def test_unify_untranscribed_morpheme_word_xxx(self):
"""Test unify_untranscribed_morpheme_word with xxx."""
word = 'xxx'
actual_output = NungonCleaner.unify_untranscribed_morpheme_word(word)
desired_output = '???'
self.assertEqual(actual_output, desired_output)
def test_unify_untranscribed_morpheme_word_single_question_mark(self):
"""Test unify_untranscribed_morpheme_word with single question mark."""
word = '?'
actual_output = NungonCleaner.unify_untranscribed_morpheme_word(word)
desired_output = '???'
self.assertEqual(actual_output, desired_output)
