def METHOD_NAME(self):
    input_text = "Hello world!"
    expected_output = " həˈɫoʊ ˈwɝɫd! "
    g2p = IpaG2p(phoneme_dict=self.PHONEME_DICT_EN)
    tokenizer = IPATokenizer(g2p=g2p, locale=None, pad_with_space=True)
    chars, tokens = self._parse_text(tokenizer, input_text)
    assert chars == expected_output