# 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 ESVER=1.3.2
 - GHCVER=7.8.2 ESVER=1.0.3
 - GHCVER=7.8.2 ESVER=1.1.2
 - GHCVER=7.8.2 ESVER=1.2.3
 - GHCVER=7.8.2 ESVER=1.3.2

# services:
#   - elasticsearch

# Note: the distinction between `before_install` and `install` is not
#       important.
before_install:
 - sudo add-apt-repository -y ppa:hvr/ghc
 - sudo apt-get update
 - sudo apt-get install cabal-install-1.18 ghc-$GHCVER
 - sudo apt-get install happy-1.19.3
 - export PATH=/opt/ghc/$GHCVER/bin:/opt/happy/1.19.3/bin:$PATH
 - wget https://download.elasticsearch.org/elasticsearch/elasticsearch/elasticsearch-$ESVER.deb
 - sudo dpkg -i elasticsearch-$ESVER.deb
 - sudo service elasticsearch start

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

# 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

 # 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

# EOF