name: build

on: [push, pull_request]

jobs:
  test:
    name: Build, lint, and test on Node.js ${{ matrix.node }}

    runs-on: ubuntu-latest
    strategy:
      matrix:
        node: [14, 16]

    steps:
      - uses: actions/checkout@v2

      - name: Setup Node.js ${{ matrix.node }}
        uses: actions/setup-node@v2
        with:
          node-version: ${{ matrix.node }}
          cache: npm

      - name: Install npm@v7
        run: npm install -g npm@7

      - name: Install dependencies
        run: npm ci

      # Running this after `npm ci` because `npm ci` removes `node_modules`: 
      - name: Download Turborepo cache
        uses: actions/cache@v2
        with:
          path: node_modules/.cache/turbo
          key: ${{ runner.os }}-node-${{ matrix.node }}-turbo-${{ hashFiles('node_modules/.cache/turbo') }}
          restore-keys: |
            ${{ runner.os }}-node-${{ matrix.node }}-turbo-

      - name: Build packages
        run: npm run build

      # TODO setup linting
      # - name: Lint
      #   run: npm run lint

      - name: Run tests
        run: npm run test -- --ci --coverage --maxWorkers=2
        env:
          NODE_OPTIONS: "--max-old-space-size=4096" # Increase heap size for jest
      # TODO setup codecov or coveralls
      # - name: Upload coverage to Codecov
      #   uses: codecov/codecov-action@v1