(x.ipar, "ks")
# examples of Rule instances
th = ut.Consonant("dental", "frictative", False, "θ", False)
dh = ut.Consonant("dental", "frictative", True, "ð", False)
rule1 = ut.Rule(ut.AbstractPosition("inner", [ut.AbstractVowel()], [ut.AbstractVowel()]), th, dh)
pos1 = ut.Position("inner", a, a)
self.assertEqual(rule1.can_apply(pos1), True)
pos2 = ut.Position("inner", k, a)
self.assertEqual(rule1.can_apply(pos2), False)
pos3 = ut.Position("inner", a, s)
self.assertEqual(rule1.can_apply(pos3), False)
rule2 = ut.Rule(ut.AbstractPosition("inner", [ut.AbstractConsonant(voiced=True)],
[ut.AbstractConsonant(voiced=True)]), th, dh)
pos1 = ut.Position("inner", a, a)
self.assertEqual(rule2.can_apply(pos1), False)
pos2 = ut.Position("inner", k, a)
self.assertEqual(rule2.can_apply(pos2), False)
pos3 = ut.Position("inner", a, s)
self.assertEqual(rule2.can_apply(pos3), False)
pos4 = ut.Position("inner", b, b)
self.assertEqual(rule2.can_apply(pos4), True)
# Definition of real Vowel and Consonant instances
a = ut.Vowel("open", "front", False, "short", "a")
e = ut.Vowel("close-mid", "front", False, "short", "e")
i = ut.Vowel("close", "front", False, "short", "i")
o = ut.Vowel("close-mid", "back", True, "short", "o")
u = ut.Vowel("close", "back", True, "short", "u")
b = ut.Consonant("bilabial", "stop", True, "b", False)
d = ut.Consonant("alveolar", "stop", True, "d", False)
f = ut.Consonant("labio-dental", "frictative", False, "f", False)
g = ut.Consonant("velar", "stop", True, "g", False)
k = ut.Consonant("velar", "stop", False, "k", False)
p = ut.Consonant("bilabial", "stop", False, "p", False)
s = ut.Consonant("alveolar", "frictative", False, "s", False)
t = ut.Consonant("alveolar", "stop", False, "t", False)
v = ut.Consonant("labio-dental", "frictative", True, "v", False)
th = ut.Consonant("dental", "frictative", False, "θ", False)
dh = ut.Consonant("dental", "frictative", True, "ð", False)
# examples of phonology and ipa_class
PHONOLOGY = [
a, e, i, o, u, b, d, f, g, k, p, s, t, v, th, dh
]
IPA_class = {
"a": a,
"e": e,
"i": i,
"o": o,
"u": u,
"b": b,
"d": d,
"f": f,
"g": g,
"k": k,
"p": p,
"s": s,
"t": t,
"v": v,
"þ": th,
"ð": dh,
}
# examples of ipa_to_regular_expression and from_regular_expression methods
ru1 = ut.Rule(ut.AbstractPosition("inner", [ut.AbstractConsonant(voiced=False)],
[ut.AbstractConsonant(voiced=True)]), th, th)
self.assertEqual(ru1.ipa_to_regular_expression(PHONOLOGY), "(?<=[fkpstθ])θ(?=[bdgvð])")
ru2 = ut.Rule(ut.AbstractPosition("first", None, [ut.AbstractConsonant(place="velar")]), p, k)
self.assertEqual(ru2.ipa_to_regular_expression(PHONOLOGY), "^p(?=[gk])")
ru3 = ut.Rule(ut.AbstractPosition("last", [ut.AbstractConsonant(manner="stop")], None), dh, th)
self.assertEqual(ru3.ipa_to_regular_expression(PHONOLOGY), "(?<=[bdgkpt])ð$")
# from regular expression to Rule
example = r'(?<=[aeiou])f(?=[aeiou])'
ru4 = ut.Rule.from_regular_expression(example, "v", IPA_class)
self.assertEqual(ru4.ipa_to_regular_expression(PHONOLOGY), example)
# pattern3 = ru3.ipa_to_regular_expression(PHONOLOGY)
# print(ut.Rule.from_regular_expression(pattern3, ru3.temp_sound.ipar, IPA_class))
if __name__ == '__main__':
unittest.main()