# This Travis job script has been generated by a script via
#
#   make_travis_yml_2.hs 'algebra.cabal'
#
# For more information, see https://github.com/hvr/multi-ghc-travis
#
language: c
sudo: false

git:
  submodules: false  # whether to recursively clone submodules

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

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

  - rm -fv $HOME/.cabal/packages/head.hackage

matrix:
  include:
    - compiler: "ghc-7.4.2"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-7.4.2], sources: [hvr-ghc]}}
    - compiler: "ghc-7.6.3"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-7.6.3], sources: [hvr-ghc]}}
    - compiler: "ghc-7.8.4"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-7.8.4], 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-8.0.1"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-8.0.1], 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-8.2.1"
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-8.2.1], 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-8.4.1"
      env: GHCHEAD=true
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-8.4.1], sources: [hvr-ghc]}}
    - compiler: "ghc-head"
      env: GHCHEAD=true
      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-head], sources: [hvr-ghc]}}

  allow_failures:
    - compiler: "ghc-8.4.1"
    - compiler: "ghc-head"

before_install:
  - HC=${CC}
  - HCPKG=${HC/ghc/ghc-pkg}
  - 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 '?')]"
  - BENCH=${BENCH---enable-benchmarks}
  - TEST=${TEST---enable-tests}
  - INSTALLED=${INSTALLED-true}
  - GHCHEAD=${GHCHEAD-false}
  - travis_retry cabal update
  - "sed -i.bak 's/^jobs:/-- jobs: 2/' ${HOME}/.cabal/config"
  - rm -fv cabal.project.local
  - "printf 'packages: \".\"\\n' > cabal.project"
  # Overlay Hackage Package Index for GHC HEAD: https://github.com/hvr/head.hackage
  - |
    if $GHCHEAD; then
      echo 'allow-newer: *:base, *:template-haskell' >> cabal.project
      echo 'repository head.hackage' >> cabal.project
      echo '   url: http://head.hackage.haskell.org/' >> cabal.project
      echo '   secure: True' >> cabal.project
      echo '   root-keys: 07c59cb65787dedfaef5bd5f987ceb5f7e5ebf88b904bbd4c5cbdeb2ff71b740' >> cabal.project
      echo '              2e8555dde16ebd8df076f1a8ef13b8f14c66bad8eafefd7d9e37d0ed711821fb' >> cabal.project
      echo '              8f79fd2389ab2967354407ec852cbe73f2e8635793ac446d09461ffb99527f6e' >> cabal.project
      echo '   key-threshold: 3' >> cabal.project
    fi
  - cat cabal.project
  - if $GHCHEAD; then cabal new-update head.hackage -v; fi
  - rm -f cabal.project.freeze
  - cabal new-build -w ${HC} ${TEST} ${BENCH} --project-file="cabal.project" --dep -j2 all
  - cabal new-build -w ${HC} --disable-tests --disable-benchmarks --project-file="cabal.project" --dep -j2 all
  - rm -rf "."/.ghc.environment.* "."/dist
  - DISTDIR=$(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
  - (cd "." && cabal sdist)
  - mv "."/dist/algebra-*.tar.gz ${DISTDIR}/
  - cd ${DISTDIR} || false
  - find . -maxdepth 1 -name '*.tar.gz' -exec tar -xvf '{}' \;
  - "printf 'packages: algebra-*/*.cabal\\n' > cabal.project"
  # Overlay Hackage Package Index for GHC HEAD: https://github.com/hvr/head.hackage
  - |
    if $GHCHEAD; then
      echo 'allow-newer: *:base, *:template-haskell' >> cabal.project
      echo 'repository head.hackage' >> cabal.project
      echo '   url: http://head.hackage.haskell.org/' >> cabal.project
      echo '   secure: True' >> cabal.project
      echo '   root-keys: 07c59cb65787dedfaef5bd5f987ceb5f7e5ebf88b904bbd4c5cbdeb2ff71b740' >> cabal.project
      echo '              2e8555dde16ebd8df076f1a8ef13b8f14c66bad8eafefd7d9e37d0ed711821fb' >> cabal.project
      echo '              8f79fd2389ab2967354407ec852cbe73f2e8635793ac446d09461ffb99527f6e' >> cabal.project
      echo '   key-threshold: 3' >> cabal.project
    fi
  - cat cabal.project
  # this builds all libraries and executables (without tests/benchmarks)
  - cabal new-build -w ${HC} --disable-tests --disable-benchmarks all

  # Build with installed constraints for packages in global-db
  - if $INSTALLED; then echo cabal new-build -w ${HC} --disable-tests --disable-benchmarks $(${HCPKG} list --global --simple-output --names-only | sed 's/\([a-zA-Z0-9-]\{1,\}\) */--constraint="\1 installed" /g') all | sh; else echo "Not building with installed constraints"; fi

  # build tests & benchmarks
  - cabal new-build -w ${HC} ${TEST} ${BENCH} all
  # cabal new-test FAILS if there is no test-suite at all;
  # so we first test if there is any test-suite by --dry-run,
  # and, if there is any, then we actually run it.
  - |
    if cabal new-test -w ${HC} all --dry-run; then
      cabal new-test -w ${HC} all;
    else
      echo "No test-suite found.";
    fi
  # The same applies for benchmarks, but we've ignored them before switching to new-build...
  - cabal new-bench -w ${HC} all || true

  - rm -rf ./dist-newstyle

notifications:
  irc:
    channels:
      - "irc.freenode.org#haskell-lens"
    skip_join: true
    template:
      - "\x0313algebra\x03/\x0306%{branch}\x03 \x0314%{commit}\x03 %{build_url} %{message}"

# REGENDATA ["algebra.cabal"]
# EOF