eventually(t, func() bool {
		svcList := controller.Services()
		return servicesEqual(svcList, expectedSvcList)
	})

	// test updating namespace with adding discovery label
	updateNamespace(t, controller.client.Kube(), nsB, map[string]string{"env": "test"})
	// service event handlers should trigger for svc3 and svc4
	fx.WaitOrFail(t, "service")
	fx.WaitOrFail(t, "service")