},
	}
	for i, c := range cases {
		t.Run(fmt.Sprintf("case %d %s", i, c.description), func(t *testing.T) {
			str := marshalWorkloadEntryPodPorts(c.ports)
			if c.want != str {
				t.Errorf("want %s, got %s", c.want, str)
			}
		})
	}
}

// TestWorkloadEntryConfigureNilProxyMetadata tests a particular use case when the

func fromSchemaAndJSONMap(schema resource.Schema, data any) (config.Spec, error) {
	// Marshal to json bytes
	str, err := json.Marshal(data)
	if err != nil {
		return nil, err
	}
	out, err := schema.NewInstance()
	if err != nil {
		return nil, err
	}
	if err = config.ApplyJSONStrict(out, string(str)); err != nil {
		return nil, err
	}
	return out, nil

// splitEqual splits key=value string into key,value. if no = is found
// the whole string is the key and value is empty.
func splitEqual(str string) (string, string) {
	idx := strings.Index(str, "=")
	var k string
	var v string
	if idx >= 0 {
		k = str[:idx]
		v = str[idx+1:]
	} else {
		k = str
	}
	return k, v
}

type writerPrinter struct {
	writer io.Writer
}

func (w *writerPrinter) Printf(format string, a ...any) {
	_, _ = fmt.Fprintf(w.writer, format, a...)
}

func (w *writerPrinter) Println(str string) {
	_, _ = fmt.Fprintln(w.writer, str)
}

func refreshGoldenFiles() bool {
	ev := os.Getenv("REFRESH_GOLDEN")
	return ev == "true" || ev == "1"
}

func kubeBuilderInstalled() bool {
	ev := os.Getenv("KUBEBUILDER")

		`(?:[[:^punct:]]*/*)*crio[[:punct:]]` +
		// non-punctuation end of string, i.e., the container ID
		`(?P<containerid>[[:^punct:]]+)$`),
}

func reSubMatchMap(r *regexp.Regexp, str string) map[string]string {
	match := r.FindStringSubmatch(str)
	if match == nil {
		return nil
	}
	subMatchMap := make(map[string]string)
	for i, name := range r.SubexpNames() {
		if i != 0 {
			subMatchMap[name] = match[i]
		}
	}