GitHub Actions Email Testing

# .github/workflows/email-tests.yml
name: Email Tests

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

env:
  # Use run ID for unique test isolation
  TEST_MAILBOX: ci-${{ github.run_id }}

jobs:
  email-tests:
    runs-on: ubuntu-latest

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

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Install Playwright browsers
        run: npx playwright install --with-deps chromium

      - name: Start application
        run: npm run dev &
        env:
          DATABASE_URL: ${{ secrets.TEST_DATABASE_URL }}

      - name: Wait for app to be ready
        run: npx wait-on http://localhost:3000 --timeout 60000

      - name: Run email tests
        run: npm run test:email
        env:
          PLOP_API_KEY: ${{ secrets.PLOP_API_KEY }}
          BASE_URL: http://localhost:3000

      - name: Upload test results
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: email-test-results
          path: |
            test-results/
            playwright-report/

      - name: Upload screenshots on failure
        if: failure()
        uses: actions/upload-artifact@v4
        with:
          name: failure-screenshots
          path: test-results/**/*.png

  # Optional: Test against staging
  staging-email-tests:
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    needs: email-tests

    steps:
      - uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Install Playwright
        run: npx playwright install --with-deps chromium

      - name: Run staging email tests
        run: npm run test:email
        env:
          PLOP_API_KEY: ${{ secrets.PLOP_API_KEY }}
          BASE_URL: https://staging.yourapp.com
          TEST_MAILBOX: staging-${{ github.run_id }}

# Example package.json scripts:
# "test:email": "playwright test tests/email/",
# "test:email:headed": "playwright test tests/email/ --headed"