test-python-install.yml

on:
  push:
  pull_request:
name: Check python installation
jobs:
  pythoninstall:
    name: Test Python install
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest]
        python-version: ['3.11']
        use-external-python: [true, false]
    env:
      python-test-package: python-dummy
    steps:
    - uses: actions/checkout@v6

    - name: Install Python if required
      if: ${{ matrix.use-external-python }}
      uses: actions/setup-python@v6
      with:
        python-version: ${{ matrix.python-version }}

    - name: Install a test dependency if external Python is used
      if: ${{ matrix.use-external-python }}
      run:
        pip install ${{ env.python-test-package }}

    - name: Test Action usage
      uses: ./
      with:
        python-root-list: "./tests/*.py ./tests/subtest/*.py"
        use-black: true
        use-isort: true
        use-mypy: true
        use-pycodestyle: true
        use-pydocstyle: true
        extra-pycodestyle-options: "--max-line-length=88"
        use-pylint: false
        use-flake8: false
        use-vulture: true
        python-version: ${{ matrix.python-version }}
        use-external-python: ${{ matrix.use-external-python }}

    - name: Check if test dependency exists after execution
      run: |
        pip freeze > all-deps.txt
        should_appear=$( if [[ "${{ matrix.use-external-python }}" == "true" ]]; then echo 0; else echo 1; fi )
        line_exists=$( grep -qF "${{ env.python-test-package }}" "all-deps.txt"; echo $? )
        echo "test package should be installed: ${{ matrix.use-external-python }}"
        echo "test package is present (0 = present): ${line_exists}"
        cat all-deps.txt
        test "${should_appear}" == "${line_exists}"