test-ruby.yml

name: Ruby gem scaffolding
on:
  push:
    paths:
      - 'ruby/**' # Only run action when ruby-related things are touched

jobs:
  test:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]
        ruby: [2.1, 2.3, 2.4, 2.5, 2.6, 2.7, '3.0', 3.1, head]
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby }}
        bundler-cache: true # runs 'bundle install' and caches installed gems automatically
        working-directory: ruby/
    - run: cd ruby && bundle exec rake
  # Workaround for broken issue
  # ```
  # ERROR:  While executing gem ... (RuntimeError)
  # Marshal.load reentered at marshal_load
  # ```
  # suggested in https://github.com/ruby/setup-ruby/issues/496 (use ubuntu 20.04 instead of a later version)
  test-legacy-workaround:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-20.04]
        ruby: [2.2]
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby }}
        bundler-cache: true # runs 'bundle install' and caches installed gems automatically
        working-directory: ruby/
    - run: cd ruby && bundle exec rake