code-standards.yaml

name: code standards
on:
  pull_request:
  merge_group:

jobs:
  should-test:
    name: check if we should run tests
    runs-on: ubuntu-latest
    outputs:
      "no": ${{ steps.skip-tests.outputs.no }}
      "yes": ${{ steps.skip-tests.outputs.yes }}
    steps:
      - name: checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: list files that have changed from main
        id: diff
        run: echo "diff=$(git diff --name-only origin/main)" | tr "\n" "\t" >> $GITHUB_OUTPUT

      - name: determine whether to skip tests
        id: skip-tests
        uses: actions/github-script@v7
        with:
          script: |
            // The paths that are exempt from testing. If all of the changed
            // files are in these paths, we can skip tests completely.
            const exemptPaths = [
              "docs/",
              "scripts/",
              ".bp-config/",
            ];

            // Get the list of changed files from the previous step and turn it
            // into something we can work with.
            const changedFiles = ${{ toJSON(steps.diff.outputs.diff) }}
              .split("\t")
              .filter(value => value.length > 0);

            // Determine whether to skip tests. We will skip tests if it is true
            // for EVERY FILE that they are in ANY of the exempted paths.
            const skipTests = changedFiles.every(file => exemptPaths.some(path => file.startsWith(path)));

            // Set the output so other jobs can use it. If we are skipping
            // tests, add an annotation so we know, and list out the files that
            // were changed. This may be helpful for debugging if things go
            // sideways later on.
            core.setOutput('no', skipTests);
            core.setOutput('yes', !skipTests);
            if(skipTests) {
              core.notice(`Skipping tests. Modified files are:\n* ${changedFiles.join("\n* ")}`);
            }

  php-lint:
    name: PHP lint
    runs-on: ubuntu-latest
    needs: [should-test]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4
      - name: lint PHP
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/php-lint

  js-lint:
    name: JS lint
    runs-on: ubuntu-latest
    needs: [should-test]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4
      - name: lint Javascript
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/javascript-lint

  js-component-tests:
    name: JS Component Tests
    runs-on: ubuntu-latest
    needs: [should-test]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4
      - name: run Javascript component tests
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/javascript-component-tests

  style-lint:
    name: SCSS lint
    runs-on: ubuntu-latest
    needs: [should-test]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4
      - name: lint styles
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/style-lint

  build-drupal-image:
    name: build Drupal image
    runs-on: ubuntu-latest
    needs: [should-test]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4

      - name: build drupal
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/build-drupal-image

  populate-database:
    name: populate database
    runs-on: ubuntu-latest
    needs: [build-drupal-image, should-test]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4
      - name: populate database
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/populate-database

  php-tests:
    name: PHP tests
    runs-on: ubuntu-latest
    needs: [populate-database, should-test]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4

      - name: setup site
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/setup-site

      - name: run unit tests
        if: needs.should-test.outputs.yes == 'true'
        run: |
          curl http://localhost:8081/play/e2e
          make backend-test

      - name: store coverage output
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/upload-artifact@v4
        with:
          name: coverage-report
          path: .coverage/clover.xml
          retention-days: 1

  min-code-coverage:
    name: "90% code coverage"
    runs-on: ubuntu-latest
    needs: [php-tests, should-test]

    steps:
      - name: get coverage output
        id: download
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/download-artifact@v4
        with:
          name: coverage-report

      - name: 90% code coverage
        if: needs.should-test.outputs.yes == 'true'
        id: test-coverage
        uses: johanvanhelden/gha-clover-test-coverage-check@v1
        with:
          percentage: 90
          filename: clover.xml
          metric: statements

  accessibility-tests:
    name: accessibility tests
    runs-on: ubuntu-latest
    needs: [populate-database, should-test]

    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4
      - name: setup site
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/setup-site
      - name: run automated accessibility tests
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/accessibility-tests

  new-end-to-end-tests:
    name: playwright end to end tests
    runs-on: ubuntu-latest
    needs: [populate-database, should-test]
    strategy:
      fail-fast: false
      matrix:
        shardIndex: [1, 2, 3, 4]
        shardTotal: [4]
    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4
      - name: setup site
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/setup-site
      - name: run browser tests (Playwright)
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/browser-tests-playwright

  merge-reports:
    # Merge reports after playwright-tests, even if some shards have failed
    if: ${{ !cancelled() }} && needs.should-test.outputs.yes == 'true'
    needs: [new-end-to-end-tests]

    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: 18
      - name: Install dependencies
        run: npm ci

      - name: Download blob reports from GitHub Actions Artifacts
        uses: actions/download-artifact@v4
        with:
          path: all-blob-reports
          pattern: blob-report-*
          merge-multiple: true

      - name: Merge into HTML Report
        run: npx playwright merge-reports --reporter html ./all-blob-reports

      - name: Upload HTML report
        uses: actions/upload-artifact@v4
        with:
          name: html-report--attempt-${{ github.run_attempt }}
          path: playwright-report
          retention-days: 14

  end-to-end-tests:
    name: end-to-end tests
    runs-on: ubuntu-latest
    needs: [populate-database, should-test]

    steps:
      - name: checkout
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/checkout@v4

      - name: setup site
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/setup-site

      - name: Cypress run
        if: needs.should-test.outputs.yes == 'true'
        uses: cypress-io/github-action@v6
        with:
          project: tests/e2e
          cache-key: cypress-e2e-${{ hashFiles('package-lock.json') }}

      - name: save screenshots
        if: needs.should-test.outputs.yes == 'true'
        uses: actions/upload-artifact@v4
        with:
          name: screenshots
          path: tests/e2e/cypress/screenshots/screenshots.cy.js/

  page-load-time-tests:
    name: page load time tests
    runs-on: ubuntu-latest
    needs: [populate-database, should-test]
    if: needs.should-test.outputs.yes == 'true'

    steps:
      - name: checkout
        uses: actions/checkout@v4

      - name: setup site
        if: needs.should-test.outputs.yes == 'true'
        uses: ./.github/actions/setup-site

      - name: Cypress run
        uses: cypress-io/github-action@v6
        with:
          project: tests/load-times
          cache-key: cypress-a11y-${{ hashFiles('package-lock.json') }}