fix: 完善单测demo；升级单测版本

test/init.js

@@ -1,5 +1,3 @@
-import 'jest-canvas-mock'
-import axios from 'axios'
 import { config } from '@vue/test-utils'
 
 /* 开启测试 */
@@ -19,18 +17,19 @@ window.$dayJs = dayjs
 /* 模拟vue-router库，否则组件中引用vue-router的代码报错 */
 jest.mock('vue-router', () => {
   return {
-    useRouter: function () { return { currentRoute: '/' } },
-    useRoute: function () { return { query: {} } },
+    useRouter: jest.fn(),
+    useRoute: jest.fn(),
     createWebHashHistory: jest.fn(),
     createRouter: jest.fn().mockReturnValue({
       beforeEach: jest.fn()
     })
   }
 })
-
 /* 模拟axios */
 jest.mock('axios')
 /* 模拟$t */
 config.global.mocks.$t = key => key
+/* 模拟$route，具体用例中需要不同值时重写覆盖即可 */
+config.global.mocks.$route = { query: '' }
 /* 消除warn */
 jest.spyOn(console, 'warn').mockImplementation(() => {})