Match-id-a259fe636f4eae5da9d6448d48172e8ce9dcfcee

libs/horizon/src/renderer/vnode/VNodeCreator.ts

@@ -230,7 +230,7 @@ export function onlyUpdateChildVNodes(processing: VNode): VNode | null {
       }
     };
 
-    putChildrenIntoQueue(processing.child);
+    putChildrenIntoQueue(processing);
 
     while (queue.length) {
       const vNode = queue.shift()!;

scripts/__tests__/ComponentTest/Memo.test.js

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) Huawei Technologies Co., Ltd. 2022-2022. All rights reserved.
+ */
+
+import * as Horizon from '@cloudsop/horizon/index.ts';
+
+describe('Memo Test', () => {
+  it('Memo should not make the path wrong', function () {
+    let updateApp;
+
+    function Child() {
+      const [_, update] = Horizon.useState({});
+      updateApp = () => update({});
+      return <div></div>;
+    }
+    const MemoChild = Horizon.memo(Child);
+
+    function App() {
+      return (
+        <div>
+          <MemoChild />
+        </div>
+      );
+    }
+    const MemoApp = Horizon.memo(App);
+    Horizon.render(
+      <div>
+        <MemoApp key="1" />
+      </div>,
+      container
+    );
+    Horizon.render(
+      <div>
+        <span></span>
+        <MemoApp key="1" />
+      </div>,
+      container
+    );
+    expect(() => updateApp()).not.toThrow();
+  });
+});