git-annex/configure.hs
2011-04-07 22:03:31 -04:00

78 lines
2.2 KiB
Haskell

{- Checks system configuration and generates SysConfig.hs. -}
import System.Directory
import Data.List
import TestConfig
tests :: [TestCase]
tests = [
TestCase "version" $ getVersion
, testCp "cp_a" "-a"
, testCp "cp_p" "-p"
, testCp "cp_reflink_auto" "--reflink=auto"
, TestCase "uuid generator" $ selectCmd True "uuid" ["uuid", "uuidgen"] ""
, TestCase "xargs -0" $ requireCmd "xargs_0" "xargs -0 </dev/null"
, TestCase "rsync" $ requireCmd "rsync" "rsync --version >/dev/null"
, TestCase "curl" $ testCmd "curl" "curl --version >/dev/null"
, TestCase "unicode FilePath support" $ unicodeFilePath
] ++ shaTestCases [1, 256, 512, 224, 384]
shaTestCases :: [Int] -> [TestCase]
shaTestCases l = map make l
where make n =
let
cmds = map (\x -> "sha" ++ show n ++ x) ["", "sum"]
key = "sha" ++ show n
in TestCase key $ selectCmd False key cmds "</dev/null"
tmpDir :: String
tmpDir = "tmp"
testFile :: String
testFile = tmpDir ++ "/testfile"
testCp :: ConfigKey -> String -> TestCase
testCp k option = TestCase cmd $ testCmd k run
where
cmd = "cp " ++ option
run = cmd ++ " " ++ testFile ++ " " ++ testFile ++ ".new"
{- Checks if FilePaths contain decoded unicode, or not. The testdata
- directory contains a "unicode-test-ü" file; try to find the file,
- and see if the "ü" is encoded correctly.
-
- Note that the file is shipped with git-annex, rather than created,
- to avoid other potential unicode issues.
-}
unicodeFilePath :: Test
unicodeFilePath = do
fs <- getDirectoryContents "testdata"
let file = head $ filter (isInfixOf "unicode-test") fs
return $ Config "unicodefilepath" (BoolConfig $ isInfixOf "ü" file)
{- Pulls package version out of the changelog. -}
getVersion :: Test
getVersion = do
changelog <- readFile "debian/changelog"
let verline = head $ lines changelog
let version = middle (words verline !! 1)
return $ Config "packageversion" (StringConfig version)
where
middle s = drop 1 $ take (length s - 1) s
setup :: IO ()
setup = do
createDirectoryIfMissing True tmpDir
writeFile testFile "test file contents"
cleanup :: IO ()
cleanup = do
removeDirectoryRecursive tmpDir
main :: IO ()
main = do
setup
config <- runTests tests
writeSysConfig config
cleanup