51 lines
1.9 KiB
Haskell
Executable File
51 lines
1.9 KiB
Haskell
Executable File
#!/usr/bin/env nix-shell
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#!nix-shell -i runhaskell -p "haskellPackages.ghcWithPackages(p: with p; [hspec process])" -p nix
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{-# LANGUAGE OverloadedStrings #-}
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import Test.Hspec
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import System.Process
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import qualified Data.Text as Text
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import Data.Text (Text)
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import Control.Monad.IO.Class (liftIO)
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import Data.List (find)
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-- | Utils function: run a command and returns its output.
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processOutput p args = Text.strip . Text.pack <$> readProcess (Text.unpack p) (Text.unpack <$> args) ""
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-- | Returns the path to the nixGLXXX binary.
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nixGLBin version = (<>("/bin/"<>version)) <$> processOutput "nix-build" ["./", "-A", version]
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-- | Returns the vendor string associated with a glxinfo wrapped by a nixGL.
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getVendorString nixGL glxinfo = do
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output <- Text.lines <$> processOutput nixGL [glxinfo]
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pure $ Text.unpack <$> find ("OpenGL version string"`Text.isPrefixOf`) output
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-- | Checks that a nixGL wrapper works with glxinfo 32 & 64 bits.
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checkOpenGL_32_64 glxinfo32 glxinfo64 vendorName nixGLName = do
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nixGLBin <- runIO $ (<>("/bin/"<>nixGLName)) <$> processOutput "nix-build" ["./", "-A", nixGLName]
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it "32 bits" $ do
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Just vendorString <- getVendorString nixGLBin glxinfo32
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vendorString `shouldContain` vendorName
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it "64 bits" $ do
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Just vendorString <- getVendorString nixGLBin glxinfo64
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vendorString `shouldContain` vendorName
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main = do
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glxinfo64 <- (<>"/bin/glxinfo") <$> processOutput "nix-build" ["<nixpkgs>", "-A", "glxinfo"]
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glxinfo32 <- (<>"/bin/glxinfo") <$> processOutput "nix-build" ["<nixpkgs>", "-A", "pkgsi686Linux.glxinfo"]
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let checkOpenGL = checkOpenGL_32_64 glxinfo32 glxinfo64
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hspec $ do
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describe "Mesa" $ do
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checkOpenGL "Mesa" "nixGLIntel"
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describe "Nvidia - Bumblebee" $ do
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checkOpenGL "NVIDIA" "nixGLNvidiaBumblebee"
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-- TODO: check Nvidia (I don't have this hardware)
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describe "Nvidia" $ do
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checkOpenGL "NVIDIA" "nixGLNvidia"
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-- TODO: check vulkan (I don't have vulkan compatible hardware)
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