name: Code Coverage Report

on:
  # Verify
  push:
    branches:
      - master
      - trunk
    paths:
      - 'phpunit.xml.dist'
      - 'tests/phpunit/multisite.xml'
  # Once daily at 00:00 UTC.
  schedule:
    - cron: '0 0 * * *'
  # Allow manually triggering the workflow.
  workflow_dispatch:

env:
  PUPPETEER_SKIP_CHROMIUM_DOWNLOAD: ${{ true }}
  COMPOSER_INSTALL: ${{ false }}
  # Controls which NPM script to use for running PHPUnit tests. Options ar `php` and `php-composer`.
  PHPUNIT_SCRIPT: php
  LOCAL_PHP: '7.4-fpm'
  LOCAL_PHP_XDEBUG: true
  LOCAL_PHP_MEMCACHED: ${{ false }}

jobs:
  # Sets up WordPress for testing or development use.
  #
  # Performs the following steps:
  # - Set environment variables.
  # - Checks out the repository.
  # - Checks out the WordPress Importer plugin (needed for the Core PHPUnit tests).
  # - Logs debug information about the runner container.
  # - Installs NodeJS 14.
  # - Sets up caching for NPM.
  # _ Installs NPM dependencies using install-changed to hash the `package.json` file.
  # - Logs Docker debug information (about the Docker installation within the runner).
  # - Starts the WordPress Docker container.
  # - Logs debug general information.
  # - Logs the running Docker containers.
  # - Logs WordPress Docker container debug information.
  # - Logs debug information about what's installed within the WordPress Docker containers.
  # - Install WordPress within the Docker container.
  # - Run the PHPUnit tests as a single site.
  # - Upload the single site code coverage report to Codecov.io.
  # - Run the PHPUnit tests as a multisite.
  # - Upload the multisite code coverage report to Codecov.io.
  test-coverage-report:
    name: Generate a code coverage report
    runs-on: ubuntu-latest
    if: ${{ github.repository == 'WordPress/wordpress-develop' }}

    steps:
      - name: Configure environment variables
        run: |
          echo "PHP_FPM_UID=$(id -u)" >> $GITHUB_ENV
          echo "PHP_FPM_GID=$(id -g)" >> $GITHUB_ENV

      - name: Checkout repository
        uses: actions/checkout@5a4ac9002d0be2fb38bd78e4b4dbde5606d7042f # v2.3.4

      - name: Checkout the WordPress Importer plugin
        run: svn checkout -r 2387243 https://plugins.svn.wordpress.org/wordpress-importer/trunk/ tests/phpunit/data/plugins/wordpress-importer

      - name: Log debug information
        run: |
          echo "$GITHUB_REF"
          echo "$GITHUB_EVENT_NAME"
          npm --version
          node --version
          curl --version
          git --version
          svn --version
          php --version
          php -i
          locale -a

      - name: Install NodeJS
        uses: actions/setup-node@46071b5c7a2e0c34e49c3cb8a0e792e86e18d5ea # v2.1.5
        with:
          node-version: 14

      - name: Cache NodeJS modules
        uses: actions/cache@26968a09c0ea4f3e233fdddbafd1166051a095f6 # v2.1.4
        env:
          cache-name: cache-node-modules
        with:
          # npm cache files are stored in `~/.npm` on Linux/macOS
          path: ~/.npm
          key: ${{ runner.os }}-npm-${{ hashFiles('**/package-lock.json') }}

      - name: Install Dependencies
        run: npm ci

      - name: Docker debug information
        run: |
          docker -v
          docker-compose -v

      - name: Start Docker environment
        run: |
          npm run env:start

      - name: General debug information
        run: |
          npm --version
          node --version
          curl --version
          git --version
          svn --version

      - name: Log running Docker containers
        run: docker ps -a

      - name: WordPress Docker container debug information
        run: |
          docker-compose run --rm mysql mysql --version
          docker-compose run --rm php php --version
          docker-compose run --rm php php -m
          docker-compose run --rm php php -i
          docker-compose run --rm php locale -a

      - name: Install WordPress
        run: npm run env:install

      - name: Run tests as a single site
        run: npm run test:${{ env.PHPUNIT_SCRIPT }} -- --verbose -c phpunit.xml.dist --coverage-clover wp-code-coverage-single-clover-${{ github.sha }}.xml

      - name: Upload single site report to Codecov
        uses: codecov/codecov-action@e156083f13aff6830c92fc5faa23505779fbf649 # v1.2.1
        with:
          file: wp-code-coverage-single-clover-${{ github.sha }}.xml
          flags: single,php

      - name: Run tests as a multisite install
        run: npm run test:${{ env.PHPUNIT_SCRIPT }} -- --verbose -c tests/phpunit/multisite.xml --coverage-clover wp-code-coverage-multisite-clover-${{ github.sha }}.xml

      - name: Upload multisite report to Codecov
        uses: codecov/codecov-action@e156083f13aff6830c92fc5faa23505779fbf649 # v1.2.1
        with:
          file: wp-code-coverage-multisite-clover-${{ github.sha }}.xml
          flags: multisite,php