package list

import "testing"

func checkListLen(t *testing.T, l *List, len int) bool {
	if n := l.Len(); n != len {
		t.Errorf("l.Len() = %d, want %d", n, len)
		return false
	}
	return true
}

func checkListPointers(t *testing.T, l *List, es []*Element) {
	root := &l.root

	if !checkListLen(t, l, len(es)) {
		return
	}

		ret.PushBack(f(p.Value))
	}
	return ret
}

func CheckListLen[T any](l *List[T], len int) bool {
	if n := l.Len(); n != len {
		panic(fmt.Sprintf("l.Len() = %d, want %d", n, len))
		return false
	}
	return true
}

func CheckListPointers[T any](l *List[T], es []*Element[T]) {
	root := &l.root

	if !CheckListLen(l, len(es)) {
		return
	}

		ret.PushBack(f(p.Value))
	}
	return ret
}

func checkListLen[T any](l *_List[T], len int) bool {
	if n := l.Len(); n != len {
		panic(fmt.Sprintf("l.Len() = %d, want %d", n, len))
		return false
	}
	return true
}

func checkListPointers[T any](l *_List[T], es []*_Element[T]) {
	root := &l.root

	if !checkListLen(l, len(es)) {
		return
	}

	for e := l2.Front(); e != nil; e = next {
		next = e.Next()
		l2.Remove(e)
	}
	a.CheckListPointers(l2, []*(a.Element[int]){})
}

func checkList[T comparable](l *a.List[T], es []interface{}) {
	if !a.CheckListLen(l, len(es)) {
		return
	}

	i := 0
	for e := l.Front(); e != nil; e = e.Next() {
		le := e.Value
		// Comparison between a generically-typed variable le and an interface.
		if le != es[i] {