632c4280b5
When wielding items, allow selecting which hand the item should be wielded in. Currently this has no actual effect on the mechanics of combat - that'll come next. Change-Id: Ic289ca2d8fa6f5fc0ad5bd0b012818a3acd8599e Reviewed-on: https://cl.tvl.fyi/c/depot/+/5470 Reviewed-by: grfn <grfn@gws.fyi> Autosubmit: grfn <grfn@gws.fyi> Tested-by: BuildkiteCI
65 lines
2.8 KiB
Haskell
65 lines
2.8 KiB
Haskell
--------------------------------------------------------------------------------
|
|
module Xanthous.Entities.CommonSpec (main, test) where
|
|
--------------------------------------------------------------------------------
|
|
import Test.Prelude
|
|
import Data.Vector.Lens (toVectorOf)
|
|
--------------------------------------------------------------------------------
|
|
import Xanthous.Entities.Common
|
|
--------------------------------------------------------------------------------
|
|
|
|
main :: IO ()
|
|
main = defaultMain test
|
|
|
|
newtype OneHand = OneHand Hand
|
|
deriving stock Show
|
|
|
|
instance Arbitrary OneHand where
|
|
arbitrary = OneHand <$> elements [LeftHand, RightHand]
|
|
|
|
otherHand :: Hand -> Hand
|
|
otherHand LeftHand = RightHand
|
|
otherHand RightHand = LeftHand
|
|
otherHand BothHands = error "OtherHand BothHands"
|
|
|
|
test :: TestTree
|
|
test = testGroup "Xanthous.Entities.CommonSpec"
|
|
[ testGroup "Inventory"
|
|
[ testProperty "items === itemsWithPosition . _2" $ \inv ->
|
|
inv ^.. items === inv ^.. itemsWithPosition . _2
|
|
, testGroup "removeItemFromPosition" $
|
|
let rewield w inv =
|
|
let (old, inv') = inv & wielded <<.~ w
|
|
in inv' & backpack <>~ toVectorOf (wieldedItems . wieldedItem) old
|
|
in [ (Backpack, \item -> backpack %~ (item ^. wieldedItem <|))
|
|
, (InHand LeftHand, rewield . inLeftHand)
|
|
, (InHand RightHand, rewield . inRightHand)
|
|
, (InHand BothHands, rewield . review doubleHanded)
|
|
] <&> \(pos, addItem) ->
|
|
testProperty (show pos) $ \inv item ->
|
|
let inv' = addItem item inv
|
|
inv'' = removeItemFromPosition pos (item ^. wieldedItem) inv'
|
|
in inv'' ^.. items === inv ^.. items
|
|
]
|
|
, testGroup "Wielded items"
|
|
[ testGroup "wieldInHand"
|
|
[ testProperty "puts the item in the hand" $ \w hand item ->
|
|
let (_, w') = wieldInHand hand item w
|
|
in itemsInHand hand w' === [item]
|
|
, testProperty "returns items in both hands when wielding double-handed"
|
|
$ \lh rh newItem ->
|
|
let w = Hands (Just lh) (Just rh)
|
|
(prevItems, _) = wieldInHand BothHands newItem w
|
|
in prevItems === [lh, rh]
|
|
, testProperty "wielding in one hand leaves the item in the other hand"
|
|
$ \(OneHand h) existingItem newItem ->
|
|
let (_, w) = wieldInHand h existingItem nothingWielded
|
|
(prevItems, w') = wieldInHand (otherHand h) newItem w
|
|
in prevItems === []
|
|
.&&. sort (w' ^.. wieldedItems) === sort [existingItem, newItem]
|
|
, testProperty "always leaves the same items overall" $ \w hand item ->
|
|
let (prevItems, w') = wieldInHand hand item w
|
|
in sort (prevItems <> (w' ^.. wieldedItems))
|
|
=== sort (item : w ^.. wieldedItems)
|
|
]
|
|
]
|
|
]
|