2edb963b97
git-subtree-dir: users/glittershark/xanthous git-subtree-mainline:91f53f02d8git-subtree-split:53b56744f4
57 lines
2.1 KiB
Haskell
57 lines
2.1 KiB
Haskell
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module Xanthous.Data.EntityMap.GraphicsSpec (main, test) where
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import Test.Prelude
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import Data.Aeson
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import Xanthous.Game.State
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import Xanthous.Data
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import Xanthous.Data.EntityMap
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import Xanthous.Data.EntityMap.Graphics
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import Xanthous.Entities.Environment (Wall(..))
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main :: IO ()
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main = defaultMain test
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test :: TestTree
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test = testGroup "Xanthous.Data.EntityMap.Graphics"
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[ testGroup "visiblePositions"
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[ testProperty "one step in each cardinal direction is always visible"
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$ \pos (Cardinal dir) (Positive r) (wallPositions :: Set Position)->
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pos `notMember` wallPositions ==>
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let em = review _EntityMap . map (, Wall) . toList $ wallPositions
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em' = em & atPosition (move dir pos) %~ (Wall <|)
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poss = visiblePositions pos r em'
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in counterexample ("visiblePositions: " <> show poss)
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$ move dir pos `member` poss
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, testGroup "bugs"
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[ testCase "non-contiguous bug 1"
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$ let charPos = Position 20 20
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gormlakPos = Position 17 19
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em = insertAt gormlakPos TestEntity
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. insertAt charPos TestEntity
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$ mempty
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visPositions = visiblePositions charPos 12 em
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in (gormlakPos `member` visPositions) @?
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( "not ("
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<> show gormlakPos <> " `member` "
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<> show visPositions
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<> ")"
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)
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]
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]
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]
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data TestEntity = TestEntity
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deriving stock (Show, Eq, Ord, Generic)
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deriving anyclass (ToJSON, FromJSON, NFData)
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instance Brain TestEntity where
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step _ = pure
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instance Draw TestEntity
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instance Entity TestEntity where
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description _ = ""
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entityChar _ = "e"
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