def test_open_hand_and_once_discarded_tile():
"""
If we have valuable pair in the hand, this tile was discarded once and we have 1+ shanten
let's open on this valuable pair
"""
table = Table()
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, table.player)
tiles = string_to_136_array(sou="678", pin="14689", man="456", honors="77")
table.player.init_hand(tiles)
# we don't activate strategy yet
assert strategy.should_activate_strategy(table.player.tiles) is False
# let's skip first yakuhai early in the game
tile = string_to_136_tile(honors="7")
meld, _ = table.player.try_to_call_meld(tile, True)
assert meld is None
# now one is out
table.add_discarded_tile(1, tile, False)
meld, _ = table.player.try_to_call_meld(tile, True)
assert meld is not None
assert tiles_to_string(meld.tiles) == "777z"
# but we don't need to open hand for atodzuke here
tile = string_to_136_tile(pin="7")
meld, _ = table.player.try_to_call_meld(tile, True)
assert meld is None
def test_suitable_tiles():
table = Table()
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, table.player)
# for yakuhai we can use any tile
for tile in range(0, 136):
assert strategy.is_tile_suitable(tile) is True
def test_atodzuke_dont_open_no_yaku_tempai():
# make sure yakuhai strategy is activated by adding 3 doras to the hand
table = Table()
player = table.player
table.add_dora_indicator(string_to_136_tile(man="9"))
tiles = string_to_136_array(man="111445", sou="567", pin="56", honors="77")
player.init_hand(tiles)
meld = make_meld(MeldPrint.PON, man="111")
player.add_called_meld(meld)
# 6 man is bad meld, we lose our second pair and so is 4 man
tile = string_to_136_tile(man="6")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is None
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
tile = string_to_136_tile(man="4")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is None
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
# 7 pin is a good meld, we get to tempai keeping yakuhai wait
tile = string_to_136_tile(pin="7")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is not None
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
def test_dont_activate_strategy_if_we_dont_have_enough_tiles_in_the_wall():
table = Table()
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, table.player)
table.dora_indicators.append(string_to_136_tile(honors="7"))
tiles = string_to_136_array(man="59", sou="1235", pin="12789", honors="55")
table.player.init_hand(tiles)
assert strategy.should_activate_strategy(table.player.tiles) is True
table.add_discarded_tile(3, string_to_136_tile(honors="5"), False)
table.add_discarded_tile(3, string_to_136_tile(honors="5"), False)
# we can't complete yakuhai, because there is not enough honor tiles
assert strategy.should_activate_strategy(table.player.tiles) is False
def test_open_hand_when_yakuhai_already_in_the_hand():
# make sure yakuhai strategy is activated by adding 3 doras to the hand
table = Table()
player = table.player
table.add_dora_indicator(string_to_136_tile(honors="5"))
tiles = string_to_136_array(man="46", pin="4679", sou="1348", honors="666")
player.init_hand(tiles)
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
tile = string_to_136_tile(sou="2")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is not None
def test_keep_only_yakuhai_pon():
# make sure yakuhai strategy is activated by adding 3 doras to the hand
table = Table()
player = table.player
table.add_dora_indicator(string_to_136_tile(man="9"))
table.add_dora_indicator(string_to_136_tile(man="3"))
tiles = string_to_136_array(man="11144", sou="567", pin="56", honors="777")
player.init_hand(tiles)
meld = make_meld(MeldPrint.PON, man="111")
player.add_called_meld(meld)
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
player.draw_tile(string_to_136_tile(man="4"))
discarded_tile, _ = player.discard_tile()
assert tiles_to_string([discarded_tile]) != "7z"
def test_atodzuke_choose_hidden_syanpon():
# make sure yakuhai strategy is activated by adding 3 doras to the hand
table = Table()
player = table.player
table.add_dora_indicator(string_to_136_tile(man="9"))
tiles = string_to_136_array(man="111678", sou="56678", honors="77")
player.init_hand(tiles)
meld = make_meld(MeldPrint.PON, man="111")
player.add_called_meld(meld)
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
for _ in range(0, 4):
table.add_discarded_tile(1, string_to_136_tile(sou="9"), False)
player.draw_tile(string_to_136_tile(sou="6"))
discarded_tile, _ = player.discard_tile()
assert tiles_to_string([discarded_tile]) != "6s"
assert tiles_to_string([discarded_tile]) == "5s" or tiles_to_string([discarded_tile]) == "8s"
def test_atodzuke_keep_yakuhai_wait():
# make sure yakuhai strategy is activated by adding 3 doras to the hand
table = Table()
player = table.player
table.add_dora_indicator(string_to_136_tile(man="9"))
tiles = string_to_136_array(man="11144", sou="567", pin="567", honors="77")
player.init_hand(tiles)
meld = make_meld(MeldPrint.PON, man="111")
player.add_called_meld(meld)
# two of 4 man tiles are already out, so it would seem our wait is worse, but we know
# we must keep two pairs in order to be atodzuke tempai
table.add_discarded_tile(1, string_to_136_tile(man="4"), False)
table.add_discarded_tile(1, string_to_136_tile(man="4"), False)
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
player.draw_tile(string_to_136_tile(man="2"))
discarded_tile, _ = player.discard_tile()
assert tiles_to_string([discarded_tile]) == "2m"
