name: CI

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  build:

    runs-on: ubuntu-20.04
    strategy:
      matrix:
        python-version:
        - '3.6'
        - '3.7'
        - '3.8'
        - '3.9'
        - '3.10.0-alpha - 3.10.0'
        - 'pypy-3.7'

    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install python dependencies
      run: |
        set -xe
        sudo apt-get install -y --no-install-recommends libxslt-dev libxml2-dev libxml2-utils zstd
        python -VV
        python -m site
        python -m pip install --upgrade pip
        python -m pip install tox tox-gh-actions
    - name: Test ./setup.py install --root=/tmp/install-root
      run: |
        printf "[build_ext]\nportage_ext_modules=true" >> setup.cfg
        ./setup.py install --root=/tmp/install-root
    - name: Run tox targets for ${{ matrix.python-version }}
      run: |
        tox -vv