unictest.yaml

name: unictest (e2e)
run-name: unictest
on:
  # Allows you to run this workflow manually from the Actions tab on GitHub.
  workflow_dispatch:
  workflow_call:

permissions:
  contents: read

jobs:
  list-shards:
    runs-on: ubuntu-latest
    timeout-minutes: 5
    outputs:
      shards: ${{ steps.list.outputs.shards }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
      - name: List shards
        id: list
        working-directory: rebrgen
        # One shard per (runner, option set) so multi-option runners (ebm2rust,
        # ebm2go, ebm2ts) fan out instead of running every option set serially.
        run: echo "shards=$(python script/list_unictest_shards.py)" >>
          "$GITHUB_OUTPUT"

  unictest-shard:
    needs: list-shards
    runs-on: ubuntu-latest
    timeout-minutes: 15
    strategy:
      fail-fast: false
      matrix:
        shard: ${{ fromJSON(needs.list-shards.outputs.shards) }}
    steps:
      # Runtime CI/CD security sensor (eBPF EDR). Must be the first step so it
      # observes all subsequent dependency installs / test execution.
      # Pinned to a commit SHA; pre-release, so bump deliberately.
      - name: CI/CD runtime sensor
        uses: cicd-sensor/cicd-sensor-action@6511eb44c91d71b2b93d71193b1bf2cb18352f66 # v0.0.38
      - name: Timeline
        uses: Kesin11/actions-timeline@57fc93f20c6da7fbc14063c6d24a2a5627c799ad # v3.2
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Checkout repository
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
      - name: Set up Ninja
        uses: seanmiddleditch/gha-setup-ninja@7e868db0f3406270dd46e1dac26c65f621456723 # master
      - name: Set up Clang
        uses: egor-tensin/setup-clang@23bc15cd4207e45f1566447deb48f4ff3ef932cb # v2.3
        with:
          version: latest
          platform: x64
      - name: Install libc++-dev and libc++abi-dev
        run: sudo apt-get install libc++-dev libc++abi-dev -y
      - name: Resolve runner dir
        id: runner
        shell: bash
        run: |
          for sub in ebmcg ebmip; do
            d="rebrgen/src/$sub/${{ matrix.shard.runner }}"
            if [ -d "$d" ]; then
              echo "path=$d" >> "$GITHUB_OUTPUT"
              exit 0
            fi
          done
          echo "runner dir not found for ${{ matrix.shard.runner }}" >&2; exit 1
      - name: Install mise
        if: hashFiles(format('{0}/mise.toml', steps.runner.outputs.path)) != ''
        uses: jdx/mise-action@3c2e0cf82a5b2e5249f0d3635a4d83d0ae861518 # v4.2.5
        with:
          working_directory: ${{ steps.runner.outputs.path }}
          install: false
      - name: Download rebrgen tool
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          name: rebrgen-native-tool
          path: rebrgen/tool
      - name: Download brgen tool
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          name: brgen-linux-llvm
          path: .
      - name: Install runner deps
        working-directory: rebrgen
        run: python script/setup_runner_deps.py ${{ matrix.shard.runner }}
      - name: Test
        # Matrix values are passed via env (not interpolated into the script) to
        # avoid shell-injection and to handle an empty option set cleanly.
        env:
          RUNNER: ${{ matrix.shard.runner }}
          OPTION_SET: ${{ matrix.shard.option_set }}
        run: |
          export LD_LIBRARY_PATH=$(pwd)/tool:$(pwd)/rebrgen/tool:$LD_LIBRARY_PATH
          cp ./tool/libs2j.so ./rebrgen/tool/libs2j.so
          chmod -R +x tool/
          cd rebrgen
          chmod -R +x tool/
          cp build_config.template.json build_config.json
          opt_args=()
          if [ -n "$OPTION_SET" ]; then
            opt_args=(--target-option-set "$OPTION_SET")
          fi
          python script/unictest.py --print-stdout --target-runner "$RUNNER" "${opt_args[@]}" --parallel-limit 0 --output-json test_results.json || true
      - name: Upload shard result
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v8.0.0
        with:
          # option_set is part of the name so a runner's per-option-set shards
          # produce distinct artifacts; the merge job globs all of them. Empty
          # option set (single-shard runners) falls back to "all".
          name: unictest-shard-${{ matrix.shard.runner }}-${{ matrix.shard.option_set || 'all' }}
          path: rebrgen/test_results.json

  unictest-merge:
    needs: unictest-shard
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - name: Timeline
        uses: Kesin11/actions-timeline@57fc93f20c6da7fbc14063c6d24a2a5627c799ad # v3.2
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Checkout repository
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
      - name: Download shard results
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          pattern: unictest-shard-*
          path: shards
      - name: Merge results
        run: |
          mkdir -p test_results
          python rebrgen/script/merge_unictest_results.py shards test_results/test_results.json
          cp script/unictest_result.html test_results/index.html
          cp script/unictest_history.html test_results/history.html
      - name: Render job summary
        run: |
          python rebrgen/script/render_unictest_summary.py \
            --results test_results/test_results.json \
            --out "$GITHUB_STEP_SUMMARY"
      - name: Upload test results
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v8.0.0
        with:
          name: unictest-results
          path: test_results/