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fix: move child in current parent

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This commit is contained in:
Leon Zhao 2024-12-27 09:32:05 +08:00
parent 2b7a621744
commit bd9c2b25a8
2 changed files with 14 additions and 1 deletions
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5
crates/loro-internal/src/handler/tree.rs
View file

@ -538,7 +538,10 @@ impl TreeHandler {
self.move_to(target, parent, index)
}
MaybeDetached::Attached(a) => {
let index: usize = self.children_num(&parent).unwrap_or(0);
let mut index: usize = self.children_num(&parent).unwrap_or(0);
if self.is_parent(&target, &parent) {
index -= 1;
}
a.with_txn(|txn| {
self.mov_with_txn(txn, target, parent, index, FiIfNotConfigured::Zero)
})

10
crates/loro-internal/tests/tree.rs
View file

@ -23,3 +23,13 @@ fn tree_index() {
assert_eq!(tree.get_index_by_tree_id(&child).unwrap(), 1);
assert_eq!(tree.get_index_by_tree_id(&child2).unwrap(), 0);
}
#[test]
fn tree_move_in_parent() {
let doc = LoroDoc::new_auto_commit();
doc.set_peer_id(0).unwrap();
let tree = doc.get_tree("tree");
let root = tree.create(TreeParentId::Root).unwrap();
let child = tree.create(root.into()).unwrap();
tree.mov(child, root.into()).unwrap();
}