From 6a8087c756946467bdca2d3866d74ebf22146375 Mon Sep 17 00:00:00 2001
From: Zixuan Chen <remch183@outlook.com>
Date: Fri, 12 Aug 2022 12:13:04 +0800
Subject: [PATCH] fix: check err

---
 crates/rle/src/rle_tree/node/internal_impl.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/rle/src/rle_tree/node/internal_impl.rs b/crates/rle/src/rle_tree/node/internal_impl.rs
index fb978023..42fd208b 100644
--- a/crates/rle/src/rle_tree/node/internal_impl.rs
+++ b/crates/rle/src/rle_tree/node/internal_impl.rs
@@ -54,7 +54,7 @@ impl<'a, T: Rle, A: RleTreeTrait<T>> InternalNode<'a, T, A> {
 
     #[cfg(test)]
     pub(crate) fn check(&mut self) {
-        if self.is_root() {
+        if !self.is_root() {
             assert!(
                 self.children.len() >= A::MIN_CHILDREN_NUM,
                 "children.len() = {}",