.travis.yml

language: python

cache:
  directories:
    - $HOME/.cache/pip
    - $HOME/.cache/pre-commit

matrix:
  allow_failures:
    - python: 3.6
    - env: GO="stable"
  include:
    - python: 2.7
      env: GO=1.10.x
    - python: 2.7
      env: GO=stable  # Currently 1.11
    - python: 3.6
      env: GO=1.10.x
      script:  # To detect Python 3 syntax errors in grumpy-tools
        - pip install --upgrade flake8
        - flake8 --count --select=E901,E999,F821,F822,F823 --show-source --statistics grumpy-tools-src
    - os: osx
      language: go
      go: 1.10.x
      env: OSX_PYTHON=2.7
      install: brew install python@2

install:
  - |
    export GOPATH=~/gopath
    export PATH="$GOPATH/bin:$PATH"
    export TRAVIS_BUILD_DIR="$GOPATH/src/github.com/$TRAVIS_REPO_SLUG"
    mkdir -p "$TRAVIS_BUILD_DIR"
    rsync -az . "$TRAVIS_BUILD_DIR"
    cd "$TRAVIS_BUILD_DIR"
    # Use the current gimme because Travis gimme does not support syntax "1.10.x" and "stable"
    eval "$(curl -sL https://raw.githubusercontent.com/travis-ci/gimme/master/gimme | GIMME_GO_VERSION=${GO} bash)"

before_script:
  - go version && python --version && python -m pip --version
  # https://github.com/travis-ci/travis-ci/issues/8920#issuecomment-352661024
  - python -c "import fcntl; fcntl.fcntl(1, fcntl.F_SETFL, 0)"
  - pip install --upgrade pip
  - pip install pytest pytest-cov coverage

script:
  # Install the thing
  - cd grumpy-tools-src
  - pip install .
  - which grumpy
  - cd ../grumpy-runtime-src
  - pip install .
  # Test the thing
  # Run gofmt and lint serially to avoid confusing output. Run tests in parallel
  # for speed.
  - cd ../grumpy-tools-src
  - pytest
  - cd ../grumpy-runtime-src
  - make gofmt lint && make -j2 test

# OSX swallows error logs: https://github.com/travis-ci/travis-ci/issues/6018
after_error:
  - echo "== End of test log ==""