def test_003_string_terminal_empty(self):
parser = PEGParser("")
old_cur = self.text.cur
self.assertEqual(parser(self.text), "")
self.assertEqual(old_cur, self.text.cur)
def test_001_string_terminal(self):
parser = PEGParser("dog")
self.assertEqual(parser(self.text), "dog")
self.assertEqual(self.text.cur, 3)
def tmp():
parser(self.text)
def test_002_zero_or_one__zero(self):
parser = PEGParser(ZeroOrOne("fox"))
self.assertEqual(parser(self.text), None)
self.assertEqual(self.text.cur, 0)
