install-testing.yml

# Confirms that installing WordPress using WP-CLI works successfully.
#
# This workflow is not meant to test wordpress-develop checkouts, but rather tagged versions officially available on WordPress.org.
name: Installation Tests

on:
  push:
    branches:
      - trunk
    # Always test the workflow after it's updated.
    paths:
      - '.github/workflows/install-testing.yml'
      - '.version-support-*.json'
  pull_request:
    # Always test the workflow when changes are suggested.
    paths:
      - '.github/workflows/install-testing.yml'
      - '.version-support-*.json'
  schedule:
    - cron: '0 0 * * 1'
  workflow_dispatch:
    inputs:
      wp-version:
        description: 'The version to test installing. Accepts major and minor versions, "latest", or "nightly". Major releases must not end with ".0".'
        type: string
        default: 'nightly'

# Cancels all previous workflow runs for pull requests that have not completed.
concurrency:
  # The concurrency group contains the workflow name and the branch name for pull requests
  # or the commit hash for any other events.
  group: ${{ github.workflow }}-${{ inputs.wp-version || github.event_name == 'pull_request' && github.head_ref || github.sha }}
  cancel-in-progress: true

# Disable permissions for all available scopes by default.
# Any needed permissions should be configured at the job level.
permissions: {}

jobs:
  # Determines the appropriate values for PHP and database versions based on the WordPress version being tested.
  #
  # Performs the following steps:
  # - Checks out the repository.
  # - Fetches the versions of PHP to test.
  # - Fetches the versions of MySQL to test.
  build-matrix:
    name: Determine PHP Versions to test
    runs-on: ubuntu-latest
    timeout-minutes: 5
    outputs:
      major-wp-version: ${{ steps.major-wp-version.outputs.version }}
      php-versions: ${{ steps.php-versions.outputs.versions }}
      mysql-versions: ${{ steps.mysql-versions.outputs.versions }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
        with:
          show-progress: ${{ runner.debug == '1' && 'true' || 'false' }}

      - name: Determine the major WordPress version
        id: major-wp-version
        run: |
          if [ "${{ inputs.wp-version }}" ] && [ "${{ inputs.wp-version }}" != "nightly" ] && [ "${{ inputs.wp-version }}" != "latest" ]; then
            echo "version=$(echo "${{ inputs.wp-version }}" | tr '.' '-' | cut -d '-' -f1-2)" >> $GITHUB_OUTPUT
          elif [ "${{ inputs.wp-version }}" ]; then
            echo "version=$(echo "${{ inputs.wp-version }}")" >> $GITHUB_OUTPUT
          else
            echo "version=nightly" >> $GITHUB_OUTPUT
          fi

      # Look up the major version's specific PHP support policy when a version is provided.
      # Otherwise, use the current PHP support policy.
      - name: Get supported PHP versions
        id: php-versions
        run: |
          if [ "${{ steps.major-wp-version.outputs.version }}" != "latest" ] && [ "${{ steps.major-wp-version.outputs.version }}" != "nightly" ]; then
            echo "versions=$(jq -r '.["${{ steps.major-wp-version.outputs.version }}"] | @json' .version-support-php.json)" >> $GITHUB_OUTPUT
          else
            echo "versions=$(jq -r '.[ (keys[-1]) ] | @json' .version-support-php.json)" >> $GITHUB_OUTPUT
          fi

      # Look up the major version's specific MySQL support policy when a version is provided.
      # Otherwise, use the current MySQL support policy.
      - name: Get supported MySQL versions
        id: mysql-versions
        run: |
          if [ "${{ steps.major-wp-version.outputs.version }}" != "latest" ] && [ "${{ steps.major-wp-version.outputs.version }}" != "nightly" ]; then
            echo "versions=$(jq -r '.["${{ steps.major-wp-version.outputs.version }}"] | @json' .version-support-mysql.json)" >> $GITHUB_OUTPUT
          else
            echo "versions=$(jq -r '.[ (keys[-1]) ] | @json' .version-support-mysql.json)" >> $GITHUB_OUTPUT
          fi

