def test_ThreeTerminalTerms(self):
gr = Grammar()
gr.add_term([0, 'a', TempClass])
s = set(term.s for term in gr.terms())
for i in [0, 'a', TempClass]:
self.assertTrue(i in s)
def test_oneTerminalTerms(self):
gr = Grammar()
gr.add_term('a')
for i in gr.terms():
self.assertEqual(i.s, 'a')
