feat:UI test

obui/app/scripts/components/node-details.js

@@ -221,6 +221,8 @@ class NodeDetails extends React.Component {
   }
   componentWillUnmount() {
     console.log(2222222222222,'componentWillUnmount')
+    window.addEventListener('beforeunload', this.handleBeforeUnload);
+    clearTimeout(this.timeoutId);
     resetDocumentTitle();
   }