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Validate pinfu's open wait requirement

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Correl Roush 2012-07-31 22:35:32 -04:00
parent 0382253c98
commit fef579355b
2 changed files with 4 additions and 4 deletions
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6
src/yaku.erl
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@ -40,15 +40,15 @@ tanyao(#game{}, #player{hand=Hand}) ->
end,
riichi_hand:tiles(Hand)).
pinfu(#game{round=Round}, #player{seat=Seat, hand=Hand=#hand{melds=Melds}}) ->
% TODO: Verify closed, open wait, and pair not round/seat wind
pinfu(#game{round=Round}, #player{seat=Seat, hand=Hand=#hand{melds=Melds}, drawn={_, Drawn}}) ->
Closed = lists:all(fun(T) -> T#tile.from =:= draw end, riichi_hand:tiles(Hand)),
OpenWait = length(riichi_hand:waits(#hand{tiles=riichi_hand:tiles(Hand) -- [Drawn]})) > 1,
Chiis = length([M || M = #meld{type=chii} <- Melds]) =:= 4,
#meld{type=pair, tiles=[HeadTile,HeadTile]} = riichi_hand:head(Hand),
NonValuePair = HeadTile#tile.value =/= Round
andalso HeadTile#tile.value =/= Seat
andalso HeadTile#tile.suit =/= dragon,
Closed and Chiis and NonValuePair.
Closed and OpenWait and Chiis and NonValuePair.
% 7 Pairs
chiitoitsu(#game{}, #player{hand=#hand{tiles=[], melds=Melds}})

2
test/riichi_yaku_tests.erl
View file

@ -34,7 +34,7 @@ pinfu_test() ->
#meld{type=chii, tiles=[#tile{suit=sou, value=V} || V <- [4,5,6]]},
#meld{type=chii, tiles=[#tile{suit=sou, value=V} || V <- [4,5,6]]},
#meld{type=chii, tiles=[#tile{suit=man, value=V} || V <- [6,7,8]]}]},
?assertEqual(true, yaku:pinfu(#game{}, #player{hand=Hand})).
?assertEqual(true, yaku:pinfu(#game{}, #player{hand=Hand, drawn={tsumo, #tile{suit=sou, value=6}}})).
chiitoitsu_test() ->
Hand = #hand{melds=[#meld{type=pair, tiles=lists:duplicate(2, #tile{suit=pin, value=V})} || V <- lists:seq(1,7)]},