def test_evaluator_force_import_error(self):
import os
import importlib
import reversi
# -------------------------------
# switch environ and reload module
os.environ['FORCE_EVALUATORMETHODS_IMPORT_ERROR'] = 'RAISE'
importlib.reload(reversi.strategies.coordinator.EvaluatorMethods)
self.assertTrue(
reversi.strategies.coordinator.EvaluatorMethods.SLOW_MODE)
# -------------------------------
# Evaluator_TPW_Fast
board8 = BitBoard(8)
board8.put_disc('black', 3, 2)
board8.put_disc('white', 2, 2)
board8.put_disc('black', 2, 3)
board8.put_disc('white', 4, 2)
board8.put_disc('black', 1, 1)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
evaluator = coord.Evaluator_TPW_Fast()
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, 10001)
board8.put_disc('white', 0, 0)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, -10006)
score = evaluator.evaluate(None, board8, possibility_b, possibility_w)
self.assertEqual(score, -17)
# Evaluator_TPWE_Fast
board8 = BitBoard(8)
board8.put_disc('black', 3, 2)
board8.put_disc('white', 2, 2)
board8.put_disc('black', 2, 3)
board8.put_disc('white', 4, 2)
board8.put_disc('black', 1, 1)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
evaluator = coord.Evaluator_TPWE_Fast()
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, 10001)
board8.put_disc('white', 0, 0)
board8._black_bitboard = 0x0000002010003C7E
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -81)
board8._black_bitboard = 0x0000002010003C7C
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -61)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
board4 = BitBoard(4)
possibility_b = board4.get_bit_count(
board4.get_legal_moves_bits('black'))
possibility_w = board4.get_bit_count(
board4.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board4, possibility_b,
possibility_w)
self.assertEqual(score, 0)
# -------------------------------
# recover environment and reload module
del os.environ['FORCE_EVALUATORMETHODS_IMPORT_ERROR']
importlib.reload(reversi.strategies.coordinator.EvaluatorMethods)
self.assertFalse(
reversi.strategies.coordinator.EvaluatorMethods.SLOW_MODE)
def test_specific_evaluator(self):
board8 = BitBoard(8)
board8.put_disc('black', 3, 2)
board8.put_disc('white', 2, 2)
board8.put_disc('black', 2, 3)
board8.put_disc('white', 4, 2)
board8.put_disc('black', 1, 1)
board8.put_disc('white', 0, 0)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
# Evaluator_T
evaluator = coord.Evaluator_T()
score_b = evaluator.evaluate('black', board8, None, None)
score_w = evaluator.evaluate('white', board8, None, None)
self.assertEqual(score_b, -22)
self.assertEqual(score_w, -22)
# Evaluator_P
evaluator = coord.Evaluator_P()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, 5)
# Evaluator_O
evaluator = coord.Evaluator_O()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, -8.25)
# Evaluator_W
evaluator = coord.Evaluator_W()
board8._black_bitboard = 0xFFFFFFFFFFFFFFFF # black win
board8._white_bitboard = 0x0000000000000000
board8.update_score()
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
score_w = evaluator.evaluate('white', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, 10064)
self.assertEqual(score_w, 10064)
board8._black_bitboard = 0x0000000000000000
board8._white_bitboard = 0xFFFFFFFFFFFFFFFF # white win
board8.update_score()
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
score_w = evaluator.evaluate('white', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, -10064)
self.assertEqual(score_w, -10064)
# Evaluator_N
board8 = BitBoard(8)
board8.put_disc('black', 3, 2)
board8.put_disc('white', 2, 2)
board8.put_disc('black', 2, 3)
board8.put_disc('white', 4, 2)
board8.put_disc('black', 1, 1)
board8.put_disc('white', 0, 0)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
evaluator = coord.Evaluator_N()
score_b = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score_b, -6)
# Evaluator_N_Fast
evaluator = coord.Evaluator_N_Fast()
score_b = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score_b, -6)
# Evaluator_E
evaluator = coord.Evaluator_E()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, 0)
# Evaluator_C
evaluator = coord.Evaluator_C()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, 0)
# Evaluator_B
evaluator = coord.Evaluator_B()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, 19)
# Evaluator_Ec
evaluator = coord.Evaluator_Ec()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, -16)
# Evaluator_TP
evaluator = coord.Evaluator_TP()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, -17)
# Evaluator_TPO
evaluator = coord.Evaluator_TPO()
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, -25.25)
# Evaluator_NW
evaluator = coord.Evaluator_NW()
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, -10006)
score = evaluator.evaluate(None, board8, possibility_b, possibility_w)
self.assertEqual(score, -6)
# Evaluator_PW
evaluator = coord.Evaluator_PW()
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, -10006)
score = evaluator.evaluate(None, board8, possibility_b, possibility_w)
self.assertEqual(score, 5)
# Evaluator_TPW
evaluator = coord.Evaluator_TPW()
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, -10006)
