name: Check functionality

on:
    push:
        branches: [ base ]
        paths:
            - 'lib/**'
            - 'spec/**'
            - '.github/workflows/**'
    pull_request:
        branches: [ base ]
        paths:
            - 'lib/**'
            - 'spec/**'
            - '.github/workflows/**'

concurrency:
    group: ${{ github.head_ref }}-test
    cancel-in-progress: true

jobs:
    test:
        runs-on: ubuntu-latest
        strategy:
            fail-fast: false
            matrix:
                ruby_version: [ "3.1", "2.7" ]
                appraisal:
                    - jekyll-35
                    - jekyll-36
                    - jekyll-37
                    - jekyll-38
                    - jekyll-39
                    - jekyll-40
                    - jekyll-41
                    - jekyll-42
                    - jekyll-43
                exclude:
                    # exclude incompatible dependency combos
                    -   ruby_version: "3.1"
                        appraisal: jekyll-35
                    -   ruby_version: "3.1"
                        appraisal: jekyll-36
                    -   ruby_version: "3.1"
                        appraisal: jekyll-37
                    -   ruby_version: "3.1"
                        appraisal: jekyll-38
        steps:
            -   uses: actions/checkout@v3
            -   name: Set up Ruby ${{ matrix.ruby_version }}
                uses: ruby/setup-ruby@d3c9825d67b0d8720afdfdde5af56c79fdb38d16
                with:
                    ruby-version: ${{ matrix.ruby_version }}
            -   if: matrix.ruby_version == '2.7'
                name: Update RubyGems version
                # This is the version that NEITHER appraisal or jekyll-sass-converter
                # blows up from incompatible dependencies
                run: gem update --system 3.3.22
            -   name: Install base dependencies
                run: bundle install
            -   name: Install dependencies for appraisal
                # This creates appraisal-specific Gemfiles
                run: bundle exec appraisal install
            -   name: Run tests
                run: bundle exec appraisal ${{ matrix.appraisal }} rake spec