.travis.yml

language: go

os:
  - linux
  - osx

env:
  - CLANG=3.9

matrix:
  include:
    - env: CLANG=3.8
      os: linux
    - env: CLANG=3.7
      os: linux
    - env: CLANG=3.6
      os: linux
    - env: CLANG=3.4
      os: linux

before_install:
  - |
      if [ "$TRAVIS_OS_NAME" = "linux" ]; then
        wget -O - http://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
        sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
        sudo apt-add-repository "deb http://apt.llvm.org/precise/ llvm-toolchain-precise-$CLANG main"
        sudo apt-get update
        sudo apt-cache search clang
        sudo apt-get install -f -y --force-yes clang-$CLANG lldb-$CLANG
      fi

  - |
      if [ "$TRAVIS_OS_NAME" = "osx" ]; then
        rvm get head
      fi

  # gocovmerge is used to merge all the separate unit/integration test coverage
  # profiles.
  - go get -u github.com/wadey/gocovmerge

script:
  - . ./.travis.gofmt.sh

  # Run the unit/integration tests first
  - |
      set -e
      echo "" > coverage.txt

      # The code below was copied from:
      # https://github.com/golang/go/issues/6909#issuecomment-232878416
      #
      # As in @rodrigocorsi2 comment above (using full path to grep due to
      # 'grep -n' alias).
      export PKGS=$(go list ./... | grep -v c2go/build | /usr/bin/grep -v /vendor/)

      # Make comma-separated.
      export PKGS_DELIM=$(echo "$PKGS" | paste -sd "," -)

      # Run tests and append all output to out.txt. It's important we have "-v"
      # so that all the test names are printed.
      rm -f /tmp/out.txt
      go list -f '{{if or (len .TestGoFiles) (len .XTestGoFiles)}}go test -v -tags=integration -race -coverprofile {{.Name}}_{{len .Imports}}_{{len .Deps}}.coverprofile -coverpkg $PKGS_DELIM {{.ImportPath}}{{end}} >> /tmp/out.txt' $PKGS | xargs -I {} bash -c {}
      if [ $? -ne 0 ]; then
        # Print out the failures (removing a lot of the noise).
        cat /tmp/out.txt | grep -v -- "--- PASS" | grep -v -- "=== RUN"
        exit 1
      fi

      # Merge coverage profiles.
      gocovmerge `ls *.coverprofile` > coverage.txt
      rm *.coverprofile

      # Print stats
      echo "Unit tests: " $(grep "=== RUN" /tmp/out.txt | wc -l)

  # These steps are from the README to verify it can be installed and run as
  # documented.
  - cd /tmp
  - export C2GO=$GOPATH/src/github.com/elliotchance/c2go
  - c2go transpile $C2GO/tests/prime.c
  - echo "47" | go run prime.go
  - if [ $(c2go -v | wc -l) -ne 1 ]; then exit 1; fi
  - if [ $(cat prime.go | wc -l) -eq 0 ]; then exit 1; fi
  - if [ $(c2go ast $C2GO/tests/prime.c | wc -l) -eq 0 ]; then exit 1; fi

  # Revert the cwd for any cleanup commands.
  - cd -

after_success:
  - include_cov=coverage.txt bash <(curl -s https://codecov.io/bash)