name: End-to-end Tests

on:
  # The end to end test suite was introduced in WordPress 5.3.
  push:
    branches:
      - master
      - trunk
      - '5.[3-9]'
      - '[6-9].[0-9]'
    tags:
      - '5.[3-9]*'
      - '[6-9].[0-9]*'
  pull_request:
    branches:
      - master
      - trunk
      - '5.[3-9]'
      - '[6-9].[0-9]'
  workflow_dispatch:

# 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: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref || github.sha }}
  cancel-in-progress: true

env:
  LOCAL_DIR: build

jobs:
  # Runs the end-to-end test suite.
  #
  # Performs the following steps:
  # - Set environment variables.
  # - Checks out the repository.
  # - Logs debug information about the runner container.
  # - Installs NodeJS 14.
  # _ Installs NPM dependencies using install-changed to hash the `package.json` file.
  # - Builds WordPress to run from the `build` directory.
  # - Starts the WordPress Docker container.
  # - Logs general debug information.
  # - Logs the running Docker containers.
  # - Logs Docker debug information (about both the Docker installation within the runner and the WordPress container).
  # - Install WordPress within the Docker container.
  # - Run the E2E tests.
  # - Ensures version-controlled files are not modified or deleted.
  e2e-tests:
    name: E2E Tests
    runs-on: ubuntu-latest
    if: ${{ github.repository == 'WordPress/wordpress-develop' || github.event_name == 'pull_request' }}

    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: Log debug information
        run: |
          npm --version
          node --version
          curl --version
          git --version
          svn --version
          php --version
          php -i
          locale -a

      - name: Install NodeJS
        uses: actions/setup-node@38d90ce44d5275ad62cc48384b3d8a58c500bb5f # v2.2.2
        with:
          node-version: 14
          cache: npm

      - name: Install Dependencies
        run: npm ci

      - name: Build WordPress
        run: npm run build

      - 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: Docker debug information
        run: |
          docker -v
          docker-compose -v
          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 E2E tests
        run: npm run test:e2e

      - name: Ensure version-controlled files are not modified or deleted
        run: git diff --exit-code

  slack-notifications:
    name: Slack Notifications
    uses: WordPress/wordpress-develop/.github/workflows/slack-notifications.yml@master
    needs: [ e2e-tests ]
    if: ${{ always() }}
    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 }}