if err != nil {
			return err
		}
		istiodBytes.WriteString(istiod)
	}
	diff := difflib.UnifiedDiff{
		FromFile: "Istiod Routes",
		A:        difflib.SplitLines(istiodBytes.String()),
		ToFile:   "Envoy Routes",
		B:        difflib.SplitLines(envoyBytes.String()),
		Context:  c.context,
	}
	text, err := difflib.GetUnifiedDiffString(diff)
	if err != nil {
		return err
	}

		t.Fatalf("Failed to create Comparator: %v", err)
	}
	err = comparator.Diff()
	if err != nil {
		t.Errorf("Unexpected error during diff: %v", err)
	}

	expected := []string{"Clusters Match", "Listeners Match", "Routes Match"}
	for _, exp := range expected {
		if !bytes.Contains(outputBuffer.Bytes(), []byte(exp)) {
			t.Errorf("Expected %s, but it was not found", exp)
		}
	}
}

		kmsRouter.Methods(http.MethodGet).Path(version+"/identity/list").HandlerFunc(gz(httpTraceAll(kmsAPI.KMSListIdentitiesHandler))).Queries("pattern", "{pattern:.*}")
	}

	// If none of the routes match add default error handler routes
	kmsRouter.NotFoundHandler = httpTraceAll(errorResponseHandler)
	kmsRouter.MethodNotAllowedHandler = httpTraceAll(methodNotAllowedHandler("KMS"))

		ip, _ := netip.AddrFromSlice(configuredPodIPs.Address.IP)
		// We ignore the mask of the IPNet - it's fine if the IPNet defines
		// a block grant of addresses, we just need one for checking routes.
		podIps = append(podIps, ip)
	}
	// Note that we use the IP info from the CNI plugin here - the Pod struct as reported by K8S doesn't have this info

			continue
		}
		res := ObjectToInstance(&svc)
		messages.Add(msg.NewUpdateIncompatibility(res,
			"ENABLE_EXTERNAL_NAME_ALIAS", "1.20",
			"ExternalName services now behavior differently; consult upgrade notes for more information", "1.20"))

	}
	return nil
}

func checkPilot(cli kube.CLIClient, namespace string, messages *diag.Messages) error {

				return nil, err
			}
			routes = append(routes, routeTyped)
		}
	}
	if len(routes) == 0 {
		return nil, fmt.Errorf("no routes found")
	}
	sort.Slice(routes, func(i, j int) bool {
		iName, err := strconv.Atoi(routes[i].Name)
		if err != nil {
			return false
		}
		jName, err := strconv.Atoi(routes[j].Name)
		if err != nil {
			return false
		}
		return iName < jName
	})

			cw := &ConfigWriter{Stdout: gotOut}
			cd, _ := os.ReadFile(fmt.Sprintf("testdata/routes/%s/configdump.json", tt.name))
			if err := cw.Prime(cd); err != nil {
				t.Errorf("failed to parse config dump: %s", err)
			}
			err := cw.PrintRouteSummary(RouteFilter{Verbose: true})
			assert.NoError(t, err)

			wantOutputFile := path.Join("testdata/routes", tt.name, "output.txt")
			util.CompareContent(t, gotOut.Bytes(), wantOutputFile)
		})

			expectedString:   "unrecognized logger name: xxx",
			wantException:    true,
		},
		{ // routes invalid
			args:           strings.Split("routes invalid", " "),
			expectedString: "unable to retrieve Pod: pods \"invalid\" not found",
			wantException:  true, // "istioctl proxy-config routes invalid" should fail
		},
		{ // bootstrap invalid
			args:           strings.Split("bootstrap invalid", " "),

	healthCheckClusterReadPath = "/cluster/read"
	healthCheckPathPrefix      = minioReservedBucketPath + healthCheckPath
)

// registerHealthCheckRouter - add handler functions for liveness and readiness routes.
func registerHealthCheckRouter(router *mux.Router) {
	// Healthcheck router
	healthRouter := router.PathPrefix(healthCheckPathPrefix).Subrouter()

	// Cluster check handler to verify cluster is active

	// returned early by any other middleware (but after the middleware that
	// sets the amz request id).
	httpTracerMiddleware,
	// Auth middleware verifies incoming authorization headers and routes them
	// accordingly. Client receives a HTTP error for invalid/unsupported
	// signatures.
	//
	// Validates all incoming requests to have a valid date header.
	setAuthMiddleware,