.travis.yml

language: python

matrix:
  include:
    # Use the built in venv for linux builds
    - os: linux
      sudo: required
      python: "3.7.3"
      dist: xenial

    # Use generic language for osx; taken from https://pythonhosted.org/CodeChat/.travis.yml.html
#        - os: osx
#          language: generic
#          env: PYTHON=3.6.6

before_install: |
  if [ "$TRAVIS_OS_NAME" == "osx" ]; then
    brew update
    # Per the `pyenv homebrew recommendations <https://github.com/yyuu/pyenv/wiki#suggested-build-environment>`_.
    brew install openssl readline
    # See https://docs.travis-ci.com/user/osx-ci-environment/#A-note-on-upgrading-packages.
    # I didn't do this above because it works and I'm lazy.
    brew outdated pyenv || brew upgrade pyenv

    # virtualenv doesn't work without pyenv knowledge. venv in Python 3.3
    # doesn't provide Pip by default. So, use `pyenv-virtualenv <https://github.com/yyuu/pyenv-virtualenv/blob/master/README.md>`_.
    brew install pyenv-virtualenv
    pyenv install $PYTHON

    # I would expect something like ``pyenv init; pyenv local $PYTHON`` or
    # ``pyenv shell $PYTHON`` would work, but ``pyenv init`` doesn't seem to
    # modify the Bash environment. ??? So, I hand-set the variables instead.
    export PYENV_VERSION=$PYTHON
    export PATH="/Users/travis/.pyenv/shims:${PATH}"
    pyenv-virtualenv venv
    source venv/bin/activate

    # A manual check that the correct version of Python is running.
    python --version
  fi

  export BOTO_CONFIG=/dev/null

install:
  - python --version
  - python -m pip install -U pip
  - python -m easy_install -U setuptools
  # command to install dependencies; includes extra 'test' specific dependencies
  - pip install -e .[test]

script:
  # for codecov support
  - pip install -U pytest
  - pip install -U pytest-cov
  # to report installed packages
  - pip freeze
  # command to run tests
  - cd tests
  - pytest --cov-config ../.coveragerc --cov=../ ./

after_success:
  - bash <(curl -s https://codecov.io/bash)