luau/.github/workflows/benchmark.yml

name: Luau Benchmarks

on:
  pull_request:
    paths-ignore:
      - "docs/**"
      - "papers/**"
      - "rfcs/**"
      - "*.md"
      - "prototyping/**"

jobs:
  benchmarks-run:
    name: Run ${{ matrix.bench.title }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]
        engine:
          - { channel: stable, version: latest }
        bench:
          - {
              script: "run-benchmarks",
              timeout: 12,
              title: "Luau Benchmarks",
              cachegrindTitle: "Performance",
              cachegrindIterCount: 20,
            }
        benchResultsRepo:
          [{ name: "AllanJeremy/luau-benchmark-results", branch: "main" }]

    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout Luau repository
        uses: actions/checkout@v3

      - name: Build Luau
        run: make config=release luau luau-analyze

      - uses: actions/setup-python@v3
        with:
          python-version: "3.9"
          architecture: "x64"

      - name: Install python dependencies
        run: |
          python -m pip install requests
          python -m pip install --user numpy scipy matplotlib ipython jupyter pandas sympy nose

      - name: Run benchmark
        run: |
          python bench/bench.py | tee ${{ matrix.bench.script }}-output.txt

      - name: Checkout Benchmark Results repository
        uses: actions/checkout@v3
        with:
          repository: ${{ matrix.benchmarkResultsRepo.name }}
          ref: ${{ matrix.benchmarkResultsRepo.branch }}
          path: "./gh-pages"

      #Run `github-action-benchmark` action
      - name: Store ${{ matrix.bench.title }} result
        uses: Roblox/rhysd-github-action-benchmark@v-luau
        with:
          name: ${{ matrix.bench.title }}
          tool: "benchmarkluau"
          # This should come from Luau repo
          output-file-path: ./${{ matrix.bench.script }}-output.txt

          # This should map to thebenchmark results repo
          external-data-json-path: ./gh-pages/dev/bench/data.json
          alert-threshold: 150%
          fail-threshold: 200%
          fail-on-alert: true
          comment-on-alert: true
          comment-always: true
          github-token: ${{ secrets.BENCH_GITHUB_TOKEN }}