diff --git a/examples/debug.tsx b/examples/debug.tsx
index 9d04d30b..46e2eddb 100644
--- a/examples/debug.tsx
+++ b/examples/debug.tsx
@@ -1,33 +1,14 @@
-/* eslint-disable */
-
 import React from 'react';
 import TreeSelect from '../src';
 import '../assets/index.less';
 
-const { TreeNode, SHOW_ALL, SHOW_CHILD } = TreeSelect;
-const SelectNode = TreeNode;
-
 const treeData = [
   { key: '0', value: '0', title: 'label0' },
   { key: '1', value: '1', title: 'label1' },
 ];
 
-const children = [
-  <TreeNode key="0" value="0" title="label0" foo={0} />,
-  <TreeNode key="1" value="1" title="label1" foo={1} />,
-];
-
 const createSelect = props => <TreeSelect treeData={treeData} labelInValue {...props} />;
 
-// export default () => (
-//   <TreeSelect
-//     defaultValue={['not-exist']}
-//     treeCheckable
-//     style={{ width: 300 }}
-//     onDeselect={console.error}
-//   />
-// );
-
 export default () =>
   createSelect({
     maxTagCount: 1,
diff --git a/tests/Select.SearchInput.spec.js b/tests/Select.SearchInput.spec.js
index 2cb3e061..694d5521 100644
--- a/tests/Select.SearchInput.spec.js
+++ b/tests/Select.SearchInput.spec.js
@@ -1,5 +1,5 @@
 /* eslint-disable no-undef */
-import React, { useEffect, useState } from 'react';
+import React, { useState } from 'react';
 import { mount } from 'enzyme';
 import TreeSelect, { TreeNode } from '../src';