pytest.yml

name: pytest

on:
  push:
    branches: [master, main]
  pull_request:
    branches: [master, main]
  workflow_dispatch:

jobs:
  test:
    name: pytest (${{ matrix.python-version }}, ${{ matrix.os }})
    runs-on: ${{ matrix.os }}

    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]
        python-version: ["3.12"]

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}
          cache: pip

      - name: Install Tk + Xvfb (Ubuntu only)
        if: runner.os == 'Linux'
        run: |
          sudo apt-get update
          sudo apt-get install -y python3-tk xvfb

      - name: Install pytest
        run: |
          python -m pip install --upgrade pip
          python -m pip install pytest

      - name: Install project
        run: python -m pip install -e .

      - name: Run tests
        shell: bash
        run: |
          # Tk tests need a display. On Ubuntu, wrap pytest under xvfb-run so
          # the Tk subsystem can create (hidden) windows; on Windows, DISPLAY
          # is irrelevant so we just invoke pytest directly.
          if [ "$RUNNER_OS" = "Linux" ]; then
            xvfb-run -a python -m pytest -v --tb=short --junit-xml=junit.xml
          else
            python -m pytest -v --tb=short --junit-xml=junit.xml
          fi

      - name: Upload JUnit test report
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: pytest-results-${{ matrix.os }}-py${{ matrix.python-version }}
          path: junit.xml
          if-no-files-found: ignore