script:
- cabal configure --enable-tests
- cabal test -j2
matrix:
  include:
  - env: GHCVER=7.8.4 CABALVER=1.18
    addons:
      apt:
        sources:
        - hvr-ghc
        packages:
        - cabal-install-1.18
        - ghc-7.8.4
  - env: GHCVER=7.10.1 CABALVER=1.22
    addons:
      apt:
        sources:
        - hvr-ghc
        packages:
        - cabal-install-1.22
        - ghc-7.10.1
  - env: GHCVER=7.10.2 CABALVER=1.22
    addons:
      apt:
        sources:
        - hvr-ghc
        packages:
        - cabal-install-1.22
        - ghc-7.10.2
  - env: GHCVER=head CABALVER=1.23
    addons:
      apt:
        sources:
        - hvr-ghc
        packages:
        - cabal-install-1.23
        - ghc-head
install:
- cabal update
- cabal install -j2 --only-dependencies --enable-tests
cache:
  apt: true
before_install:
- export PATH=/opt/ghc/$GHCVER/bin:/opt/cabal/$CABALVER/bin:$PATH
- echo "$(ghc --version) [$(ghc --print-project-git-commit-id 2> /dev/null || echo
  '?')]"
- cabal --version
language: c
sudo: false