}

func TestGetDNSNames(t *testing.T) {
	tests := []struct {
		name             string
		customHost       string
		discoveryAddress string
		revision         string
		sans             []string
	}{
		{
			name:             "no customHost",
			customHost:       "",
			discoveryAddress: "istiod.istio-system.svc.cluster.local",
			revision:         "default",
			sans: []string{
				"istio-pilot.istio-system.svc",