def test_incrementer(self):
p = Program()
p.add("R0+ -> L1")
p.add("HALT")
state = p.execute([0])
self.assertEqual(state, [1])
def test_simple_program(self):
p = Program()
p.add("R1- -> L1, L2")
p.add("R0+ -> L0")
p.add("HALT")
state = p.execute([0, 5])
self.assertEqual(state, [5, 0])
def test_broken_program(self):
p = Program()
p.add("R0+ -> L1")
self.assertRaises(RuntimeError, p.execute, [0, 0])
