name: CI
on:
  push:
    branches: master

env:
  RACK_ENV: test

jobs:
  tests:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        # Due to https://github.com/actions/runner/issues/849, we have to use quotes for '3.0'
        ruby: [2.4, 2.5, 2.6, 2.7, '3.0']

    name: Tests
    steps:
      - name: Check out repository code
        uses: actions/checkout@v2

      - name: Setup ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: ${{ matrix.ruby }}
          bundler-cache: true

      - name: Run spec
        run: |
          bundle exec rspec