e2e-tests (3/4): Add gNMI integration tests with envtest

.github/workflows/test-gnmi.yaml

@@ -0,0 +1,39 @@
+# SPDX-FileCopyrightText: 2026 SAP SE or an SAP affiliate company and IronCore contributors
+# SPDX-License-Identifier: Apache-2.0
+
+name: Test gNMI integration
+
+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - '**.go'
+      - 'hack/**'
+      - 'config/**'
+      - 'go.mod'
+      - 'go.sum'
+      - 'Makefile'
+
+permissions:
+  contents: read
+
+jobs:
+  test-gnmi:
+    name: gNMI Integration (${{ matrix.provider }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: true
+      matrix:
+        provider:
+          - openconfig
+    steps:
+      - uses: actions/checkout@v7
+      - uses: actions/setup-go@v6
+        with:
+          go-version-file: 'go.mod'
+      - name: Install ginkgo
+        run: go install github.com/onsi/ginkgo/v2/ginkgo@latest
+      - name: Running gNMI tests
+        run: make test-gnmi PROVIDER=${{ matrix.provider }} GINKGO_PROCS=$(nproc)
+

Makefile

@@ -99,9 +99,14 @@ test-e2e: setup-test-e2e manifests generate ## Run the e2e tests. Expected an is
 cleanup-test-e2e: ## Tear down the Kind cluster used for e2e tests
 	@$(KIND) delete cluster --name $(KIND_CLUSTER)
 
+# Number of parallel Ginkgo processes
+GINKGO_PROCS ?= $(shell nproc 2>/dev/null || sysctl -n hw.logicalcpu)
+
 .PHONY: test-gnmi
-test-gnmi: FORCE ## Run integration tests for gNMI.
-	@printf "\e[1;33m>> gNMI integration tests not yet implemented\e[0m\n"
+test-gnmi: ## Run gNMI integration tests
+	@if ! hash setup-envtest 2>/dev/null; then printf "\e[1;36m>> Installing setup-envtest...\e[0m\n"; go install sigs.k8s.io/controller-runtime/tools/setup-envtest@latest; fi
+	@printf "\e[1;36m>> ginkgo run --procs=$(GINKGO_PROCS) ./test/gnmi/ (PROVIDER=$(PROVIDER))\e[0m\n"
+	@KUBEBUILDER_ASSETS=$$(setup-envtest use 1.32 -p path) PROVIDER=$(PROVIDER) ginkgo run --tags=gnmi --procs=$(GINKGO_PROCS) ./test/gnmi/
 
 .PHONY: test-lab
 test-lab: ## Run lab tests against a real network device.

go.mod

@@ -3,6 +3,7 @@ module github.com/ironcore-dev/network-operator
 go 1.26.0
 
 require (
+	github.com/benjamintf1/unmarshalledmatchers v1.0.0
 	github.com/felix-kaestner/copy v0.0.0-20250930112410-8fbc5c5b74a5
 	github.com/go-crypt/crypt v0.14.15
 	github.com/go-logr/logr v1.4.4
@@ -19,6 +20,7 @@ require (
 	go.uber.org/automaxprocs v1.6.0
 	go.uber.org/zap v1.28.0
 	golang.org/x/crypto v0.54.0
+	golang.org/x/tools v0.48.0
 	google.golang.org/grpc v1.82.1
 	google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af
 	k8s.io/api v0.36.0
@@ -108,12 +110,12 @@ require (
 	golang.org/x/term v0.45.0 // indirect
 	golang.org/x/text v0.40.0 // indirect
 	golang.org/x/time v0.15.0 // indirect
-	golang.org/x/tools v0.48.0 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.5.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20260414002931-afd174a4e478 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260414002931-afd174a4e478 // indirect
 	gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.3.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	k8s.io/apiextensions-apiserver v0.36.0 // indirect
 	k8s.io/apiserver v0.36.0 // indirect