benchmark-go-main.yml

name: Benchmark Go (main)

on:
  push:
    branches:
      - main

permissions:
  contents: read

jobs:
  benchmark:
    name: Performance regression check
    runs-on: ubuntu-latest
    permissions:
      # deployments permission to deploy GitHub pages website
      deployments: write
      # contents permission to update benchmark contents in gh-pages branch
      contents: write

    steps:
      - name: Fetch Repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          persist-credentials: false

      - name: Install Go
        uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v6.4.0
        with:
          go-version-file: go.mod

      - name: Run benchmark
        run: set -o pipefail; go test ./... -benchmem -run=^$ -bench . | tee output.txt

      - name: Store benchmark result
        uses: benchmark-action/github-action-benchmark@52576c92bccf6ac60c8223ec7eb2565637cae9ba # v1.22.1
        with:
          tool: 'go'
          output-file-path: output.txt
          github-token: ${{ secrets.GITHUB_TOKEN }}
          auto-push: true
          alert-threshold: "150%"
          fail-on-alert: true