name: CI

on: [push, pull_request]

jobs:
  test:
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false

      matrix:
        ruby-version:
          - 2.1
          - 2.2
          - 2.3
          - 2.4
          - 2.5
          - 2.6
          - 2.7
          - "3.0"
          - 3.1

    steps:
    - uses: actions/checkout@v2
    - uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby-version }}
        bundler-cache: true
    - run: bundle exec rake test