eslint-plugin-a11y/.github/workflows/ci.yml at main · nolrm/eslint-plugin-a11y · GitHub

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name: CI

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

jobs:
  test:
    name: Test and Lint
    runs-on: ubuntu-latest

    strategy:
      matrix:
        node-version: [18.x, 20.x]

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

      - name: Setup Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node-version }}
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Run pre-check
        run: npm run pre-check

      # Coverage is optional - skip for now due to jsdom bundling issues in some tests
      # - name: Run test coverage
      #   run: npm run test:coverage

  smoke-test:
    name: Smoke Test (${{ matrix.fixture }})
    runs-on: ubuntu-latest
    needs: test

    strategy:
      matrix:
        include:
          - fixture: eslint8-legacy
            node-version: 20.x
          - fixture: eslint9-flat
            node-version: 20.x

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

      - name: Setup Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node-version }}
          cache: 'npm'

      - name: Install and build plugin
        run: npm ci && npm run build

      - name: Pack plugin tarball
        run: npm pack

      - name: Install fixture dependencies + plugin tarball
        working-directory: tests/e2e/fixtures/${{ matrix.fixture }}
        run: |
          TARBALL=$(ls $GITHUB_WORKSPACE/eslint-plugin-a11y-*.tgz)
          npm install
          npm install "$TARBALL"

      - name: Run ESLint and verify violations detected
        working-directory: tests/e2e/fixtures/${{ matrix.fixture }}
        run: |
          # ESLint exits non-zero when it finds violations - we expect violations
          # Include TypeScript/TSX/JS/JSX files explicitly so fixtures are linted
          set +e
          npx eslint src/ --ext .ts,.tsx,.js,.jsx --format json --no-error-on-unmatched-pattern > eslint-output.json 2>&1
          EXIT_CODE=$?
          set -e

          echo "ESLint exit code: $EXIT_CODE"
          cat eslint-output.json

          # Exit code 1 = lint violations found (expected), 2 = config/fatal error (bad)
          if [ "$EXIT_CODE" -eq 2 ]; then
            echo "FATAL: ESLint crashed or had a config error"
            exit 1
          fi

          # Verify we found the expected violations (image-alt, button-label, form-label)
          if ! grep -q "image-alt" eslint-output.json; then
            echo "FAIL: Expected image-alt violation not found"
            exit 1
          fi

          if ! grep -q "button-label" eslint-output.json; then
            echo "FAIL: Expected button-label violation not found"
            exit 1
          fi

          if ! grep -q "form-label" eslint-output.json; then
            echo "FAIL: Expected form-label violation not found"
            exit 1
          fi

          echo "All expected violations detected - smoke test passed"