.travis.yml

# This file has been generated -- see https://github.com/hvr/multi-ghc-travis
language: c
sudo: false

cache:
  directories:
    - $HOME/.cabsnap
    - $HOME/.cabal/packages

before_cache:
  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/build-reports.log
  # remove files that are regenerated by 'cabal update'
  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/00-index.*
  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/*.json
  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/01-index.cache
  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/01-index.tar
  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/01-index.tar.idx


matrix:
  include:
    - compiler: ": #GHC 7.6.3"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-7.6.3], sources: [hvr-ghc]}}
    - compiler: ": #GHC 7.8.3"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-7.8.3], sources: [hvr-ghc]}}
    - compiler: ": #GHC 7.10.3"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-7.10.3], sources: [hvr-ghc]}}
    - compiler: ": #GHC 8.0.2"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-8.0.2], sources: [hvr-ghc]}}
    - compiler: ": #GHC 8.2.2"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-8.2.2], sources: [hvr-ghc]}}
    - compiler: ": #GHC 8.4.3"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-8.4.3], sources: [hvr-ghc]}}
    - compiler: ": #GHC 8.6.1"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-8.6.1], sources: [hvr-ghc]}}

before_install:
  - export HC=ghc
  - unset CC
  - PATH=/opt/ghc/bin:/opt/ghc-ppa-tools/bin:$PATH

install:
  - cabal --version
  - echo "$(${HC} --version) [$(${HC} --print-project-git-commit-id 2> /dev/null || echo '?')]"
  # Update
  - travis_retry cabal update -v
  - sed -i.bak 's/^jobs:/-- jobs:/' ${HOME}/.cabal/config
  - "[ -f cabal.project.local  ] && exit 1 || :"
  - "[ -f cabal.project.freeze ] && exit 1 || :"
  # Build dependencies
  - cabal new-build -w ${HC} --enable-tests  --project-file="cabal.project" --dep -j2 all
  - cabal new-build -w ${HC} --disable-tests --project-file="cabal.project" --dep -j2 all
  - rm -rf "."/.ghc.environment.* "."/dist
  - DISTDIR=$(mktemp -d /tmp/dist-test.XXXX)

# Here starts the actual work to be performed for the package under test;
# any command which exits with a non-zero exit code causes the build to fail.
script:
  # test that source-distributions can be generated
  - for pkg in histogram-fill*; do (cd $pkg; cabal sdist); done
  - mv ./*/dist/histogram-fill-*.tar.gz ${DISTDIR}/
  - cd ${DISTDIR}
  - find . -maxdepth 1 -name '*.tar.gz' -exec tar -xvf '{}' \;
  - "echo 'packages: histogram-fill*/*.cabal' > cabal.project"
  # this builds all libraries and executables (without tests/benchmarks)
  - cabal new-build -w ${HC} --disable-tests --disable-benchmarks all
  # build & run tests.
  - cabal new-build -w ${HC} --enable-tests all;
  - cabal new-test  -w ${HC} --enable-tests all;