97a5c61f28
Fix an injectivity issue with JSON-encoding the entity map that was causing the game saving to not properly round-trip. As part of this, there's a refactor to the internals of the entity map to use sets instead of vectors, which should also get us a nice perf boost.
55 lines
2 KiB
Haskell
55 lines
2 KiB
Haskell
module Xanthous.GameSpec where
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import Test.Prelude hiding (Down)
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import Xanthous.Game
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import Xanthous.Game.State
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import Control.Lens.Properties
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import Xanthous.Data (move, Direction(Down))
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import Xanthous.Data.EntityMap (atPosition)
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main :: IO ()
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main = defaultMain test
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test :: TestTree
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test
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= localOption (QuickCheckTests 10)
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. localOption (QuickCheckMaxSize 10)
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$ testGroup "Xanthous.Game"
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[ testGroup "positionedCharacter"
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[ testProperty "lens laws" $ isLens positionedCharacter
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, testCase "updates the position of the character" $ do
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initialGame <- getInitialState
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let initialPos = initialGame ^. characterPosition
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updatedGame = initialGame & characterPosition %~ move Down
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updatedPos = updatedGame ^. characterPosition
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updatedPos @?= move Down initialPos
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updatedGame ^. entities . atPosition initialPos @?= fromList []
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updatedGame ^. entities . atPosition updatedPos
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@?= fromList [SomeEntity $ initialGame ^. character]
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]
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, testGroup "characterPosition"
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[ testProperty "lens laws" $ isLens characterPosition
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]
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, testGroup "character"
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[ testProperty "lens laws" $ isLens character
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]
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, testGroup "MessageHistory"
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[ testGroup "MonoComonad laws"
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[ testProperty "oextend oextract ≡ id"
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$ \(mh :: MessageHistory) -> oextend oextract mh === mh
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, testProperty "oextract ∘ oextend f ≡ f"
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$ \(mh :: MessageHistory) f -> (oextract . oextend f) mh === f mh
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, testProperty "oextend f ∘ oextend g ≡ oextend (f . oextend g)"
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$ \(mh :: MessageHistory) f g ->
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(oextend f . oextend g) mh === oextend (f . oextend g) mh
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]
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]
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, testGroup "Saving the game"
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[ testProperty "forms a prism" $ isPrism saved
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, testProperty "round-trips" $ \gs ->
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loadGame (saveGame gs) === Just gs
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, testProperty "preserves the character ID" $ \gs ->
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let Just gs' = loadGame $ saveGame gs
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in gs' ^. character === gs ^. character
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]
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]
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