klabels "k8s.io/apimachinery/pkg/labels"
	"k8s.io/apimachinery/pkg/runtime"

	"istio.io/istio/cni/pkg/config"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/monitoring/monitortest"
	"istio.io/istio/pkg/slices"
	"istio.io/istio/pkg/test"
	"istio.io/istio/pkg/test/util/assert"
	"istio.io/istio/tools/istio-iptables/pkg/constants"
)

func TestMatchesFilter(t *testing.T) {

}

// parsePAXRecord parses the input PAX record string into a key-value pair.
// If parsing is successful, it will slice off the currently read record and
// return the remainder as r.
func parsePAXRecord(s string) (k, v, r string, err error) {
	// The size field ends at the first space.
	nStr, rest, ok := strings.Cut(s, " ")
	if !ok {
		return "", "", s, ErrHeader
	}

	nameIndexMap map[string]int64 // name to column index
	current      [][]string       // current block of results to be returned
	recordsRead  int              // number of records read in current slice
	input        chan *queueItem  // input for workers
	queue        chan *queueItem  // output from workers in order
	err          error            // global error state, only touched by Reader.Read

	store.RLock()
	defer store.RUnlock()

	entries := make([]string, 0, len(store.entries))
	for entry := range store.entries {
		entries = append(entries, entry)
	}

	// Sort entries...
	sort.Slice(entries, func(i, j int) bool {
		return store.entries[entries[i]] < store.entries[entries[j]]
	})

	for i := range entries {
		keys = append(keys, parseKey(entries[i]))
	}

	return keys
}

    CharSource concatenated = CharSource.concat(cycle);

    String expected = "abcdabcd";

    // read the first 8 chars manually, since there's no equivalent to ByteSource.slice
    // TODO(cgdecker): Add CharSource.slice?
    StringBuilder builder = new StringBuilder();
    Reader reader = concatenated.openStream(); // no need to worry about closing
    for (int i = 0; i < 8; i++) {

}

func (c *ConfigWriter) PrintRemoteListenerSummary() error {
	w, listeners, err := c.setupListenerConfigWriter()
	if err != nil {
		return err
	}
	// Sort by port, addr, type
	sort.Slice(listeners, func(i, j int) bool {
		if listeners[i].GetInternalListener() != nil && listeners[j].GetInternalListener() != nil {
			return listeners[i].GetName() < listeners[j].GetName()
		}

			dal = append(dal, l)
		}
	}

	// Support v2 or v3 in config dump. See ads.go:RequestedTypes for more info.
	for i := range dal {
		dal[i].ActiveState.Listener.TypeUrl = v3.ListenerType
	}
	sort.Slice(dal, func(i, j int) bool {
		l := &listener.Listener{}
		err = dal[i].ActiveState.Listener.UnmarshalTo(l)
		if err != nil {
			return false
		}
		name := l.Name
		err = dal[j].ActiveState.Listener.UnmarshalTo(l)

func extractKubernetesVersion(versionInfo *version.Info) (int, error) {
	ver, err := goversion.NewVersion(versionInfo.String())
	if err != nil {
		return 0, fmt.Errorf("could not parse %v", err)
	}
	// Segments provide slice of int eg: v1.19.1 => [1, 19, 1]
	num := ver.Segments()[1]
	return num, nil
}

// IsK8VersionSupported checks minimum supported Kubernetes version for Istio.

		err := config.GetEcdsFilter().UnmarshalTo(c)
		if err != nil {
			return nil, fmt.Errorf("failed to retrieve TypedExtensionConfig: %v", err)
		}

		ecds = append(ecds, c)
	}

	sort.Slice(ecds, func(i, j int) bool {
		if ecds[i].GetTypedConfig().GetTypeUrl() == ecds[j].GetTypedConfig().GetTypeUrl() {
			return ecds[i].GetName() < ecds[j].GetName()
		}

return r}function X(e,t,o,n){var i=[0,0],r=-1!==['right','left'].indexOf(n),p=e.split(/(\+|\-)/).map(function(e){return e.trim()}),s=p.indexOf(D(p,function(e){return-1!==e.search(/,|\s/)}));p[s]&&-1===p[s].indexOf(',')&&console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');var d=/\s*,\s*|\s+/,a=-1===s?[p]:[p.slice(0,s).concat([p[s].split(d)[0]]),[p[s].split(d)[1]].concat(p.slice(s+1))];return a=a.map(function(e,n){var i=(1===n?!r:r)?'height':'width',p=!1;return...