map[string]string{"app": "a"}, // selector
		"10.0.0.1",
	))
	fx.WaitOrFail(t, "xds")

	createOrUpdateNamespace(t, s, testNS, "")
	createOrUpdateNamespace(t, s, systemNS, "")

	tracker.WaitOrdered(testNS, systemNS)

	t.Run("change namespace network to nw1", func(t *testing.T) {
		createOrUpdateNamespace(t, s, systemNS, "nw1")
		tracker.WaitOrdered(systemNS)
		expectNetwork(t, s, "nw1")
	})