test(karma): change image preview tests

test/unit/karma.conf.js

@@ -12,6 +12,8 @@ module.exports = function (config) {
     //    http://karma-runner.github.io/0.13/config/browsers.html
     // 2. add it to the `browsers` array below.
     browsers: ['PhantomJS_mobile'],
+    browserDisconnectTimeout: 300000,
+    browserNoActivityTimeout: 300000,
     customLaunchers:{
       PhantomJS_mobile: {
         base: 'PhantomJS',

test/unit/specs/image-preview.spec.js

@@ -9,9 +9,9 @@ import {
 } from '../utils/event'
 
 const imgs = [
-  'https://wx1.sinaimg.cn/mw1024/686d7361ly1fpha0mpd5uj21hc0tyws2.jpg',
-  'https://wx1.sinaimg.cn/mw1024/686d7361ly1fpha0ncnnej21hc0zetxo.jpg',
-  'https://wx1.sinaimg.cn/mw1024/686d7361ly1fpha0mqvu5j21hc0zkgzz.jpg'
+  'https://dpubstatic.udache.com/static/dpubimg/XsZT-Ium9K/686d7361ly1fpha0mpd5uj21hc0tyws2.jpg',
+  'https://dpubstatic.udache.com/static/dpubimg/jM0pARr01R/686d7361ly1fpha0ncnnej21hc0zetxo.jpg',
+  'https://dpubstatic.udache.com/static/dpubimg/uesDMLn8ho/686d7361ly1fpha0mqvu5j21hc0zkgzz.jpg'
 ]
 describe('ImagePreview', () => {
   describe('ImagePreview.vue', () => {