def test_pattern_repeat(self):
rule = Seq(
Equal('A'),
Any(Equal('A'), Equal('B')),
Any(Equal('B'), Equal('C'))
)
r = rule.get(0)
assert isinstance(r, Equal)
assert r('A') == None
self.assertRaises(ValidationError, r, 'B')
self.assertRaises(ValidationError, r, 'C')
r = rule.get(1)
assert isinstance(r, Any)
assert r('A') == None
assert r('B') == None
self.assertRaises(ValidationError, r, 'C')
r = rule.get(2)
assert isinstance(r, Any)
assert r('B') == None
assert r('C') == None
self.assertRaises(ValidationError, r, 'A')
