ci.yml

name: Unit Tests

on: [push, pull_request]
jobs:
  build:
    name: "Ruby: ${{ matrix.ruby }} OS: ${{ matrix.os }}"
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-latest]
        ruby: ["2.4", "2.5", "2.6", "2.7"]
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Select Ruby Version
        uses: eregon/use-ruby-action@master
        with:
          ruby-version: ${{ matrix.ruby }}
          base: update
      - name: Update RubyGems & Bundler
        run: gem update --system --no-document --conservative
      - name: Install Dependencies
        run: bundle install --jobs=3 --retry=3
      - name: Run Test
        run: |
          ruby -v
          bundle exec rake
        env:
          CI: true