def test_atomic_mutation_cycler(self):
axelrod.seed(10)
cycle_length = 5
players = [axelrod.EvolvableCycler(cycle_length=cycle_length)
for _ in range(5)]
mp = MoranProcess(players, turns=10, mutation_method="atomic")
population = mp.play()
self.assertEqual(mp.winning_strategy_name, 'EvolvableCycler: CDCDD, 5, 0.2, 1')
self.assertEqual(len(mp.populations), 19)
self.assertTrue(mp.fixated)
def test_atomic_mutation_cycler(self):
cycle_length = 5
players = [
axl.EvolvableCycler(cycle_length=cycle_length, seed=4)
for _ in range(5)
]
mp = MoranProcess(players, turns=10, mutation_method="atomic", seed=10)
rounds = 10
for _ in range(rounds):
next(mp)
self.assertEqual(
list(mp.populations[-1].items())[0],
('EvolvableCycler: CCDDD, 5, 0.2, 1, 1164244177', 1))
self.assertEqual(len(mp.populations), 11)
self.assertFalse(mp.fixated)
def test_mutation_method_exceptions(self):
axelrod.seed(10)
cycle_length = 5
players = [axelrod.EvolvableCycler(cycle_length=cycle_length)
for _ in range(5)]
with self.assertRaises(ValueError):
MoranProcess(players, turns=10, mutation_method="random")
axelrod.seed(0)
players = [axelrod.Cycler(cycle="CD" * random.randint(2, 10))
for _ in range(10)]
mp = MoranProcess(players, turns=10, mutation_method="atomic")
with self.assertRaises(TypeError):
for _ in range(10):
next(mp)