language: haskell
ghc:
  - 7.4
  - 7.6
  - 7.8

install:
  - cabal update
  - echo $PATH
  - which cabal
  - cabal install -j --only-dependencies --enable-tests
  - if [ -n "$(ghc --version | awk '{ print $8 }' | sed -n '/^7.4/p')" ]; then cabal install Cabal --constraint "Cabal == 1.16.*"; fi


script:
  - touch ChangeLog # Create ChangeLog if we're not on the release branch
  - cabal check

  - cabal sdist
  - export SRC_TGZ="$PWD/dist/$(cabal info . | awk '{print $2 ".tar.gz";exit}')"
  - rm -rf /tmp/cabal-helper* && cd /tmp
  - tar -xf $SRC_TGZ && cd cabal-helper*/

  - if [ -n "$(ghc --version | awk '{ print $8 }' | sed -n '/^7.8/p')" ]; then export WERROR="--ghc-option=-Werror"; fi
  - cabal configure --enable-tests $WERROR
  - cabal build
  - ./dist/build/cabal-helper-wrapper/cabal-helper-wrapper dist "compiler-version" "entrypoints" "source-dirs" "ghc-options" "ghc-src-options" "ghc-pkg-options" "ghc-lang-options"
  - cabal test
  - cabal install --enable-tests -j1 .
  - cat "dist/test/cabal-helper-"*
  - ls -l dist/test/