name: CI
on: [ push, pull_request ]
jobs:
  Build:

    strategy:
      matrix:
        os: [ ubuntu-latest ]
        node-version: [ 14 ]

    runs-on: ${{ matrix.os }}

    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - name: Use Node.js
      uses: actions/setup-node@v2
      with:
        node-version: ${{ matrix.node-version }}
    - name: Cache Node.js modules
      uses: actions/cache@v2
      with:
        # npm cache files are stored in `~/.npm` on Linux/macOS
        path: ~/.npm
        key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}
        restore-keys: |
          ${{ runner.OS }}-node-
          ${{ runner.OS }}-
    - name: Install dependencies
      run: npm ci
    - name: Build
      env:
        COVERAGE: 1
        TEST_BROWSERS: Firefox,ChromeHeadless
      run: xvfb-run npm run all
    - name: Upload coverage
      run: npx codecov