name: "Tests"
on:
  push:
    paths-ignore:
      - '**.md'
  pull_request:
    paths-ignore:
      - '**.md'
jobs:
  tests:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: true
      matrix:
        php: [5.4, 5.5, 5.6, 7.0, 7.1, 7.2, 7.3, 7.4]
        stability: [prefer-stable]

    name: PHP ${{ matrix.php }}

    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Cache dependencies
        uses: actions/cache@v1
        with:
          path: ~/.composer/cache/files
          key: dependencies-php-${{ matrix.php }}-composer-${{ hashFiles('composer.json') }}

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}
          coverage: none

      - name: Update composer
        run: composer self-update

      - name: Install dependencies
        run: composer update --${{ matrix.stability }} --prefer-dist --no-interaction --no-progress

      - name: Execute tests
        run: vendor/bin/phpunit --verbose