name: Test

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

env:
  CI: "true"

jobs:
  test:
    runs-on: ubuntu-22.04

    services:
      redis:
        image: redis
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          # Maps port 6379 on service container to the host
          - 6379:6379

    strategy:
      matrix:
        gemfile: ['rails_5.2', 'rails_6.0', 'rails_6.1', 'rails_7.0']

        ruby: ['2.4', '2.5', '2.6', '2.7', '3.0', '3.1']

        exclude:
          # Rails 5.2 requires Ruby < 3.0
          # https://github.com/rails/rails/issues/40938
          - ruby: '3.0'
            gemfile: 'rails_5.2'
          - ruby: '3.1'
            gemfile: 'rails_5.2'
          # Rails >= 6 requires Ruby >= 2.5
          - ruby: '2.4'
            gemfile: 'rails_6.0'
          - ruby: '2.4'
            gemfile: 'rails_6.1'
          # Rails >= 7 requires Ruby >= 2.7
          - ruby: '2.4'
            gemfile: 'rails_7.0'
          - ruby: '2.5'
            gemfile: 'rails_7.0'
          - ruby: '2.6'
            gemfile: 'rails_7.0'

    env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
      BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.gemfile

    steps:
    - uses: actions/checkout@v2

    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby }}
        bundler-cache: true # runs 'bundle install' and caches installed gems automatically

    - name: Run tests
      run: bundle exec rake