name: Testing

on:
  pull_request:
  push:
    branches:
      - main
      - master

# Cancels all previous workflow runs for the same branch that have not yet completed.
concurrency:
  # The concurrency group contains the workflow name and the branch name.
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:

  unit: #-----------------------------------------------------------------------
    name: Unit test /  PHP ${{ matrix.php }}
    strategy:
      fail-fast: false
      matrix:
        php: ['5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1']
    runs-on: ubuntu-20.04

    steps:
      - name: Check out source code
        uses: actions/checkout@v2

      - name: Check existence of composer.json file
        id: check_files
        uses: andstor/file-existence-action@v1
        with:
          files: "composer.json, phpunit.xml.dist"

      - name: Set up PHP environment
        if: steps.check_files.outputs.files_exists == 'true'
        uses: shivammathur/setup-php@v2
        with:
          php-version: '${{ matrix.php }}'
          coverage: none
          tools: composer,cs2pr
        env:
          COMPOSER_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Install Composer dependencies & cache dependencies
        if: steps.check_files.outputs.files_exists == 'true'
        uses: "ramsey/composer-install@v2"
        env:
          COMPOSER_ROOT_VERSION: dev-${{ github.event.repository.default_branch }}

      - name: Setup problem matcher to provide annotations for PHPUnit
        if: steps.check_files.outputs.files_exists == 'true'
        run: echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"

      - name: Run PHPUnit
        if: steps.check_files.outputs.files_exists == 'true'
        run: composer phpunit

  functional: #----------------------------------------------------------------------
    name: Functional - WP ${{ matrix.wp }} on PHP ${{ matrix.php }} with MySQL ${{ matrix.mysql }}
    strategy:
      fail-fast: false
      matrix:
        php: ['5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1']
        wp: ['latest']
        mysql: ['8.0']
        include:
          - php: '5.6'
            wp: 'trunk'
            mysql: '8.0'
          - php: '5.6'
            wp: 'trunk'
            mysql: '5.7'
          - php: '5.6'
            wp: 'trunk'
            mysql: '5.6'
          - php: '7.4'
            wp: 'trunk'
            mysql: '8.0'
          - php: '8.0'
            wp: 'trunk'
            mysql: '8.0'
          - php: '8.0'
            wp: 'trunk'
            mysql: '5.7'
          - php: '8.0'
            wp: 'trunk'
            mysql: '5.6'
          - php: '8.1'
            wp: 'trunk'
            mysql: '8.0'
          - php: '5.6'
            wp: '3.7'
            mysql: '5.6'
    runs-on: ubuntu-20.04

    services:
      mysql:
        image: mysql:${{ matrix.mysql }}
        ports:
          - 3306
        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3 -e MYSQL_ROOT_PASSWORD=root -e MYSQL_DATABASE=wp_cli_test --entrypoint sh mysql:${{ matrix.mysql }} -c "exec docker-entrypoint.sh mysqld --default-authentication-plugin=mysql_native_password"

    steps:
      - name: Check out source code
        uses: actions/checkout@v2

      - name: Check existence of composer.json & behat.yml files
        id: check_files
        uses: andstor/file-existence-action@v1
        with:
          files: "composer.json, behat.yml"

      - name: Install Ghostscript
        if: steps.check_files.outputs.files_exists == 'true'
        run: |
          sudo apt-get update
          sudo apt-get install ghostscript -y

      - name: Set up PHP environment
        if: steps.check_files.outputs.files_exists == 'true'
        uses: shivammathur/setup-php@v2
        with:
          php-version: '${{ matrix.php }}'
          extensions: gd, imagick, mysql, zip
          coverage: none
          tools: composer
        env:
          COMPOSER_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Change ImageMagick policy to allow pdf->png conversion.
        if: steps.check_files.outputs.files_exists == 'true'
        run: |
          sudo sed -i 's/^.*policy.*coder.*none.*PDF.*//' /etc/ImageMagick-6/policy.xml

      - name: Install Composer dependencies & cache dependencies
        if: steps.check_files.outputs.files_exists == 'true'
        uses: "ramsey/composer-install@v2"
        env:
          COMPOSER_ROOT_VERSION: dev-${{ github.event.repository.default_branch }}

      - name: Start MySQL server
        if: steps.check_files.outputs.files_exists == 'true'
        run: sudo systemctl start mysql

      - name: Configure DB environment
        if: steps.check_files.outputs.files_exists == 'true'
        run: |
          echo "MYSQL_HOST=127.0.0.1" >> $GITHUB_ENV
          echo "MYSQL_TCP_PORT=${{ job.services.mysql.ports['3306'] }}" >> $GITHUB_ENV
          echo "WP_CLI_TEST_DBROOTUSER=root" >> $GITHUB_ENV
          echo "WP_CLI_TEST_DBROOTPASS=root" >> $GITHUB_ENV
          echo "WP_CLI_TEST_DBNAME=wp_cli_test" >> $GITHUB_ENV
          echo "WP_CLI_TEST_DBUSER=wp_cli_test" >> $GITHUB_ENV
          echo "WP_CLI_TEST_DBPASS=password1" >> $GITHUB_ENV
          echo "WP_CLI_TEST_DBHOST=127.0.0.1:${{ job.services.mysql.ports['3306'] }}" >> $GITHUB_ENV

      - name: Prepare test database
        if: steps.check_files.outputs.files_exists == 'true'
        run: composer prepare-tests

      - name: Check Behat environment
        if: steps.check_files.outputs.files_exists == 'true'
        run: WP_CLI_TEST_DEBUG_BEHAT_ENV=1 composer behat

      - name: Run Behat
        if: steps.check_files.outputs.files_exists == 'true'
        env:
          WP_VERSION: '${{ matrix.wp }}'
        run: composer behat || composer behat-rerun