tests.yml

name: Tests

on:
  push: null
  pull_request: null

jobs:
  tests:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [ '3.8', '3.9', '3.10' ]
    steps:
      - uses: actions/checkout@v2

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v2
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install tox==3.28.0 tox-gh-actions

      - name: Run tox
        run: |
          python -m tox -- --junit-xml pytest.xml

      - name: Upload result_images from graphics tests
        if: failure()
        uses: actions/upload-artifact@v2
        with:
          name: Result images
          path: result_images

      - name: Upload test results
        if: always()
        uses: actions/upload-artifact@v2
        with:
          name: Test results (Python ${{ matrix.python-version }})
          path: pytest.xml

  linting:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Set up Python 3.8
        uses: actions/setup-python@v2
        with:
          python-version: 3.8

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install tox==3.28.0 tox-gh-actions

      - name: Run tox flake8
        run: |
          python -m tox -e flake8

  publish-test-results:
    name: "Publish test results"
    needs: tests
    runs-on: ubuntu-latest
    # the build-and-test job might be skipped, we don't need to run this job then
    if: (success() || failure()) && github.event_name == 'pull_request'
    steps:
      - name: Download Artifacts
        uses: actions/download-artifact@v2
        with:
          path: artifacts

      - name: Publish Unit Test Results
        uses: EnricoMi/publish-unit-test-result-action@v1
        with:
          files: artifacts/**/pytest.xml

  coverage:
    runs-on: ubuntu-latest
    if: github.event_name == 'pull_request'
    steps:
      - uses: actions/checkout@v2

      - name: Set up Python 3.8
        uses: actions/setup-python@v2
        with:
          python-version: 3.8

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install tox==3.28.0 tox-gh-actions

      - name: Run tox coverage env
        run: |
          python -m tox -e coverage > pytest-coverage.txt

      - name: Comment coverage
        uses: coroo/pytest-coverage-commentator@v1.0.2
        with:
          pytest-coverage: pytest-coverage.txt
        # We want to execute this step even if the previous one had failed.
        if: always()