修改原生页面

harmonyApp/entry/src/main/ets/pages/FaultPage.ets

+import testNapi from 'libentry.so';
+
+@Entry
+@Component
+struct FaultPage {
+  @State message: string = '越界测试页面';
+
+  build() {
+    Column() {
+      // 标题
+      Text('越界崩溃测试')
+        .fontSize(24)
+        .fontWeight(FontWeight.Bold)
+        .margin({ top: 50, bottom: 30 })
+      
+      // 说明文字
+      Text('点击下方按钮将触发数组越界异常')
+        .fontSize(16)
+        .fontColor('#666666')
+        .margin({ bottom: 50 })
+      
+      // 触发越界按钮
+      Button('触发越界崩溃')
+        .width('80%')
+        .height(50)
+        .backgroundColor('#FF4444')
+        .onClick(() => {
+          testNapi.FaultOut();
+        })
+    }
+    .width('100%')
+    .height('100%')
+  }
+}

harmonyApp/entry/src/main/ets/pages/Index.ets

 import { hilog } from '@kit.PerformanceAnalysisKit';
 import testNapi from 'libentry.so';
+import router from '@ohos.router';
 
 const DOMAIN = 0x0000;
 
@@ -49,12 +50,12 @@ struct Index {
         })
       
       // 越界崩溃测试按钮
-      Button('越界崩溃测试')
+      Button('进入越界页面')
         .width('80%')
         .height(50)
-        .backgroundColor('#FF0000')
+        .backgroundColor('#FF4444')
         .onClick(() => {
-         testNapi.FaultOut();
+          router.pushUrl({ url: 'pages/FaultPage' });
         })
     }
     .width('100%')