language: python

sudo: false

cache: pip

matrix:
  include:
    - python: 2.7
      env: TOXENV=py27
    - python: 3.4
      env: TOXENV=py34
    - python: 3.5
      env: TOXENV=py35
    - python: 3.6
      env: TOXENV=py36
    - python: 3.7-dev
      env: TOXENV=py37
    - python: pypy
      env: TOXENV=pypy

# build libyaml
before_script:
- >-
  cd /tmp
  && git clone https://github.com/yaml/libyaml.git -b 0.2.2-pre1 libyaml
  && cd libyaml
  && ./bootstrap
  && ./configure
  && make
  && make test-all
  && sudo make install
  && sudo ldconfig
  && cd "$TRAVIS_BUILD_DIR"

install: pip install cython tox

script: tox