name: Main

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]
  workflow_dispatch:

permissions:
  contents: read

env:
  CC_TEST_REPORTER_ID: "ac477089fe20ab4fc7e0d304cab75f72d73d58a7596d366935d18fcc7d51f8f9"

  # `github.ref` points to the *merge commit* when running tests on a pull request, which will be a commit
  # that doesn't exists in our code base. Since this workflow triggers from a PR, we use the HEAD SHA instead.
  #
  # NOTE: These are both used by Code Climate (cc-test-reporter).
  GIT_COMMIT_SHA: ${{ github.event.pull_request.head.sha }}
  GIT_BRANCH: ${{ github.head_ref }}

jobs:
  matrix-test:
    runs-on: ubuntu-latest
    continue-on-error: ${{ matrix.allow-failure || false }}
    strategy:
      fail-fast: false
      matrix:
        ruby-version:
          - '3.1'
          - '3.2'
          - '3.3'
          - 'jruby-9.3.10' # oldest supported jruby
          - 'jruby'
        include: # HEAD-versions
          - ruby-version: 'head'
            allow-failure: true
          - ruby-version: 'jruby-head'
            allow-failure: true
          - ruby-version: 'truffleruby-head'
            allow-failure: true

    steps:
    - uses: actions/checkout@v4
    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        rubygems: latest
        ruby-version: ${{ matrix.ruby-version }}
        bundler-cache: ${{ !startsWith(matrix.ruby-version, 'jruby') }}
    - name: Bundler install (JRuby workaround)
      if: ${{ startsWith(matrix.ruby-version, 'jruby') }}
      run: |
        gem install psych
        bundle install
    - name: Run tests
      run: bundle exec rspec

  test:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        rubygems: latest
        ruby-version: 'ruby'
        bundler-cache: true
    - name: "Download cc-test-reporter from codeclimate.com"
      run: |
        curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
        chmod +x ./cc-test-reporter
    - name: "Report to Code Climate that we will send a coverage report."
      run: ./cc-test-reporter before-build
    - name: Run tests
      run: bundle exec rspec
      env:
        COVERAGE: 1
    - name: Upload code coverage to Code Climate
      run: |
        ./cc-test-reporter after-build \
          --coverage-input-type simplecov \
          ./coverage/.resultset.json

  rubocop:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        rubygems: default
        ruby-version: 'ruby'
        bundler-cache: false
    - run: bundle install
    - name: Run RuboCop
      run: bundle exec rubocop

  required-checks:
    runs-on: ubuntu-latest
    if: ${{ always() }}
    needs:
      - test
      - matrix-test
      - rubocop
    steps:
      - name: failure
        if: ${{ failure() || contains(needs.*.result, 'failure') }}
        run: exit 1
      - name: success
        run: exit 0