diff --git a/test/init.js b/test/init.js
index 2f77fa45..c3e84e4d 100644
--- a/test/init.js
+++ b/test/init.js
@@ -59,3 +59,5 @@ config.global.mocks.$route = { query: '' }
 config.global.mocks.$_ = _
 /* 消除warn */
 jest.spyOn(console, 'warn').mockImplementation(() => {})
+/* 模拟codemirror */
+jest.mock('codemirror')