test: add generic service grouping test

Author: UJESH2K

pkg/plugins/optional/helm/v2alpha/scaffolds/internal/kustomize/generic_services_test.go

@@ -0,0 +1,34 @@
+package kustomize_test
+
+import (
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	kust "sigs.k8s.io/kubebuilder/v4/pkg/plugins/optional/helm/v2alpha/scaffolds/internal/kustomize"
+)
+
+var _ = Describe("Generic Services", func() {
+	It("should place non-webhook, non-metrics services into the 'services' group", func() {
+
+		// 1. Create a fake Service
+		service := &unstructured.Unstructured{}
+		service.SetKind("Service")
+		service.SetAPIVersion("v1")
+		service.SetName("my-alert-service") // does NOT contain 'metrics' or 'webhook'
+
+		// 2. Put it inside ParsedResources
+		parsed := &kust.ParsedResources{
+			Services: []*unstructured.Unstructured{service},
+		}
+
+		// 3. Run the ResourceOrganizer
+		organizer := kust.NewResourceOrganizer(parsed)
+		groups := organizer.OrganizeByFunction()
+
+		// 4. Expect it inside the "services" group
+		Expect(groups).To(HaveKey("services"))
+		Expect(groups["services"]).To(HaveLen(1))
+		Expect(groups["services"][0].GetName()).To(Equal("my-alert-service"))
+	})
+})