name: tests

on:
  push:
    branches: [master]
  pull_request:

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        python: ["3.11", "3.12", "3.13"]

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python }}

      # PyQt6 ships Qt itself, but Qt still loads these from the system, even
      # for the offscreen platform the tests run on. QtNetwork wants the Kerberos
      # library, and the widgets want fontconfig, whether or not anything is
      # ever drawn.
      - name: Install the Qt runtime libraries
        run: |
          sudo apt-get update
          sudo apt-get install --no-install-recommends -y \
            libegl1 libgl1 libxkbcommon0 libdbus-1-3 libglib2.0-0 \
            libfontconfig1 libfreetype6 libgssapi-krb5-2

      - name: Install PyQt6
        run: python -m pip install --quiet PyQt6

      # Nothing else is needed: the code is standard library and PyQt6, and the
      # tests reach neither the network nor a sound device.
      - name: Run the tests
        run: python -m unittest discover --verbose