def test_constant_fitness_case(self):
# Scores between an Alternator and Defector will be: (1, 6)
axelrod.seed(0)
players = (axelrod.Alternator(), axelrod.Alternator(),
axelrod.Defector(), axelrod.Defector())
mp = MoranProcess(players, turns=2)
winners = []
for _ in range(100):
mp.play()
winners.append(mp.winning_strategy_name)
mp.reset()
winners = Counter(winners)
self.assertEqual(winners["Defector"], 88)
def test_reset(self):
p1, p2 = axl.Cooperator(), axl.Defector()
mp = MoranProcess((p1, p2), seed=45)
mp.play()
self.assertEqual(len(mp), 2)
self.assertEqual(len(mp.score_history), 1)
mp.reset()
self.assertEqual(len(mp), 1)
self.assertEqual(mp.winning_strategy_name, None)
self.assertEqual(mp.score_history, [])
# Check that players reset
for player, initial_player in zip(mp.players, mp.initial_players):
self.assertEqual(str(player), str(initial_player))
def test_standard_fixation(self):
"""Test a traditional Moran process with a MockMatch."""
axelrod.seed(0)
players = (axelrod.Cooperator(), axelrod.Cooperator(),
axelrod.Defector(), axelrod.Defector())
mp = MoranProcess(players, match_class=MockMatch)
winners = []
for i in range(100):
mp.play()
winner = mp.winning_strategy_name
winners.append(winner)
mp.reset()
winners = Counter(winners)
self.assertEqual(winners["Cooperator"], 82)
def test_reset(self):
p1, p2 = axelrod.Cooperator(), axelrod.Defector()
random.seed(8)
mp = MoranProcess((p1, p2))
mp.play()
self.assertEqual(len(mp), 4)
self.assertEqual(len(mp.score_history), 3)
mp.reset()
self.assertEqual(len(mp), 1)
self.assertEqual(mp.winning_strategy_name, None)
self.assertEqual(mp.score_history, [])
# Check that players reset
for player, intial_player in zip(mp.players, mp.initial_players):
self.assertEqual(str(player), str(intial_player))
def test_constant_fitness_case(self):
# Scores between an Alternator and Defector will be: (1, 6)
axelrod.seed(0)
players = (
axelrod.Alternator(),
axelrod.Alternator(),
axelrod.Defector(),
axelrod.Defector(),
)
mp = MoranProcess(players, turns=2)
winners = []
for _ in range(100):
mp.play()
winners.append(mp.winning_strategy_name)
mp.reset()
winners = Counter(winners)
self.assertEqual(winners["Defector"], 88)
