{-# LANGUAGE CPP, ScopedTypeVariables #-}
import Dir

import Control.Exception as E
import Control.Monad (void)
import GhcMod (debugInfo)
import System.Process
import System.Environment
import Test.Hspec
import TestUtils

import qualified BrowseSpec
import qualified CabalHelperSpec
import qualified CaseSplitSpec
import qualified CheckSpec
import qualified CradleSpec
import qualified CustomPackageDbSpec
import qualified FileMappingSpec
import qualified FindSpec
import qualified FlagSpec
import qualified GhcPkgSpec
import qualified HomeModuleGraphSpec
import qualified InfoSpec
import qualified LangSpec
import qualified LintSpec
import qualified ListSpec
import qualified MonadSpec
import qualified PathsAndFilesSpec
import qualified ShellParseSpec
import qualified TargetSpec

spec :: Spec
spec = do
  describe "Browse"          BrowseSpec.spec
  describe "CabalHelper"     CabalHelperSpec.spec
  describe "CaseSplit"       CaseSplitSpec.spec
  describe "Check"           CheckSpec.spec
  describe "Cradle"          CradleSpec.spec
  describe "CustomPackageDb" CustomPackageDbSpec.spec
  describe "FileMapping"     FileMappingSpec.spec
  describe "Find"            FindSpec.spec
  describe "Flag"            FlagSpec.spec
  describe "GhcPkg"          GhcPkgSpec.spec
  describe "HomeModuleGraph" HomeModuleGraphSpec.spec
  describe "Info"            InfoSpec.spec
  describe "Lang"            LangSpec.spec
  describe "Lint"            LintSpec.spec
  describe "List"            ListSpec.spec
  describe "Monad"           MonadSpec.spec
  describe "PathsAndFiles"   PathsAndFilesSpec.spec
  describe "ShellParse"      ShellParseSpec.spec
  describe "Target"          TargetSpec.spec

main :: IO ()
main = do
#if __GLASGOW_HASKELL__ >= 708
  unsetEnv "GHC_PACKAGE_PATH"
#endif
  let sandboxes = [ "test/data/cabal-project"
                  , "test/data/check-packageid"
                  , "test/data/duplicate-pkgver/"
                  , "test/data/broken-cabal/"
                  ]
      genSandboxCfg dir = withDirectory dir $ \cwdir -> do
         system ("rm cabal.sandbox.config; cabal sandbox init")
      pkgDirs =
        [ "test/data/cabal-project/.cabal-sandbox/i386-osx-ghc-7.6.3-packages.conf.d"
        , "test/data/check-packageid/.cabal-sandbox/i386-osx-ghc-7.6.3-packages.conf.d"
        , "test/data/duplicate-pkgver/.cabal-sandbox/i386-osx-ghc-7.6.3-packages.conf.d"]
      genGhcPkgCache dir = system $ "ghc-pkg recache --force -f" ++ dir

  let cleanCmd = "git clean -dXf test/data/"
  putStrLn $ "$ " ++ cleanCmd
  void $ system cleanCmd
  void $ system "cabal --version"
  void $ system "ghc --version"

  genSandboxCfg `mapM_` sandboxes
  genGhcPkgCache `mapM_` pkgDirs

  let stackDir = "test/data/stack-project"
  void $ withDirectory_ stackDir $ do
    let ghcver = let gvn = show (__GLASGOW_HASKELL__ :: Int)
                     (major, minor') = splitAt (length gvn - 2) gvn
                     minor = case dropWhile (=='0') minor' of
                                  "" -> "0"
                                  x  -> x
                 in major ++ "." ++ minor
    void $ system $ "sed '$ a resolver: ghc-" ++ ghcver ++ "' stack.yaml.in > stack.yaml"
    void $ system "stack setup"
    void $ system "stack build"

  (putStrLn =<< runD debugInfo)
      `E.catch` (\(_ :: E.SomeException) -> return () )

  hspec spec