ci: add a benchmark workflow #1
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| name: Benchstat | |
| on: | |
| pull_request: | |
| branches: [ master ] | |
| permissions: # added using https://github.com/step-security/secure-workflows | |
| contents: read | |
| jobs: | |
| bench: | |
| name: Performance regression check | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout (previous) | |
| uses: actions/checkout@v3 | |
| with: | |
| ref: ${{ github.base_ref }} | |
| path: previous | |
| - name: Checkout (new) | |
| uses: actions/checkout@v3 | |
| with: | |
| path: new | |
| - name: Set up Go | |
| uses: actions/setup-go@v4 | |
| with: | |
| go-version-file: '${{ github.workspace }}/go.mod' | |
| - name: Install dependencies | |
| run: go install golang.org/x/perf/cmd/benchstat@latest | |
| - name: Run Benchmark (previous) | |
| run: | | |
| cd previous | |
| go test -bench=. -benchmem -benchtime=100ms -count=8 > benchmark.txt | |
| - name: Run Benchmark (new) | |
| run: | | |
| cd new | |
| go test -bench=. -benchmem -benchtime=100ms -count=8 > benchmark.txt | |
| - name: Run Benchstat | |
| run: benchstat previous/benchmark.txt new/benchmark.txt |