6266c5d32f
Rename my //users directory and all places that refer to glittershark to grfn, including nix references and documentation. This may require some extra attention inside of gerrit's database after it lands to allow me to actually push things. Change-Id: I4728b7ec2c60024392c1c1fa6e0d4a59b3e266fa Reviewed-on: https://cl.tvl.fyi/c/depot/+/2933 Tested-by: BuildkiteCI Reviewed-by: tazjin <mail@tazj.in> Reviewed-by: lukegb <lukegb@tvl.fyi> Reviewed-by: glittershark <grfn@gws.fyi>
72 lines
3 KiB
Haskell
72 lines
3 KiB
Haskell
module Xanthous.Util.GraphicsSpec (main, test) where
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--------------------------------------------------------------------------------
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import Test.Prelude hiding (head)
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--------------------------------------------------------------------------------
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import Data.List (nub, head)
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import Data.Set (isSubsetOf)
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import Linear.V2
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--------------------------------------------------------------------------------
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import Xanthous.Util.Graphics
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import Xanthous.Util
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import Xanthous.Orphans ()
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--------------------------------------------------------------------------------
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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.Util.Graphics"
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[ testGroup "circle"
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[ testCase "radius 1, origin 2,2"
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{-
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| | 0 | 1 | 2 | 3 |
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|---+---+---+---+---|
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| 0 | | | | |
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| 1 | | | x | |
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| 2 | | x | | x |
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| 3 | | | x | |
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-}
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$ (sort . unique @[] @[_]) (circle @Int (V2 2 2) 1)
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@?= [ V2 1 2
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, V2 2 1, V2 2 3
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, V2 3 2
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]
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, testCase "radius 12, origin 0"
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$ (sort . nub) (circle @Int 0 12)
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@?= (sort . nub)
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[ V2 (-12) (-4), V2 (-12) (-3), V2 (-12) (-2), V2 (-12) (-1)
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, V2 (-12) 0, V2 (-12) 1, V2 (-12) 2, V2 (-12) 3, V2 (-12) 4
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, V2 (-11) (-6), V2 (-11) (-5), V2 (-11) 5, V2 (-11) 6, V2 (-10) (-7)
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, V2 (-10) 7, V2 (-9) (-9), V2 (-9) (-8), V2 (-9) 8, V2 (-9) 9
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, V2 (-8) (-9), V2 (-8) 9, V2 (-7) (-10), V2 (-7) 10, V2 (-6) (-11)
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, V2 (-6) 11, V2 (-5) (-11), V2 (-5) 11, V2 (-4) (-12), V2 (-4) 12
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, V2 (-3) (-12), V2 (-3) 12, V2 (-2) (-12), V2 (-2) 12, V2 (-1) (-12)
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, V2 (-1) 12, V2 0 (-12), V2 0 12, V2 1 (-12), V2 1 12, V2 2 (-12)
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, V2 2 12, V2 3 (-12), V2 3 12, V2 4 (-12), V2 4 12, V2 5 (-11)
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, V2 5 11, V2 6 (-11), V2 6 11, V2 7 (-10), V2 7 10, V2 8 (-9), V2 8 9
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, V2 9 (-9), V2 9 (-8), V2 9 8, V2 9 9, V2 10 (-7), V2 10 7
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, V2 11 (-6), V2 11 (-5), V2 11 5, V2 11 6, V2 12 (-4), V2 12 (-3)
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, V2 12 (-2), V2 12 (-1), V2 12 0, V2 12 1, V2 12 2, V2 12 3, V2 12 4
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]
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]
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, testGroup "filledCircle"
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[ testProperty "is a superset of circle" $ \center radius ->
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let circ = circle @Int center radius
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filledCirc = filledCircle center radius
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in counterexample ( "circle: " <> show circ
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<> "\nfilledCircle: " <> show filledCirc)
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$ setFromList circ `isSubsetOf` setFromList filledCirc
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-- TODO later
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-- , testProperty "is always contiguous" $ \center radius ->
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-- let filledCirc = filledCircle center radius
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-- in counterexample (renderBooleanGraphics filledCirc) $
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]
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, testGroup "line"
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[ testProperty "starts and ends at the start and end points" $ \start end ->
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let ℓ = line @Int start end
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in counterexample ("line: " <> show ℓ)
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$ length ℓ > 2 ==> (head ℓ === start) .&&. (head (reverse ℓ) === end)
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]
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]
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--------------------------------------------------------------------------------
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