# Analyze the current live cluster for a specific revision
  istioctl analyze --revision 1-16

  # Analyze the current live cluster, simulating the effect of applying additional yaml files
  istioctl analyze a.yaml b.yaml my-app-config/

  # Analyze the current live cluster, simulating the effect of applying a directory of config recursively
  istioctl analyze --recursive my-istio-config/

	// InFilenames is an array of paths to the input IstioOperator CR files.
	InFilenames []string
	// ReadinessTimeout is maximum time to wait for all Istio resources to be ready. wait must be true for this setting
	// to take effect.
	ReadinessTimeout time.Duration
	// SkipConfirmation determines whether the user is prompted for confirmation.
	// If set to true, the user is not prompted and a Yes response is assumed in all cases.
	SkipConfirmation bool

				K8sServicePort:     c.k8sServicePort,
				SkipTLSVerify:      c.skipTLSVerify,
			}
			result, err := createKubeConfig(cfg)
			if err != nil {
				if !c.expectedFailure {
					t.Fatalf("did not expect failure: %v", err)
				}
				// Successful test case expecting failure
				return
			} else if c.expectedFailure {
				t.Fatalf("expected failure")
			}

			goldenFilepath := "testdata/kubeconfig-tls"

// See the License for the specific language governing permissions and
// limitations under the License.

package plugin

import (
	"fmt"
	"net/http"
	"net/http/httptest"
	"reflect"
	"testing"

	"github.com/containernetworking/cni/pkg/skel"
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime"

	"istio.io/api/annotation"

			}

		case <-time.After(ztunnelKeepAliveCheckInterval):
			// do a short read, just to see if the connection to ztunnel is
			// still alive. As ztunnel shouldn't send anything unless we send
			// something first, we expect to get an os.ErrDeadlineExceeded error
			// here if the connection is still alive.
			// note that unlike tcp connections, reading is a good enough test here.
			_, err := conn.readMessage(time.Second / 100)
			switch {

		}
	}
	return messages, nil
}

func checkTracing(cli kube.CLIClient, messages *diag.Messages) error {
	// In 1.22, we remove the default tracing config which points to zipkin.istio-system
	// This has no effect for users, unless they have this service.
	svc, err := cli.Kube().CoreV1().Services("istio-system").Get(context.Background(), "zipkin", metav1.GetOptions{})
	if err != nil && !kerrors.IsNotFound(err) {
		return err
	}

			expected: "example.com, www.example.com + 1 more...",
		},
	}

	for _, tt := range tests {
		t.Run(tt.desc, func(t *testing.T) {
			if got := describeRouteDomains(tt.domains); got != tt.expected {
				t.Errorf("%s: expect %v got %v", tt.desc, tt.expected, got)
			}
		})
	}
}

func TestPrintRoutesSummary(t *testing.T) {
	tests := []struct {
		name string
	}{
		{
			name: "empty-gateway",
		},
		{

			// If oldpod != ready && newpod != ready, but the ambient annotation was added,
			// then assume this event was generated by the CNI plugin labeling the pod on startup,
			// and skip the event.
			//
			// This isn't perfect (someone could manually annotate an unready pod,
			// then install Istio, then the pod goes ready, and we'd miss capture) - but that
			// seems vanishingly unlikely
			wasReady := kube.CheckPodReadyOrComplete(oldPod)

						Pipe: &core.Pipe{Path: "unix:///dev/shm/uds.socket"},
					},
				},
			},
			expect: true,
		},
	}

	for _, tt := range tests {
		t.Run(tt.desc, func(t *testing.T) {
			if got := tt.inFilter.Verify(tt.inListener); got != tt.expect {
				t.Errorf("%s: expect %v got %v", tt.desc, tt.expect, got)
			}
		})
	}

  origin: GrandCastle
`

	g.Expect(output).To(Equal(expectedOutput))
}

func TestFormatter_PrintEmpty(t *testing.T) {
	g := NewWithT(t)

	msgs := diag.Messages{}

	logOutput, _ := Print(msgs, LogFormat, false)
	g.Expect(logOutput).To(Equal(""))

	jsonOutput, _ := Print(msgs, JSONFormat, false)
	g.Expect(jsonOutput).To(Equal("[]"))