score = evaluator.evaluate(None, board8, possibility_b, possibility_w)
self.assertEqual(score, -17)
# Evaluator_TPW_Fast
board8 = BitBoard(8)
board8.put_disc('black', 3, 2)
board8.put_disc('white', 2, 2)
board8.put_disc('black', 2, 3)
board8.put_disc('white', 4, 2)
board8.put_disc('black', 1, 1)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
evaluator = coord.Evaluator_TPW_Fast()
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, 10001)
board8.put_disc('white', 0, 0)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, -10006)
score = evaluator.evaluate(None, board8, possibility_b, possibility_w)
self.assertEqual(score, -17)
# Evaluator_TPOW
evaluator = coord.Evaluator_TPOW()
score_b = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score_b, -10006)
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, -25.25)
# Evaluator_TPWE
evaluator = coord.Evaluator_TPWE()
board8._black_bitboard = 0x0000002010003C7E
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -81)
board8._black_bitboard = 0x0000002010003C7C
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -61)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
# Evaluator_TPWE_Fast
board8 = BitBoard(8)
board8.put_disc('black', 3, 2)
board8.put_disc('white', 2, 2)
board8.put_disc('black', 2, 3)
board8.put_disc('white', 4, 2)
board8.put_disc('black', 1, 1)
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
evaluator = coord.Evaluator_TPWE_Fast()
score = evaluator.evaluate(None, board8, None, None)
self.assertEqual(score, 10001)
board8.put_disc('white', 0, 0)
board8._black_bitboard = 0x0000002010003C7E
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -81)
board8._black_bitboard = 0x0000002010003C7C
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -61)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
board4 = BitBoard(4)
possibility_b = board4.get_bit_count(
board4.get_legal_moves_bits('black'))
possibility_w = board4.get_bit_count(
board4.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board4, possibility_b,
possibility_w)
self.assertEqual(score, 0)
# -------------------------------
# Evaluator_TPWEC
evaluator = coord.Evaluator_TPWEC()
board8._black_bitboard = 0x0000002010003C7C
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -61)
board8._black_bitboard = 0x0703012010003C7E
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, 422)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
# Evaluator_PWE
evaluator = coord.Evaluator_PWE()
board8._black_bitboard = 0x0000002010003C7C
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, 10)
board8._black_bitboard = 0x0703012010003C7E
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, 310)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
# Evaluator_BW
evaluator = coord.Evaluator_BW()
board8._black_bitboard = 0x0000002010003C7C
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, 2)
board8._black_bitboard = 0x0703012010003C7E
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -2)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
# Evaluator_EcW
evaluator = coord.Evaluator_EcW()
board8._black_bitboard = 0x0000002010003C7C
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -16)
board8._black_bitboard = 0x0703012010003C7E
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, 0)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
# Evaluator_BWEc
evaluator = coord.Evaluator_BWEc()
board8._black_bitboard = 0x0000002010003C7C
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -14)
board8._black_bitboard = 0x0703012010003C7E
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -2)
score = evaluator.evaluate('black', board8, None, None)
self.assertEqual(score, -10006)
def test_general_evaluator_evaluate(self):
evaluator = coord.Evaluator(
separated=[
coord.WinLoseScorer(),
],
combined=[
coord.TableScorer(),
coord.PossibilityScorer(),
coord.EdgeScorer(),
],
)
board8 = BitBoard(8)
board8._black_bitboard = 0xFFFFFFFFFFFFFFFF # black win
board8._white_bitboard = 0x0000000000000000
board8.update_score()
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
score_w = evaluator.evaluate('white', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, 10064)
self.assertEqual(score_w, 10064)
board8._black_bitboard = 0x0000000000000000
board8._white_bitboard = 0xFFFFFFFFFFFFFFFF # white win
board8.update_score()
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score_b = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
score_w = evaluator.evaluate('white', board8, possibility_b,
possibility_w)
self.assertEqual(score_b, -10064)
self.assertEqual(score_w, -10064)
board8 = BitBoard(8)
board8.put_disc('black', 3, 2)
board8.put_disc('white', 2, 2)
board8.put_disc('black', 2, 3)
board8.put_disc('white', 4, 2)
board8.put_disc('black', 1, 1)
board8.put_disc('white', 0, 0)
board8._black_bitboard = 0x0000002010003C7E
possibility_b = board8.get_bit_count(
board8.get_legal_moves_bits('black'))
possibility_w = board8.get_bit_count(
board8.get_legal_moves_bits('white'))
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -81)
board8._black_bitboard = 0x0000002010003C7C
score = evaluator.evaluate('black', board8, possibility_b,
possibility_w)
self.assertEqual(score, -61)