def test_force_yakuhai_pair_waiting_for_tempai_hand():
"""
If hand shanten = 1 don't open hand except the situation where is
we have tempai on yakuhai tile after open set
"""
table = Table()
table.dora_indicators.append(string_to_136_tile(man="3"))
tiles = string_to_136_array(sou="123", pin="678", man="34468", honors="66")
table.player.init_hand(tiles)
# we will not get tempai on yakuhai pair with this hand, so let's skip this call
tile = string_to_136_tile(man="5")
meld, _ = table.player.try_to_call_meld(tile, False)
assert meld is None
# but here we will have atodzuke tempai
tile = string_to_136_tile(man="7")
meld, _ = table.player.try_to_call_meld(tile, True)
assert meld is not None
assert meld.type == MeldPrint.CHI
assert tiles_to_string(meld.tiles) == "678m"
table = Table()
# we can open hand in that case
table.dora_indicators.append(string_to_136_tile(sou="5"))
tiles = string_to_136_array(man="44556", sou="366789", honors="77")
table.player.init_hand(tiles)
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, table.player)
assert strategy.should_activate_strategy(table.player.tiles) is True
tile = string_to_136_tile(honors="7")
meld, _ = table.player.try_to_call_meld(tile, True)
assert meld is not None
assert tiles_to_string(meld.tiles) == "777z"
def test_tempai_with_open_yakuhai_meld_and_yakuhai_pair_in_the_hand():
"""
there was a bug where bot didn't handle tempai properly
with opened yakuhai pon and pair in the hand
56m555p6678s55z + [777z]
"""
table = Table()
player = table.player
tiles = string_to_136_array(man="56", pin="555", sou="667", honors="55777")
player.init_hand(tiles)
player.add_called_meld(make_meld(MeldPrint.PON, honors="777"))
player.draw_tile(string_to_136_tile(sou="8"))
player.ai.current_strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
discarded_tile, _ = player.discard_tile()
assert tiles_to_string([discarded_tile]) == "6s"
def determine_strategy(self, tiles_136, meld_tile=None):
# for already opened hand we don't need to give up on selected strategy
if self.player.is_open_hand and self.current_strategy:
return False
old_strategy = self.current_strategy
self.current_strategy = None
# order is important, we add strategies with the highest priority first
strategies = []
if self.player.table.has_open_tanyao:
strategies.append(TanyaoStrategy(BaseStrategy.TANYAO, self.player))
strategies.append(YakuhaiStrategy(BaseStrategy.YAKUHAI, self.player))
strategies.append(HonitsuStrategy(BaseStrategy.HONITSU, self.player))
strategies.append(ChinitsuStrategy(BaseStrategy.CHINITSU, self.player))
strategies.append(
FormalTempaiStrategy(BaseStrategy.FORMAL_TEMPAI, self.player))
strategies.append(
CommonOpenTempaiStrategy(BaseStrategy.COMMON_OPEN_TEMPAI,
self.player))
for strategy in strategies:
if strategy.should_activate_strategy(tiles_136,
meld_tile=meld_tile):
self.current_strategy = strategy
break
if self.current_strategy and (
not old_strategy
or self.current_strategy.type != old_strategy.type):
self.player.logger.debug(
log.STRATEGY_ACTIVATE,
context=self.current_strategy,
)
if not self.current_strategy and old_strategy:
self.player.logger.debug(log.STRATEGY_DROP, context=old_strategy)
return self.current_strategy and True or False
def test_atodzuke_dont_destroy_second_pair():
# make sure yakuhai strategy is activated by adding 3 doras to the hand
table = Table()
player = table.player
table.add_dora_indicator(string_to_136_tile(man="9"))
tiles = string_to_136_array(man="111445", sou="468", pin="56", honors="77")
player.init_hand(tiles)
meld = make_meld(MeldPrint.PON, man="111")
player.add_called_meld(meld)
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
# 6 man is bad meld, we lose our second pair and so is 4 man
tile = string_to_136_tile(man="6")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is None
tile = string_to_136_tile(man="4")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is None
# but if we have backup pair it's ok
tiles = string_to_136_array(man="111445", sou="468", pin="88", honors="77")
player.init_hand(tiles)
meld = make_meld(MeldPrint.PON, man="111")
player.add_called_meld(meld)
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, player)
assert strategy.should_activate_strategy(player.tiles) is True
# 6 man is bad meld, we lose our second pair and so is 4 man
tile = string_to_136_tile(man="6")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is not None
tile = string_to_136_tile(man="4")
meld, _ = player.try_to_call_meld(tile, True)
assert meld is not None
def test_should_activate_strategy():
table = Table()
strategy = YakuhaiStrategy(BaseStrategy.YAKUHAI, table.player)
tiles = string_to_136_array(sou="12355689", man="89", honors="123")
table.player.init_hand(tiles)
assert strategy.should_activate_strategy(table.player.tiles) is False
table.dora_indicators.append(string_to_136_tile(honors="7"))
tiles = string_to_136_array(sou="12355689", man="899", honors="55")
table.player.init_hand(tiles)
assert strategy.should_activate_strategy(table.player.tiles) is True
# with chitoitsu-like hand we don't need to go for yakuhai
tiles = string_to_136_array(sou="1235566", man="8899", honors="66")
table.player.init_hand(tiles)
assert strategy.should_activate_strategy(table.player.tiles) is False
# don't count tile discarded by other player as our pair
tiles = string_to_136_array(sou="12355689", man="899", honors="25")
table.player.init_hand(tiles)
tiles = string_to_136_array(sou="12355689", man="899", honors="255")
assert strategy.should_activate_strategy(tiles) is False
