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# This work was supported in part by funding from the Defense Advanced
# Research Projects Agency and the National Science Foundation of the
# United States of America, and the CMU Sphinx Speech Consortium.
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from unittest import TestCase
from pocketsphinx import LogMath, FsgModel


class TestFsg(TestCase):

    def test_fsg_word_add(self):
        fm = FsgModel('simple_grammar', LogMath(), 1.0, 10)
        fm.word_add('hello')
        fm.word_add('world')
        self.assertGreaterEqual(fm.word_id('world'), 0)

    def test_fsg_add_silence(self):
        fm = FsgModel('simple_grammar', LogMath(), 1.0, 10)
        fm.add_silence('<sil>', 1, 0.5)
        self.assertGreaterEqual(fm.word_id('<sil>'), 0)