name: tests

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

jobs:
  build:

    runs-on: ubuntu-latest

    strategy:
      matrix:
        php: [ '7.1', '7.2', '7.3', '7.4' ]

    steps:
    - uses: actions/checkout@v2

    - uses: nanasess/setup-php@master
      with:
        php-version: ${{ matrix.php }}

    - name: Validate composer.json and composer.lock
      run: composer validate

    - name: Cache Composer packages
      id: composer-cache
      uses: actions/cache@v2
      with:
        path: vendor
        key: ${{ runner.os }}-php-${{ matrix.php }}-${{ hashFiles('**/composer.lock') }}
        restore-keys: |
          ${{ runner.os }}-php-${{ matrix.php }}

    - name: Install dependencies
      if: steps.composer-cache.outputs.cache-hit != 'true'
      run: composer install --prefer-dist --no-progress --no-suggest

    - name: Run test suite
      run: composer test