cfg, err := os.ReadFile("testdata/configdump.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}, cfg)
	if err != nil {
		t.Fatalf("Failed to create Comparator: %v", err)
	}
	err = comparator.Diff()
	if err != nil {

type Comparator struct {
	envoy, istiod *configdump.Wrapper
	w             io.Writer
	context       int
	location      string
}

// NewComparator is a comparator constructor
func NewComparator(w io.Writer, istiodResponses map[string][]byte, envoyResponse []byte) (*Comparator, error) {
	c := &Comparator{}
	for _, resp := range istiodResponses {
		istiodDump := &configdump.Wrapper{}