push-github-action.yml

name: push-github-action
on: [push, pull_request]
jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: ["3.8", "3.9", "3.10", "3.11"]
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v3
        with:
          python-version: ${{ matrix.python-version }}

      - name: Display Python version
        run: python -c "import sys; print(sys.version)"

      - name: Display pip version
        run: python -m pip --version

      - name: Get pip version
        id: pip-version
        run: echo "PIP_VERSION=$(python -m pip --version | cut -f 2 -d ' ')" >> $GITHUB_OUTPUT

      - name: Install Poetry
        run: pipx install "poetry>=1.4.0,<1.5.0"

      - name: Display Poetry version
        run: poetry --version

      - name: Get Poetry version
        id: poetry-version
        run: echo "POETRY_VERSION=$(poetry --version | cut -f 3- -d ' ')" >> $GITHUB_OUTPUT

      # NOTE: Necessary to cache pip files because the cached pypoetry 
      #       virtualenv does depend on them.
      - name: Cache pip files
        id: cache-pip
        uses: actions/cache@v3
        with:
          path: ~/.cache/pip
          key:      pip--os-${{ runner.os }}-python-${{ matrix.python-version }}-pip-${{ steps.pip-version.outputs.PIP_VERSION }}-poetry-${{ steps.poetry-version.outputs.POETRY_VERSION }}-lock-${{ hashFiles('poetry.lock') }}

      - name: Cache installed dependencies
        id: cache-pypoetry
        uses: actions/cache@v3
        with:
          path: ~/.cache/pypoetry/virtualenvs
          key: pypoetry--os-${{ runner.os }}-python-${{ matrix.python-version }}-pip-${{ steps.pip-version.outputs.PIP_VERSION }}-poetry-${{ steps.poetry-version.outputs.POETRY_VERSION }}-lock-${{ hashFiles('poetry.lock') }}

      - name: Install dependencies with Poetry
        if: ${{ (steps.cache-pip.outputs.cache-hit != 'true') || (steps.cache-pypoetry.outputs.cache-hit != 'true') }}
        run: poetry install

      - name: Lint
        run: poetry run make lint

      - name: Run tests
        # Run tox using the version of Python in `PATH`
        run: poetry run tox -e py