feat: 补充 App.onError 捕获异步异常示例及测试 issue:7116

pages/error/throw-error/throw-error-composition.uvue

 <template>
   <view class="page">
     <button id="trigger-error" @click="triggerError">trigger error</button>
+    <button class='mt-10' id="trigger-timeout-error" @click="triggerTimeoutError">trigger timeout error</button>
   </view>
 </template>
 
@@ -13,6 +14,11 @@
   const triggerError = () => {
     throw new Error('trigger error in throw error composition page')
   }
+  const triggerTimeoutError = () => {
+    setTimeout(() => {
+      throw new Error('setTimeout trigger error in throw error composition page')
+    }, 10)
+  }
 
   // 自动化测试
   const getLifeCycleNum = () : number => {

pages/error/throw-error/throw-error-options.uvue

 <template>
   <view class="page">
     <button id="trigger-error" @click="triggerError">trigger error</button>
+    <button class='mt-10' id="trigger-timeout-error" @click="triggerTimeoutError">trigger timeout error</button>
   </view>
 </template>
 
 <script lang="uts">
-import { state } from '@/store/index.uts'
+  import { state } from '@/store/index.uts'
 
-export default {
-  onReady(){
+  export default {
+    onReady() {
       throw new Error('error in error options page onReady')
     },
     methods: {
-    triggerError(){
+      triggerError() {
         throw new Error('trigger error in throw error options page')
       },
+      triggerTimeoutError() {
+        setTimeout(() => {
+          throw new Error('setTimeout trigger error in throw error options page')
+        }, 10)
+      },
       // 自动化测试
       getLifeCycleNum() : number {
         return state.lifeCycleNum
       }
     },
-}
+  }
 </script>
\ No newline at end of file

pages/error/throw-error/throw-error.test.js

+const platformInfo = process.env.uniTestPlatformInfo.toLocaleLowerCase()
+const isAndroid = platformInfo.includes('android')
+const isIos = platformInfo.includes('ios')
 const OPTIONS_PAGE_PATH = '/pages/error/throw-error/throw-error-options'
 const COMPOSITION_PAGE_PATH = '/pages/error/throw-error/throw-error-composition'
 const HOME_PAGE_PATH = '/pages/index/index'
@@ -27,6 +30,15 @@ describe('throw error', () => {
     lifeCycleNum = await page.callMethod('getLifeCycleNum')
     expect(lifeCycleNum).toBe(200)
 
+    if (isAndroid || isIos) {
+      const triggerTimeoutErrorBtn = await page.$('#trigger-timeout-error')
+      await triggerTimeoutErrorBtn.tap()
+      await page.waitFor(500)
+
+      lifeCycleNum = await page.callMethod('getLifeCycleNum')
+      expect(lifeCycleNum).toBe(300)
+    }
+
     page = await program.navigateTo(HOME_PAGE_PATH)
     await page.waitFor('view')
     expect(page.path).toBe(HOME_PAGE_PATH.substring(1))