servo/.github/workflows/linux-wpt.yml

name: Linux WPT Tests
on:
  workflow_call:
    inputs:
      profile:
        required: true
        type: string
      wpt-args:
        default: ""
        required: false
        type: string
      wpt-sync-from-upstream:
        default: false
        required: false
        type: boolean
      number-of-wpt-chunks:
        default: 20
        required: false
        type: number
      binary-path:
        required: true
        default: ""
        type: string

env:
  RUST_BACKTRACE: 1
  SHELL: /bin/bash
  GST_PLUGIN_FEATURE_RANK: pulsesink:NONE,alsasink:NONE,jacksink:NONE,fakesink:MAX
  INTERMITTENT_TRACKER_DASHBOARD_SECRET: ${{ !inputs.wpt-sync-from-upstream && secrets.INTERMITTENT_TRACKER_DASHBOARD_SECRET || '' }}
  INTERMITTENT_TRACKER_DASHBOARD_SECRET_PROD: ${{ !inputs.wpt-sync-from-upstream && secrets.INTERMITTENT_TRACKER_DASHBOARD_SECRET_PROD || '' }}
  INTERMITTENT_TRACKER_DASHBOARD_SECRET_STAGING: ${{ !inputs.wpt-sync-from-upstream && secrets.INTERMITTENT_TRACKER_DASHBOARD_SECRET_STAGING || '' }}
  WPT_ALWAYS_SUCCEED_ARG: "${{ inputs.wpt-sync-from-upstream && '--always-succeed' || '' }}"

jobs:
  # Runs the underlying job (“workload”) on a self-hosted runner if available,
  # with the help of a `runner-select` job and a `runner-timeout` job.
  runner-select:
    runs-on: ubuntu-24.04
    outputs:
      unique-id: ${{ steps.select.outputs.unique-id }}
      selected-runner-label: ${{ steps.select.outputs.selected-runner-label }}
      selected-runner-count: ${{ steps.select.outputs.selected-runner-count }}
      selected-runner-indices: ${{ steps.select.outputs.selected-runner-indices }}
      runner-type-label: ${{ steps.select.outputs.runner-type-label }}
      is-self-hosted: ${{ steps.select.outputs.is-self-hosted }}
    steps:
      - name: Runner select
        id: select
        uses: servo/ci-runners/actions/runner-select@f0b81b95522256c64ee207b4236ec71fc23b99a1
        with:
          GITHUB_TOKEN: ${{ github.token }}
          # Before updating the GH action runner image for the nightly job, ensure
          # that the system has a glibc version that is compatible with the one
          # used by the wpt.fyi runners.
          github-hosted-runner-label: ubuntu-22.04
          github-hosted-runner-count: ${{ inputs.number-of-wpt-chunks }}
          self-hosted-image-name: servo-ubuntu2204-wpt
          self-hosted-runner-count: 3
          # You can disable self-hosted runners globally by creating a repository variable named
          # NO_SELF_HOSTED_RUNNERS with any non-empty value.
          # <https://github.com/servo/servo/settings/variables/actions>
          NO_SELF_HOSTED_RUNNERS: ${{ vars.NO_SELF_HOSTED_RUNNERS }}
          # Any other boolean conditions that disable self-hosted runners go here.
          force-github-hosted-runner: true
  linux-wpt:
    needs:
      - runner-select
    name: WPT [${{ needs.runner-select.outputs.unique-id }}]
    runs-on: ${{ needs.runner-select.outputs.selected-runner-label }}
    strategy:
      fail-fast: false
      matrix:
        chunk_id: ${{ fromJSON(needs.runner-select.outputs.selected-runner-indices) }}
    steps:
      - uses: actions/checkout@v5
        if: github.event_name != 'pull_request_target'
      # This is necessary to checkout the pull request if this run was triggered via a
      # `pull_request_target` event.
      - uses: actions/checkout@v5
        if: github.event_name == 'pull_request_target'
        with:
          ref: refs/pull/${{ github.event.number }}/head
      - uses: actions/download-artifact@v8
        with:
          name: ${{ inputs.profile }}-binary-linux
          path: ${{ inputs.profile }}-binary-linux
      - name: unPackage binary
        run: tar -xzf ${{ inputs.profile }}-binary-linux/servo-tech-demo.tar.gz
      - name: Setup Python
        if: ${{ runner.environment != 'self-hosted' }}
        uses: ./.github/actions/setup-python
      - name: Change Mirror Priorities
        if: ${{ runner.environment != 'self-hosted' }}
        uses: ./.github/actions/apt-mirrors
      - name: Bootstrap dependencies
        timeout-minutes: 30
        run: |
          sudo apt update
          ./mach bootstrap --yes --skip-lints --skip-nextest
          # FIXME #41043, #41044
          sudo apt install -qy --no-install-recommends mesa-vulkan-drivers fonts-noto-cjk fonts-dejavu-extra
          # FIXME #35029
          sudo apt purge -y fonts-droid-fallback
      - name: Sync from upstream WPT
        if: ${{ inputs.wpt-sync-from-upstream }}
        run: |
          ./mach update-wpt --sync --patch
      - name: Run tests
        run: |
          mkdir -p wpt-filtered-logs/linux
          mkdir -p wpt-full-logs/linux
          nproc=$(nproc)
          ./mach test-wpt \
            --bin ${{ inputs.binary-path }} \
            $WPT_ALWAYS_SUCCEED_ARG \
            --profile ${{ inputs.profile }} --processes $((nproc * ${{ runner.environment == 'self-hosted' && 2 || 1 }})) --timeout-multiplier 2 \
            --total-chunks ${{ needs.runner-select.outputs.selected-runner-count }} --this-chunk ${{ matrix.chunk_id }} \
            --log-raw wpt-full-logs/linux/raw/${{ matrix.chunk_id }}.log \
            --log-wptreport wpt-full-logs/linux/wptreport/${{ matrix.chunk_id }}.json \
            --log-raw-stable-unexpected wpt-filtered-logs/linux/${{ matrix.chunk_id }}.log \
            --filter-intermittents wpt-filtered-logs/linux/${{ matrix.chunk_id }}.json \
            ${{ inputs.wpt-args }}
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}
      - name: Archive results (filtered)
        uses: actions/upload-artifact@v7
        if: ${{ always() }}
        with:
          name: wpt-filtered-logs-linux-${{ matrix.chunk_id }}
          path: wpt-filtered-logs/*/
          if-no-files-found: error
      - name: Archive results (full)
        uses: actions/upload-artifact@v7
        if: ${{ always() }}
        with:
          name: wpt-full-logs-linux-${{ matrix.chunk_id }}
          path: wpt-full-logs/*/
          if-no-files-found: error

