benchmark.yml

name: Benchmarks

on:
  push:
    branches:
      - '*'
    paths-ignore:
      - 'README.md'
      - 'examples/**'
      - 'scripts/*'
      - 'web/**'
      - 'tests/**'
      - 'unit/**'
      - '.github/workflows/**'
      - '!.github/workflows/benchmark.yml'

jobs:
  benchmark:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup
        uses: "./.github/workflows/setup"

      - name: Install nix
        uses: "./.github/workflows/get-nix"
        with:
          target: ${{ inputs.target }}

      - name: Cache Nix Store
        uses: actions/cache@v4
        id: nix-cache
        with:
          path: /tmp/nixcache
          key: ${{ runner.os }}-${{ env.nixHash }}-nix-cache

      - name: Import Nix Store Cache
        if: "steps.nix-cache.outputs.cache-hit == 'true'"
        shell: bash
        run: |
          nix-store --import < /tmp/nixcache
          sudo rm -rf /tmp/nixcache

      - name: Run benchmarks
        run: |
          set -ex
          export LD_LIBRARY_PATH=`pwd`/build/onetbb/lib

          nix build -L .#benchmarks
          rm result
          nix run -L .#benchmarks > all_benchmark_results.json

          cat all_benchmark_results.json
      - name: Store benchmark result
        uses: rhysd/github-action-benchmark@v1
        if: ${{ github.ref_name == 'develop' }}
        with:
            tool: 'googlecpp'
            output-file-path: all_benchmark_results.json
            github-token: ${{ secrets.GITHUB_TOKEN }}
            auto-push: true
            comment-on-alert: true
            alert-threshold: '200%'
            alert-comment-cc-users: '@disorderedmaterials/dissolve-devs'