.travis.yml

# NB: don't set `language: haskell` here

# See also https://github.com/hvr/multi-ghc-travis for more information

# The following lines enable several GHC versions and/or HP versions
# to be tested; often it's enough to test only against the last
# release of a major GHC version. Setting HPVER implictly sets
# GHCVER. Omit lines with versions you don't need/want testing for.
env:
 - GHCVER=7.6.3
 - GHCVER=7.8.1
 - GHCVER=7.8.2
 - GHCVER=head
 - HPVER=2013.2.0.0
 - HPVER=2012.4.0.0

# Note: the distinction between `before_install` and `install` is not
#       important.
before_install:
 - case "$HPVER" in
    "") ;;

    "2013.2.0.0")
      export GHCVER=7.6.3 ;
      echo "constraints:async==2.0.1.4,attoparsec==0.10.4.0,case-insensitive==1.0.0.1,cgi==3001.1.7.5,fgl==5.4.2.4,GLUT==2.4.0.0,GLURaw==1.3.0.0,haskell-src==1.0.1.5,hashable==1.1.2.5,html==1.0.1.2,HTTP==4000.2.8,HUnit==1.2.5.2,mtl==2.1.2,network==2.4.1.2,OpenGL==2.8.0.0,OpenGLRaw==1.3.0.0,parallel==3.2.0.3,parsec==3.1.3,QuickCheck==2.6,random==1.0.1.1,regex-base==0.93.2,regex-compat==0.95.1,regex-posix==0.95.2,split==0.2.2,stm==2.4.2,syb==0.4.0,text==0.11.3.1,transformers==0.3.0.0,unordered-containers==0.2.3.0,vector==0.10.0.1,xhtml==3000.2.1,zlib==0.5.4.1" > cabal.config ;;

    "2012.4.0.0")
      export GHCVER=7.6.2 ;
      echo "constraints:async==2.0.1.3,cgi==3001.1.7.4,fgl==5.4.2.4,GLUT==2.1.2.1,haskell-src==1.0.1.5,html==1.0.1.2,HTTP==4000.2.5,HUnit==1.2.5.1,mtl==2.1.2,network==2.3.1.0,OpenGL==2.2.3.1,parallel==3.2.0.3,parsec==3.1.3,QuickCheck==2.5.1.1,random==1.0.1.1,regex-base==0.93.2,regex-compat==0.95.1,regex-posix==0.95.2,split==0.2.1.1,stm==2.4,syb==0.3.7,text==0.11.2.3,transformers==0.3.0.0,vector==0.10.0.1,xhtml==3000.2.1,zlib==0.5.4.0" > cabal.config ;;

    *)
      export GHCVER=unknown ;
      echo "unknown/invalid Haskell Platform requested" ;
      exit 1 ;;

   esac

 - sudo add-apt-repository -y ppa:hvr/ghc
 - sudo apt-get update
 - sudo apt-get install cabal-install-1.18 ghc-$GHCVER
 - export PATH=/opt/ghc/$GHCVER/bin:$PATH

install:
 - cabal-1.18 update
 - cabal-1.18 install --only-dependencies --enable-tests --enable-benchmarks

# 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:
 # -v2 provides useful information for debugging
 - cabal-1.18 configure --enable-tests --enable-benchmarks -v2 --ghc-options=-Werror

 # this builds all libraries and executables
 # (including tests/benchmarks)
 - cabal-1.18 build

 - cabal-1.18 test
 - cabal-1.18 check

 # tests that a source-distribution can be generated
 - cabal-1.18 sdist

 # check that the generated source-distribution can be built & installed
 - export SRC_TGZ=$(cabal-1.18 info . | awk '{print $2 ".tar.gz";exit}') ;
   cd dist/;
   if [ -f "$SRC_TGZ" ]; then
      cabal-1.18 install "$SRC_TGZ";
   else
      echo "expected '$SRC_TGZ' not found";
      exit 1;
   fi

matrix:
  allow_failures:
   - env: GHCVER=head