diff --git a/en/application-dev/reference/apis/js-apis-testRunner.md b/en/application-dev/reference/apis/js-apis-testRunner.md
index c82668961c8cf23f5b523024842a786dc4d0979f..403ec97e87bce272b6b4ee45568eb6a23590ab31 100644
--- a/en/application-dev/reference/apis/js-apis-testRunner.md
+++ b/en/application-dev/reference/apis/js-apis-testRunner.md
@@ -29,7 +29,7 @@ export default class UserTestRunner implements TestRunner {
     onPrepare() {
         console.log("Trigger onPrepare")
     }
-    onRun(){}
+    onRun() {}
 };
 ```
 
@@ -47,9 +47,9 @@ Runs test cases.
 
 ```js
 export default class UserTestRunner implements TestRunner {
-    onPrepare() {
-       console.log("Trigger onRun")
+    onPrepare() {}
+    onRun() {
+        console.log("Trigger onRun")
     }
-    onRun(){}
 };
 ```