def perform_test(self, status_dict):
"""Test that the heuristic on leafs is consistent with the utility"""
# Build models
map_obj = Map(status_dict["game"]["board"]["tiles"])
status = Status(status_dict["game"], map_obj)
# Simulate a final status
status.turn = status.max_turns
heuristic_tuple = self.heuristic.heuristic(status)
utility_tuple = utility(status)
# Check that heuristic and utility are consistent
for i in range(4):
for j in range(4):
if utility_tuple[i] > utility_tuple[j]:
self.assertGreater(heuristic_tuple[i], heuristic_tuple[j])
elif utility_tuple[i] == utility_tuple[j]:
self.assertAlmostEqual(
heuristic_tuple[i],
heuristic_tuple[j]
)
else:
self.assertLess(heuristic_tuple[i], heuristic_tuple[j])
def test_utility_value_yupgvpr5_2400(self):
"""Test the utility value on yupgvpr5 2400"""
# Build models
status_dict = get_status_samples_dict()["yupgvpr5"][2400]
map_obj = Map(status_dict["game"]["board"]["tiles"])
status = Status(status_dict["game"], map_obj)
utility_tuple = utility(status)
self.assertEqual(utility_tuple, (8, -8, -8, 8))
def test_utility_value_nztclzmi_0(self):
"""Test the utility value on nztclzmi 0"""
# Build models
status_dict = get_status_samples_dict()["nztclzmi"][0]
map_obj = Map(status_dict["game"]["board"]["tiles"])
status = Status(status_dict["game"], map_obj)
utility_tuple = utility(status)
self.assertEqual(utility_tuple, (0, 0, 0, 0))
def perform_test(self, status_dict):
"""Test that the utility is a zero sum tuple"""
# Build models
map_obj = Map(status_dict["game"]["board"]["tiles"])
status = Status(status_dict["game"], map_obj)
utility_tuple = utility(status)
self.assertAlmostEqual(
sum(utility_tuple), 0,
msg="Utility is {utility}, but the sum is non-zero: {sum}".format(
utility=utility_tuple,
sum=sum(utility_tuple)
)
)
