name: Tests
on: [push, pull_request]
env:
  CI: true

jobs:
  run:
    name: Node ${{ matrix.node }}
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        node: [6, 8, 10, 12]

    steps:
      - name: Clone repository
        uses: actions/checkout@v1

      - name: Set Node.js version
        uses: actions/setup-node@v1
        with:
          node-version: ${{ matrix.node }}

      - run: node --version
      - run: npm --version

      - name: Install npm dependencies
        run: npm install # switch to `npm ci` when Node.js 6 support is dropped

      - name: Run tests
        run: npm run test-cov

      - name: Coveralls
        uses: coverallsapp/github-action@master
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}