// limitations under the License.

import (
	"testing"

	matcher "github.com/cncf/xds/go/xds/type/matcher/v3"
	"github.com/google/go-cmp/cmp"

	"istio.io/istio/pkg/util/protomarshal"
)

func TestCleanupEmptyMaps(t *testing.T) {
	tc := []struct {
		name  string
		given func() Mapper
		want  func() *matcher.Matcher
	}{
		{
			name: "empty map at depth = 0",
			given: func() Mapper {
				// root (dest port):