test(downloadFile): 优化测试逻辑

pages/API/download-file/download-file.test.js

@@ -3,18 +3,29 @@ const PAGE_PATH = '/pages/API/download-file/download-file'
 describe('ExtApi-DownloadFile', () => {
 
   let page;
-  let res;
+  let res;
+  let timeout = 3000
+  let waitForStartTime
+  async function waitCallbackTriggredOrTimeout(){
+    waitForStartTime = Date.now()
+    await page.waitFor(async () => {
+      const callbackTriggred = await page.data('jest_callback_triggred')
+      return callbackTriggred || (Date.now() - waitForStartTime > timeout)
+    })
+  }
+
   beforeAll(async () => {
     page = await program.reLaunch(PAGE_PATH)
-    await page.waitFor(600);
+    await page.waitFor('view');
     await page.callMethod('jest_downloadFile');
-    await page.waitFor(2000);
+    await waitCallbackTriggredOrTimeout()
     res = await page.data('jest_result');
   });
 
-  beforeEach(async () => {
+  beforeEach(async () => {
     await page.setData({
-      jest_result: false
+      jest_result: false,
+      jest_callback_triggred: false
     })
   });
 
@@ -24,7 +35,7 @@ describe('ExtApi-DownloadFile', () => {
 
   it('Check Special characters Url download file', async () => {
     res = await page.callMethod('jest_special_characters_download')
-    await page.waitFor(2000);
+    await waitCallbackTriggredOrTimeout()
     res = await page.data('jest_result');
     expect(res).toBe(true)
   });
@@ -35,7 +46,7 @@ describe('ExtApi-DownloadFile', () => {
   ) {
     it('Check uni.env', async () => {
       await page.callMethod('jest_downloadFile_with_uni_env');
-      await page.waitFor(2000);
+      await waitCallbackTriggredOrTimeout()
       res = await page.data('jest_result');
       expect(res).toBe(true);
     });
@@ -47,7 +58,7 @@ describe('ExtApi-DownloadFile', () => {
     if (!process.env.uniTestPlatformInfo.toLocaleLowerCase().startsWith('ios') || version > 15) {
       it('Check Download File In UTS Module', async () => {
         res = await page.callMethod('jest_uts_module_invoked')
-        await page.waitFor(2000);
+        await waitCallbackTriggredOrTimeout()
         res = await page.data('jest_result');
         expect(res).toBe(true)
       })
@@ -70,13 +81,13 @@ describe('ExtApi-DownloadFile', () => {
 
   it('Check Set Cookie', async () => {
     res = await page.callMethod('jest_set_cookie')
-    await page.waitFor(2000);
+    await waitCallbackTriggredOrTimeout()
     res = await page.data('jest_result');
     expect(res).toBe(true)
   });
   it('Check Delete Cookie', async () => {
     res = await page.callMethod('jest_delete_cookie')
-    await page.waitFor(2000);
+    await waitCallbackTriggredOrTimeout()
     res = await page.data('jest_result');
     expect(res).toBe(true)
   });

pages/API/download-file/download-file.uvue

@@ -10,7 +10,7 @@
         </view>
         <view v-else style="margin: 10px;">
           <text class="uni-hello-text">点击按钮下载服务端示例图片（下载网络文件到本地临时目录）</text>
-          <button type="primary" @tap="downloadImage">下载</button>
+          <button type="primary" @tap="downloadImagenal">下载</button>
         </view>
         <view style="margin: 10px;">
           <text class="uni-hello-text">下载接口的Content-Disposition中的filename非法值例子</text>
@@ -37,7 +37,8 @@
         imageSrc: '',
         task: null as DownloadTask | null,
         //自动化测试例专用
-        jest_result: false
+        jest_result: false,
+        jest_callback_triggred: false
       }
     },
     onLoad() {
@@ -87,10 +88,12 @@
         uni.downloadFile({
           url: "https://qiniu-web-assets.dcloud.net.cn/unidoc/zh/uni-app.png",
           success: () => {
-            this.jest_result = true
+            this.jest_result = true
+            this.jest_callback_triggred = true
           },
           fail: () => {
             this.jest_result = false
+            this.jest_callback_triggred = true
           }
         });
       },
@@ -101,9 +104,11 @@
           filePath: `${uni.env.CACHE_PATH}/a/b/`,
           success: () => {
             this.jest_result = true
+            this.jest_callback_triggred = true
           },
           fail: () => {
             this.jest_result = false
+            this.jest_callback_triggred = true
           }
         });
       },
@@ -118,9 +123,11 @@
           firstIpv4: false,
           success: () => {
             this.jest_cookie_download(true)
+            this.jest_callback_triggred = true
           },
           fail: () => {
             this.jest_result = false;
+            this.jest_callback_triggred = true
           },
         });
       },
@@ -135,9 +142,11 @@
           firstIpv4: false,
           success: () => {
             this.jest_cookie_download(false)
+            this.jest_callback_triggred = true
           },
           fail: () => {
             this.jest_result = false;
+            this.jest_callback_triggred = true
           },
         });
       },
@@ -157,9 +166,11 @@
         testInovkeDownloadFile({
           success: (res : any) => {
             this.jest_result = true
+            this.jest_callback_triggred = true
           },
           fail: (err : any) => {
-            this.jest_result = false
+            this.jest_result = false
+            this.jest_callback_triggred = true
           }
         } as CommonOptions)
         // #endif
@@ -167,11 +178,13 @@
       jest_special_characters_download() {
         uni.downloadFile({
           url: "https://web-ext-storage.dcloud.net.cn/hello-uni-app-x/1789834995055525889-你好%23你好.png",
-          success: (res : DownloadFileSuccess) => {
-            this.jest_result = true;
+          success: (res : DownloadFileSuccess) => {
+            this.jest_result = true;
+            this.jest_callback_triggred = true
           },
           fail: () => {
-            this.jest_result = false;
+            this.jest_result = false;
+            this.jest_callback_triggred = true
           }
         });
       }