add benchmark pipeline

.github/workflows/benchmark.yaml

@@ -0,0 +1,46 @@
+name: Benchmark Test
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  benchmark:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Install dependencies
+        run: |
+          go mod download
+          go mod tidy
+
+      # - name: Debug via SSH
+      #   uses: mxschmitt/action-tmate@v3
+
+      - name: Run benchmark test
+        # working-directory: test/e2e
+        run: |
+          mkdir -p /tmp/artifacts/
+          ARTIFACT_PATH=/tmp/artifacts make test-benchmark
+
+      - name: Compare with baseline
+        run: |
+          go install golang.org/x/perf/cmd/benchstat@latest
+          benchstat benchmarks/baseline.txt /tmp/artifacts/new.txt | tee /tmp/artifacts/output
+
+      - name: Upload benchmark results      
+        uses: actions/upload-artifact@v4
+        with:
+          name: benchmark-artifacts
+          path: /tmp/artifacts/
+

Makefile

@@ -153,6 +153,11 @@ test: manifests generate fmt lint test-unit test-e2e #HELP Run all tests.
 e2e: #EXHELP Run the e2e tests.
 	go test -count=1 -v ./test/e2e/...
 
+.PHONY: benchmark
+benchmark: #EXHELP Run the benchmark tests.
+	export CATALOG_IMG=registry.redhat.io/redhat/redhat-operator-index:v4.18
+	go test -v -run=^$$ -bench=. -benchmem -count=10 -v ./test/e2e/... | tee /tmp/artifacts/new.txt
+
 E2E_REGISTRY_NAME := docker-registry
 E2E_REGISTRY_NAMESPACE := operator-controller-e2e
 
@@ -209,6 +214,12 @@ test-e2e: KUSTOMIZE_BUILD_DIR := config/overlays/e2e
 test-e2e: GO_BUILD_FLAGS := -cover
 test-e2e: run image-registry e2e e2e-coverage kind-clean #HELP Run e2e test suite on local kind cluster
 
+.PHONY: test-benchmark
+test-benchmark: KIND_CLUSTER_NAME := operator-controller-benchmark
+test-benchmark: KUSTOMIZE_BUILD_DIR := config/overlays/e2e
+test-benchmark: GO_BUILD_FLAGS := -cover
+test-benchmark: run image-registry benchmark kind-clean #HELP Run benchmark test suite on local kind cluster
+
 .PHONY: extension-developer-e2e
 extension-developer-e2e: KUSTOMIZE_BUILD_DIR := config/overlays/cert-manager
 extension-developer-e2e: KIND_CLUSTER_NAME := operator-controller-ext-dev-e2e  #EXHELP Run extension-developer e2e on local kind cluster

benchmarks/baseline.txt

@@ -0,0 +1,16 @@
+goos: darwin
+goarch: arm64
+pkg: github.com/operator-framework/operator-controller/test/e2e
+cpu: Apple M1 Pro
+BenchmarkCreateClusterCatalog-10    	       1	1352852042 ns/op	  404520 B/op	    3914 allocs/op
+BenchmarkCreateClusterCatalog-10    	      13	  86982353 ns/op	   36907 B/op	     394 allocs/op
+BenchmarkCreateClusterCatalog-10    	      12	  84962496 ns/op	   34555 B/op	     393 allocs/op
+BenchmarkCreateClusterCatalog-10    	      18	  70375363 ns/op	   34880 B/op	     388 allocs/op
+BenchmarkCreateClusterCatalog-10    	      15	  71715708 ns/op	   37654 B/op	     399 allocs/op
+BenchmarkCreateClusterCatalog-10    	      13	  85251170 ns/op	   36572 B/op	     396 allocs/op
+BenchmarkCreateClusterCatalog-10    	      13	  83413260 ns/op	   38435 B/op	     393 allocs/op
+BenchmarkCreateClusterCatalog-10    	      13	  93851487 ns/op	   37249 B/op	     395 allocs/op
+BenchmarkCreateClusterCatalog-10    	      13	  78722212 ns/op	   36593 B/op	     393 allocs/op
+BenchmarkCreateClusterCatalog-10    	      13	  86393522 ns/op	   37404 B/op	     395 allocs/op
+PASS
+ok  	github.com/operator-framework/operator-controller/test/e2e	32.699s