return r
		}
		return cmp.Compare(a.Hostname, b.Hostname)
	})
	out, err := json.MarshalIndent(svcs, "", "    ")
	if err != nil {
		return fmt.Errorf("failed to marshal workloads: %v", err)
	}
	if outputFormat == "yaml" {
		if out, err = yaml.JSONToYAML(out); err != nil {
			return err
		}
	}
	fmt.Fprintln(c.Stdout, string(out))
	return nil

			default:
				t.Errorf("%s: unexpected request: %s %#v\n%#v", p, req.Method, req.URL, req)
				return nil, fmt.Errorf("unexpected request")
			}
		}),
	}
	getFirstPodFunc = func(client corev1client.PodsGetter, namespace string, selector string, timeout time.Duration, sortBy func([]*corev1.Pod) sort.Interface) (
		*corev1.Pod, int, error,
	) {
		return attachPod(namespace), 1, nil
	}

}

func mcpTransport(ctx context.Context, tr http.RoundTripper) (http.RoundTripper, error) {
	creds, err := google.FindDefaultCredentials(ctx, "https://www.googleapis.com/auth/cloud-platform")
	if err != nil {
		return nil, fmt.Errorf("finding default GCP credentials: %w", err)
	}
	return &oauth2.Transport{
		Base:   tr,
		Source: creds.TokenSource,
	}, nil

	if expectedHost != extractedHost {
		t.Errorf("host header mismatch: expected `%s`, got `%s`", expectedHost, extractedHost)
	}
	// assert the result with the expected value.
	if expectedContentSha256 != extractedContentSha256 {
		t.Errorf("x-amz-content-sha256 header mismatch: expected `%s`, got `%s`", expectedContentSha256, extractedContentSha256)
	}
	if expectedTime != extractedDate {

}

func parseEndpoints(endpoints string) ([]string, bool, error) {
	etcdEndpoints := strings.Split(endpoints, config.ValueSeparator)

	var etcdSecure bool
	for _, endpoint := range etcdEndpoints {
		u, err := xnet.ParseHTTPURL(endpoint)
		if err != nil {
			return nil, false, err
		}
		if etcdSecure && u.Scheme == "http" {
			return nil, false, config.Errorf("all endpoints should be https or http: %s", endpoint)
		}

	zDump := c.ztunnelDump
	policies := slices.Filter(zDump.Policies, filter.Verify)
	slices.SortFunc(policies, func(a, b *ZtunnelPolicy) int {
		if r := cmp.Compare(a.Namespace, b.Namespace); r != 0 {
			return r
		}
		return cmp.Compare(a.Name, b.Name)
	})
	out, err := json.MarshalIndent(policies, "", "    ")
	if err != nil {
		return fmt.Errorf("failed to marshal policies: %v", err)
	}

		resExpected string
		errExpected error
	}{
		{"abcd", 1, 1, "a", nil},
		{"abcd", -1, 1, "a", nil},
		{"abcd", 999, 999, "", nil},
		{"", 999, 999, "", nil},
		{"测试abc", 1, 1, "测", nil},
		{"测试abc", 5, 5, "c", nil},
	}

	for i, tc := range evalCases {
		res, err := evalSQLSubstring(tc.s, tc.startIdx, tc.length)
		if res != tc.resExpected || err != tc.errExpected {
			t.Errorf("Eval Case %d failed: %v %v", i, res, err)
		}

		return true, nil
	}
	if strings.EqualFold(str, "disabled") {
		return false, nil
	}
	return false, fmt.Errorf("ParseBool: parsing '%s': %w", str, strconv.ErrSyntax)
}

// ParseBoolFlag - parses string into BoolFlag.
func ParseBoolFlag(s string) (bf BoolFlag, err error) {
	b, err := ParseBool(s)
	return BoolFlag(b), err

			if err != nil && testCase.success {
				t.Errorf("expected to succeed but failed with %s", err)
			}
			if !testCase.success && err == nil {
				t.Error("expected failure but succeeded instead")
			}
			if testCase.success {
				if !reflect.DeepEqual(endpoints, testCase.endpoints) {
					t.Errorf("expected %s, got %s", testCase.endpoints, endpoints)
				}
				if secure != testCase.secure {

func GetInterfaceNetStats(interf string) (procfs.NetDevLine, error) {
	proc, err := procfs.Self()
	if err != nil {
		return procfs.NetDevLine{}, err
	}
	netDev, err := proc.NetDev()
	if err != nil {
		return procfs.NetDevLine{}, err
	}
	ndl, ok := netDev[interf]
	if !ok {
		return procfs.NetDevLine{}, fmt.Errorf("%v interface not found", interf)
	}
	return ndl, nil