name: Unit Tests
on:
  pull_request:
concurrency:
  group: 'ci-${{ github.workflow }}-${{ github.ref }}'
  cancel-in-progress: true
defaults:
  run:
    shell: sh -ex {0}
jobs:
  unittests:
    strategy:
      matrix:
        python-version: [ "3.6", "3.7", "3.8", "3.9", "3.10", "3.11" ]
        toxenv: [ py3 ]
        experimental: [false]
        include:
          - python-version: "3.12-dev"
            toxenv: py3
            experimental: true
          - python-version: "3.6"
            toxenv: lowest-supported
            experimental: false
    name: unittest / ${{ matrix.toxenv }} / python ${{matrix.python-version}}
    runs-on: ubuntu-20.04
    continue-on-error: ${{ matrix.experimental }}
    steps:
      - name: "Checkout"
        uses: actions/checkout@v3
        with:
          # Fetch all tags for tools/read-version
          fetch-depth: 0
      - name: Install Python ${{matrix.python-version}}
        uses: actions/setup-python@v4
        with:
          python-version: ${{matrix.python-version}}
      - name: Install tox
        run: pip install tox
      - name: Run unittest
        env:
          PYTEST_ADDOPTS: -v
        run: tox -e ${{ matrix.toxenv }}