test: add unit test for GetResourceName util (#5752)

Signed-off-by: Charles-Edouard Brétéché <charles.edouard@nirmata.com>

Signed-off-by: Charles-Edouard Brétéché <charles.edouard@nirmata.com>

pkg/utils/admission/utils_test.go

@@ -0,0 +1,49 @@
+package admission
+
+import (
+	"testing"
+
+	admissionv1 "k8s.io/api/admission/v1"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+func TestGetResourceName(t *testing.T) {
+	type args struct {
+		request *admissionv1.AdmissionRequest
+	}
+	tests := []struct {
+		name string
+		args args
+		want string
+	}{{
+		name: "with namespace",
+		args: args{
+			request: &admissionv1.AdmissionRequest{
+				Kind: v1.GroupVersionKind{
+					Kind: "Pod",
+				},
+				Name:      "dummy",
+				Namespace: "ns",
+			},
+		},
+		want: "ns/Pod/dummy",
+	}, {
+		name: "without namespace",
+		args: args{
+			request: &admissionv1.AdmissionRequest{
+				Kind: v1.GroupVersionKind{
+					Kind: "Namespace",
+				},
+				Name: "dummy",
+			},
+		},
+		want: "Namespace/dummy",
+	}}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := GetResourceName(tt.args.request); got != tt.want {
+				t.Errorf("GetResourceName() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}