accessibility_test.yml

name: Accessibility test

on: pull_request

jobs:
  run-accessibility-test:
    strategy:
      matrix:
        # Run against the current branch (represented by '', which will use the default ref when using the checkout action) and the base branch
        branch: [ '', '${{ github.base_ref }}' ]

    # Uses if/else expression evaluation workaround from https://github.com/actions/runner/issues/409#issuecomment-752775072
    # 'matrix.branch == github.base_ref' is the condition, 'base' is the true value and 'current' is the false value
    name: Accessibility test (${{ matrix.branch == github.base_ref && 'base' || 'current' }} branch)

    runs-on: ubuntu-22.04
    services:
      postgres:
        image: postgres:16.1
        env:
          POSTGRES_USER: postgres
          POSTGRES_DB: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_HOST_AUTH_METHOD: trust
        ports:
          # Maps tcp port 5432 on service container to the host
          - 5432:5432
      elasticsearch:
        image: docker.elastic.co/elasticsearch/elasticsearch:7.10.1
        env:
          xpack.security.enabled: false
          transport.host: localhost
          network.host: 127.0.0.1
          http.port: 9200
          discovery.type: single-node

    steps:
      - name: Checkout branch
        uses: actions/checkout@v4
        with:
          ref: ${{ matrix.branch }}

      - name: Install browser
        uses: browser-actions/setup-chrome@v1

      - name: Set up JDK
        uses: actions/setup-java@v4
        with:
          java-version: '21.0.4+7'
          distribution: 'temurin'

      - name: Install npm
        uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'

      - name: Cache dependencies
        id: cache-dependencies
        uses: actions/cache@v4
        env:
          cache-version: version1
        with:
          path: ./node_modules
          key: dep-cache-${{ env.cache-version }}-${{ hashFiles('**/package-lock.json') }}

      - if: ${{ steps.cache-dependencies.outputs.cache-hit != 'true' }}
        name: Install dependencies if cache miss
        run: npm ci

      - name: Build
        run: NODE_OPTIONS="--max-old-space-size=1610" npm run build.prod

      # Run the services
      - name: Install postgresql client
        run: sudo apt install -y postgresql-client || true

      - name: Prepare webservice
        run: DB_DUMP="db_dump.sql" npm run webservice

      - name: Install nginx
        run: sudo apt install -y nginx || true

      - name: Prepare nginx config
        run: sed "s%REPLACEME%`pwd`%" .circleci/nginx.conf.tmpl > .circleci/nginx.conf

      - name: Run nginx
        run: sudo nginx -c `pwd`/.circleci/nginx.conf &

      - name: Run webservice
        run: java -jar dockstore-webservice.jar server test/web.yml 1>/dev/null &

      - name: Wait for services
        run: bash scripts/wait-for.sh

      - name: Run accessibility test
        run: |
          if [[ "${{ matrix.branch }}" == "$GITHUB_BASE_REF" ]]; then
            echo "Running accessibility test for base branch"
            npm run accessibility-test -- -RB
          else
            echo "Running accessibility test for current branch"
            npm run accessibility-test -- -R
          fi

      - name: Save accessibility results
        uses: actions/upload-artifact@v4
        with:
          name: accessibility-results-${{ matrix.branch == github.base_ref && 'base' || 'current' }}
          path: accessibility-results/

  compare_accessibility_results:
    needs: run-accessibility-test
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v4

      - name: Install npm
        uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'

      - name: Download accessibility results
        uses: actions/download-artifact@v4
        with:
          # Download to this directory because this is the directory that the accessibility script looks at for the results
          path: accessibility-results
          pattern: accessibility-results-*
          merge-multiple: true

      - name: Compare accessibility results
        run: npm run accessibility-test -- -A