  report-test-results:
    name: Process WPT Results
    runs-on: ubuntu-latest
    if: ${{ always() }}
    needs: linux-wpt
    steps:
      - name: Merge logs (full)
        uses: actions/upload-artifact/merge@v7
        with:
          name: wpt-full-logs-linux
          pattern: wpt-full-logs-linux-*
          delete-merged: true
      # This job needs to be last. If no filtered results were uploaded, it will fail, but we want to merge other archives in that case.
      - name: Merge logs (filtered)
        uses: actions/upload-artifact/merge@v7
        with:
          name: wpt-filtered-logs-linux
          pattern: wpt-filtered-logs-linux-*
          delete-merged: true
      - uses: actions/checkout@v5
        if: ${{ !cancelled() && !inputs.wpt-sync-from-upstream && github.event_name != 'pull_request_target' }}
      # This is necessary to checkout the pull request if this run was triggered via a
      # `pull_request_target` event.
      - uses: actions/checkout@v5
        if: ${{ !cancelled() && !inputs.wpt-sync-from-upstream && github.event_name == 'pull_request_target' }}
        with:
          ref: refs/pull/${{ github.event.number }}/head
      - uses: actions/download-artifact@v8
        if: ${{ !cancelled() && !inputs.wpt-sync-from-upstream }}
        with:
          name: wpt-filtered-logs-linux
          path: results
      - name: Aggregate results
        if: ${{ !cancelled() && !inputs.wpt-sync-from-upstream }}
        run: |
          touch stable-unexpected-results.log
          cat results/linux/*.log > stable-unexpected-results.log || true
      - name: Upload aggregated results
        if: ${{ !cancelled() && !inputs.wpt-sync-from-upstream }}
        uses: actions/upload-artifact@v7
        with:
          name: stable-unexpected-results-linux
          path: stable-unexpected-results.log
          if-no-files-found: error
      - name: Report results
        if: ${{ !cancelled() && !inputs.wpt-sync-from-upstream }}
        run: |
          etc/ci/report_aggregated_expected_results.py \
            --tag="linux-wpt" \
            results/linux/*.json
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          RESULTS: ${{ toJson(needs.*.result) }}