  # Test the WordPress installation process through WP-CLI.
  #
  # Performs the following steps:
  # - Sets up PHP.
  # - Starts the database server.
  # - Downloads the specified version of WordPress.
  # - Creates a `wp-config.php` file.
  # - Installs WordPress.
  install-tests-mysql:
    name: WP ${{ inputs.wp-version || 'nightly' }} / PHP ${{ matrix.php }} / ${{ 'mariadb' == matrix.db-type && 'MariaDB' || 'MySQL' }} ${{ matrix.db-version }}${{ matrix.multisite && ' multisite' || '' }}
    permissions:
      contents: read
    runs-on: ${{ matrix.os }}
    timeout-minutes: 10
    needs: [ build-matrix ]
    strategy:
      fail-fast: false
      matrix:
        os: [ ubuntu-latest ]
        php: ${{ fromJSON( needs.build-matrix.outputs.php-versions ) }}
        db-type: [ 'mysql' ]
        db-version: ${{ fromJSON( needs.build-matrix.outputs.mysql-versions ) }}
        multisite: [ false, true ]
        memcached: [ false ]

        # Exclude some PHP and MySQL versions that cannot currently be tested with Docker containers.
        exclude:
          - php: '5.2'
          - php: '5.3'
          - db-version: '5.0'
          - db-version: '5.1'
          - db-version: '5.5'

    services:
      database:
        image: ${{ matrix.db-type }}:${{ matrix.db-version }}
        ports:
          - 3306
        options: >-
          --health-cmd="mysqladmin ping"
          --health-interval=30s
          --health-timeout=10s
          --health-retries=5
          -e MYSQL_ROOT_PASSWORD=root
          -e MYSQL_DATABASE=test_db
          --entrypoint sh ${{ matrix.db-type }}:${{ matrix.db-version }}
          -c "exec docker-entrypoint.sh mysqld${{ matrix.db-version != '5.5' && ' --default-authentication-plugin=mysql_native_password"' || '' }}

    steps:
      - name: Set up PHP ${{ matrix.php }}
        uses: shivammathur/setup-php@c541c155eee45413f5b09a52248675b1a2575231 # v2.31.1
        with:
          php-version: '${{ matrix.php }}'
          coverage: none
          tools: wp-cli${{ contains( fromJSON('["5.4", "5.5"]'), matrix.php ) && ':2.4.0' || '' }}

      - name: Start the database server
        run: |
          sudo systemctl start ${{ matrix.db-type }}

      - name: Download WordPress
        run: wp core download ${{ inputs.wp-version && format( '--version={0}', inputs.wp-version ) || '--version=nightly' }}

      - name: Create wp-config.php file
        run: wp config create --dbname=test_db --dbuser=root --dbpass=root --dbhost=127.0.0.1:${{ job.services.database.ports['3306'] }}

      - name: Install WordPress
        run: wp core ${{ matrix.multisite && 'multisite-' || '' }}install --url=http://localhost/ --title="Upgrade Test" --admin_user=admin --admin_password=password --admin_email=me@example.org --skip-email

  slack-notifications:
    name: Slack Notifications
    uses: WordPress/wordpress-develop/.github/workflows/slack-notifications.yml@trunk
    permissions:
      actions: read
      contents: read
    needs: [ install-tests-mysql ]
    if: ${{ github.repository == 'WordPress/wordpress-develop' && github.event_name != 'pull_request' && always() }}
    with:
      calling_status: ${{ contains( needs.*.result, 'cancelled' ) && 'cancelled' || contains( needs.*.result, 'failure' ) && 'failure' || 'success' }}
    secrets:
      SLACK_GHA_SUCCESS_WEBHOOK: ${{ secrets.SLACK_GHA_SUCCESS_WEBHOOK }}
      SLACK_GHA_CANCELLED_WEBHOOK: ${{ secrets.SLACK_GHA_CANCELLED_WEBHOOK }}
      SLACK_GHA_FIXED_WEBHOOK: ${{ secrets.SLACK_GHA_FIXED_WEBHOOK }}
      SLACK_GHA_FAILURE_WEBHOOK: ${{ secrets.SLACK_GHA_FAILURE_WEBHOOK }}

  failed-workflow:
    name: Failed workflow tasks
    runs-on: ubuntu-latest
    permissions:
      actions: write
    needs: [ slack-notifications ]
    if: |
      always() &&
      github.repository == 'WordPress/wordpress-develop' &&
      github.event_name != 'pull_request' &&
      github.run_attempt < 2 &&
      (
        contains( needs.*.result, 'cancelled' ) ||
        contains( needs.*.result, 'failure' )
      )

    steps:
      - name: Dispatch workflow run
        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
        with:
          retries: 2
          retry-exempt-status-codes: 418
          script: |
            github.rest.actions.createWorkflowDispatch({
              owner: context.repo.owner,
              repo: context.repo.repo,
              workflow_id: 'failed-workflow.yml',
              ref: 'trunk',
              inputs: {
                run_id: '${{ github.run_id }}'
              }
            });