def test_n3(self):
self.assertEqual(hanoi(3),
[(1, 'A', 'C'), (2, 'A', 'B'), (1, 'C', 'B'),
(3, 'A', 'C'), (1, 'B', 'A'), (2, 'B', 'C'),
(1, 'A', 'C')])
def test_n1(self):
self.assertEqual(hanoi(1), [(1, 'A', 'C')])
def test_n2(self):
self.assertEqual(hanoi(2), [(1, 'A', 'B'), (2, 'A', 'C'),
(1, 'B', 'C')])
def test_n0(self):
self.assertEqual(hanoi(0), [])