bench.yml

name: Benchmarks
on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

jobs:
  benchmark:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Set up JDK
        uses: actions/setup-java@v3
        with:
          distribution: 'zulu'
          java-version: '21'
          cache: 'maven'
      - name: Run benchmark
        run: |
          mvn package -DskipTests=true
          java -Djmh.executor=VIRTUAL -jar bench/target/benchmarks.jar -i 1 -wi 0 -f 1 -to 1100ms -r 1000ms -rf json
      - name: Store benchmark result
        uses: benchmark-action/github-action-benchmark@v1
        with:
          tool: 'jmh'
          output-file-path: jmh-result.json
          # Use personal access token instead of GITHUB_TOKEN due to https://github.community/t/github-action-not-triggering-gh-pages-upon-push/16096
          github-token: ${{ secrets.GITHUB_TOKEN }}
          auto-push: true
          # Show alert with commit comment on detecting possible performance regression
          alert-threshold: '120%'
          # Enable alert commit comment
          comment-on-alert: true
          # Enable Job Summary for PRs
          summary-always: true
          fail-on-alert: true
          alert-comment-cc-users: '@adamw'
          # Store benchmark results in the docs folder of the master branch
          gh-pages-branch: 'main'
          benchmark-data-dir-path: 'docs/bench'