benchmark.yaml

name: Benchmark
on:
  # For testing, remove before merge:
  pull_request:
  push:
    branches:
      - main
permissions:
  contents: read
  packages: read
jobs:
  benchmark:
    name: 'benchmark (pg: ${{ matrix.pgVersion }})'
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        pgVersion: ['14.8', '15.3', '16.4', '17.0' ,'latest']
    steps:
    - uses: actions/checkout@v4

    - name: Set up Go
      uses: actions/setup-go@v5
      with:
        go-version-file: 'go.mod'

    - name: Run benchmarks
      run: make bench
      env:
        POSTGRES_VERSION: ${{ matrix.pgVersion }}

    - name: Upload results
      uses: actions/upload-artifact@v4
      with:
        name: benchmark_result_${{ matrix.pgVersion }}.json
        path: internal/benchmarks/benchmark_result_${{ matrix.pgVersion }}.json

  gather:
    name: 'Gather results'
    runs-on: ubuntu-latest
    needs: [benchmark]

    steps:
    - uses: actions/download-artifact@v4
      with:
        path: ./results/
        merge-multiple: true

    - name: Combine all results
      run: cat results/*.json > ${{github.sha}}_benchmark_result.json

    - name: Upload combined results
      uses: actions/upload-artifact@v4
      with:
        name: ${{github.sha}}_benchmark_result.json
        path: ${{github.sha}}_benchmark_result.json