name: Backend Tests

on:
  push:
    branches: [main]
    paths:
      - "backend/**"
      - ".github/workflows/backend-tests.yml"
  pull_request:
    branches: [main]
    paths:
      - "backend/**"
      - ".github/workflows/backend-tests.yml"

jobs:
  pytest:
    name: pytest (Python ${{ matrix.python-version }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.12"]

    defaults:
      run:
        working-directory: backend

    steps:
      - uses: actions/checkout@v4

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}
          cache: pip
          cache-dependency-path: backend/requirements-dev.txt

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements-dev.txt

      - name: Run pytest with coverage
        run: |
          python -m pytest \
            --cov=app \
            --cov-report=term-missing \
            --cov-report=xml \
            -p no:warnings

      - name: Upload coverage artifact
        if: always()
        uses: actions/upload-artifact@v3
        with:
          name: backend-coverage-${{ matrix.python-version }}
          path: backend/coverage.xml
          if-no-files-found: ignore