if err != nil {
				log.Fatalf("Cannot read generated IPTables rule file: %v", err)
			}
			generatedRules := getRules(generated)

			refreshGoldens(t, tt.golden, generatedRules)

			// Compare generated iptables rule with golden files.
			golden, err := os.ReadFile(tt.golden)
			if err != nil {
				log.Fatalf("Cannot read golden rule file: %v", err)
			}

	fErr := cmd.Execute()
	output := out.String()

	if c.expectedOutput != "" && c.expectedOutput != output {
		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {
		t.Fatalf("Output didn't match for '%s %s'\n got %v\nwant: %v", cmd.Name(), strings.Join(c.args, " "), output, c.expectedString)
	}

	k8sArgs := K8sArgs{}
	if err := types.LoadArgs(kubeletArgs, &k8sArgs); err != nil {
		t.Fatalf("LoadArgs failed with error: %v", err)
	}

	if string(k8sArgs.K8S_POD_NAMESPACE) == "" || string(k8sArgs.K8S_POD_NAME) == "" {
		t.Fatalf("LoadArgs didn't convert args properly, K8S_POD_NAME=\"%s\";K8S_POD_NAMESPACE=\"%s\"",
			string(k8sArgs.K8S_POD_NAME), string(k8sArgs.K8S_POD_NAMESPACE))
	}

}

func makeReq(t *testing.T, url, endpoint string, expectedStatusCode int) {
	t.Helper()
	res, err := http.Get(url + endpoint)
	if err != nil {
		t.Fatal(err)
	}
	defer res.Body.Close()
	if res.StatusCode != expectedStatusCode {
		t.Fatalf("expected status code from %s: %d, got: %d", endpoint, expectedStatusCode, res.StatusCode)
	}

			case result := <-resultChan:
				if len(c.delayedConfName) > 0 {
					// Delayed case
					t.Fatalf("did not expect to retrieve a CNI config file %s", result)
				} else if result != expectedFilepath {
					if len(expectedFilepath) > 0 {
						t.Fatalf("expected %s, got %s", expectedFilepath, result)
					}
					t.Fatalf("did not expect to retrieve a CNI config file %s", result)
				}
				// Successful test for non-delayed cases

				if err == nil {
					tt.Fatalf("wanted error including %q but none", c.wantErrStr)
				} else if !strings.Contains(err.Error(), c.wantErrStr) {
					tt.Fatalf("wanted error including %q but %v", c.wantErrStr, err)
				}
			} else if c.wantErrStr == "" && err != nil {
				tt.Fatalf("wanted non-error but got %q", err)
			} else if diff := cmp.Diff(got, c.want); diff != "" {
				tt.Fatalf(" got %v\nwant %v\ndiff %v", got, c.want, diff)

	if err != nil {
		t.Fatalf("Failed to read test data: %v", err)
	}
	diffCfg, err := os.ReadFile("testdata/configdump_diff.json")
	if err != nil {
		t.Fatalf("Failed to read test data: %v", err)
	}

	var outputBuffer bytes.Buffer
	comparator, err := NewComparator(&outputBuffer, map[string][]byte{"default": cfg}, diffCfg)
	if err != nil {
		t.Fatalf("Failed to create Comparator: %v", err)
	}

	if err != nil {
		t.Fatal(err)
	}
	if _, err := validFile.WriteString(data); err != nil {
		t.Fatal(err)
	}
	return validFile.Name(), validFile
}

func createTestDirectory(t *testing.T, files map[string]string) string {
	t.Helper()
	tempDir, err := os.MkdirTemp("", "TestValidateCommand")
	if err != nil {
		t.Fatal(err)
	}

	for name, content := range files {

	fErr := cmd.Execute()
	output := out.String()

	if c.expectedOutput != "" && c.expectedOutput != output {
		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {
		t.Fatalf("Output didn't match for '%s %s'\n got %v\nwant: %v", cmd.Name(), strings.Join(c.args, " "), output, c.expectedString)
	}

			if err != nil {
				t.Fatal(err)
			}

			if got != want {
				diff, err := compare.ManifestDiffWithRenameSelectIgnore(got, want,
					"", diffSelect, tt.diffIgnore, false)
				if err != nil {
					t.Fatal(err)
				}
				if diff != "" {
					t.Fatalf("%s: got:\n%s\nwant:\n%s\n(-got, +want)\n%s\n", tt.desc, "", "", diff)
				}
				t.Fatalf(cmp.Diff(got, want))
			}
		})
	}
}