name: PHP Composer

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

jobs:
  build:
    strategy:
      matrix:
        # The library supports PHP 7.1+, but PHPUnit 9.6 needs 7.3 or later
        php-versions: ["7.3", "7.4", "8.0", "8.1", "8.2", "8.3", "8.4"]
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Setup PHP, with composer and extensions
        uses: shivammathur/setup-php@v2 #https://github.com/shivammathur/setup-php
        with:
          php-version: ${{ matrix.php-versions }}
          # sockets lets the resolver read IPv6 entries from the hosts file
          extensions: mbstring, dom, curl, sockets
          coverage: pcov

      # Not --strict: the open-ended mf2/mf2 constraint is only a warning
      - name: Validate composer.json
        run: composer validate

      - name: Cache Composer packages
        id: composer-cache
        uses: actions/cache@v4
        with:
          path: vendor
          key: ${{ runner.os }}-php-${{ matrix.php-versions }}-${{ hashFiles('composer.json') }}
          restore-keys: |
            ${{ runner.os }}-php-${{ matrix.php-versions }}-

      # There's no committed composer.lock, so resolve for each PHP version
      - name: Install dependencies
        run: composer update --prefer-dist --no-progress

      - name: Run test suite
        run: composer run-script test