def test_crossover_dictionaries(self):
dict1 = {'1': 1, '2': 2, '3': 3}
dict2 = {'1': 'a', '2': 'b', '3': 'c'}
rng = axl.RandomGenerator(seed=1)
crossed = crossover_dictionaries(dict1, dict2, rng)
self.assertEqual(crossed, {'1': 1, '2': 'b', '3': 'c'})
rng = axl.RandomGenerator(seed=2)
crossed = crossover_dictionaries(dict1, dict2, rng)
self.assertEqual(crossed, dict2)
def test_crossover_lists(self):
list1 = [[0, C, 1, D], [0, D, 0, D], [1, C, 1, C], [1, D, 1, D]]
list2 = [[0, D, 1, C], [0, C, 0, C], [1, D, 1, D], [1, C, 1, C]]
rng = axl.RandomGenerator(seed=5)
crossed = crossover_lists(list1, list2, rng)
self.assertEqual(crossed, list1[:3] + list2[3:])
rng = axl.RandomGenerator(seed=1)
crossed = crossover_lists(list1, list2, rng)
self.assertEqual(crossed, list1[:1] + list2[1:])
def test_strategy(self):
rng = axl.RandomGenerator(seed=7888)
vector = [rng.random() for _ in range(16)]
actions = [(C, C), (C, C), (D, D), (C, C), (D, C), (D, D), (D, C)]
self.versus_test(
opponent=axl.CyclerCCD(),
expected_actions=actions,
seed=0,
init_kwargs={"sixteen_vector": vector},
)
actions = [(C, C), (C, C), (C, D), (C, C), (D, C), (D, D), (D, C)]
self.versus_test(
opponent=axl.CyclerCCD(),
expected_actions=actions,
seed=1,
init_kwargs={"sixteen_vector": vector},
)
actions = [(C, C), (C, C), (D, C), (D, D), (D, D), (D, D), (D, D)]
self.versus_test(
opponent=axl.TitForTat(),
expected_actions=actions,
seed=0,
init_kwargs={"sixteen_vector": vector},
)
actions = [(C, C), (C, C), (C, C), (D, C), (D, D), (D, D), (D, D)]
self.versus_test(
opponent=axl.TitForTat(),
expected_actions=actions,
seed=1,
init_kwargs={"sixteen_vector": vector},
)
def test_vector_to_instance(self):
num_states = 4
vector = []
rng = axl.RandomGenerator(seed=1111)
for _ in range(2 * num_states):
vector.extend(list(rng.random_vector(num_states)))
for _ in range(num_states + 1):
vector.append(rng.random())
player = self.player_class(num_states=num_states, seed=1)
player.receive_vector(vector=vector)
self.assertIsInstance(player, self.player_class)
def test_population_plot(self):
# Test that can plot on a given matplotlib axes
rng = axl.RandomGenerator(seed=15)
players = [rng.choice(axl.demo_strategies)() for _ in range(5)]
mp = axl.MoranProcess(players=players, turns=30, seed=20)
mp.play()
fig, axarr = plt.subplots(2, 2)
ax = axarr[1, 0]
mp.populations_plot(ax=ax)
self.assertEqual(ax.get_xlim(), (-0.7000000000000001, 14.7))
self.assertEqual(ax.get_ylim(), (0, 5.25))
# Run without a given axis
ax = mp.populations_plot()
self.assertEqual(ax.get_xlim(), (-0.7000000000000001, 14.7))
self.assertEqual(ax.get_ylim(), (0, 5.25))
def test_crossover(self):
"""Test that crossover produces different strategies."""
rng = axl.RandomGenerator(seed=1)
for _ in range(20):
players = []
for _ in range(2):
player = self.player(seed=rng.random_seed_int())
# Mutate to randomize
player = player.mutate()
players.append(player)
player1, player2 = players
crossed = player1.crossover(player2)
if player1 != crossed and player2 != crossed and crossed == crossed.clone():
return
# Should never get here unless a change breaks the test, so don't include in coverage.
self.assertFalse(True) # pragma: no cover
def test_seeding_equality(self, seed):
"""Tests that a tournament with a given seed will return the
same results each time. This specifically checks when running using
multiple cores so as to confirm that
https://github.com/Axelrod-Python/Axelrod/issues/1277
is fixed."""
rng = axl.RandomGenerator(seed=seed)
players = [axl.Random(rng.random()) for _ in range(8)]
tournament1 = axl.Tournament(name=self.test_name,
players=players,
game=self.game,
turns=10,
repetitions=100,
seed=seed)
tournament2 = axl.Tournament(name=self.test_name,
players=players,
game=self.game,
turns=10,
repetitions=100,
seed=seed)
for _ in range(4):
results1 = tournament1.play(processes=2)
results2 = tournament2.play(processes=2)
self.assertEqual(results1.ranked_names, results2.ranked_names)
"""Test for the Gambler strategy. Most tests come from the LookerUp test suite.
"""
import copy
import unittest
import axelrod as axl
from axelrod.load_data_ import load_pso_tables
from axelrod.strategies.lookerup import create_lookup_table_keys
from .test_evolvable_player import PartialClass, TestEvolvablePlayer
from .test_lookerup import convert_original_to_current
from .test_player import TestPlayer
tables = load_pso_tables("pso_gambler.csv", directory="data")
C, D = axl.Action.C, axl.Action.D
random = axl.RandomGenerator()
class TestGambler(TestPlayer):
name = "Gambler"
player = axl.Gambler
expected_classifier = {
"memory_depth": 1,
"stochastic": True,
"makes_use_of": set(),
"long_run_time": False,
"inspects_source": False,
"manipulates_source": False,
"manipulates_state": False,