Component template should contai

 error  in ./src/components/page/Test.vue
 
(Emitted value instead of an instance of Error)
  Vue template syntax error:
 
  Component template should contain exactly one root element. If you are using v-if on multiple elements, use v-else-if to chain them instead.
 
 
 @ ./src/components/page/Test.vue 5:2-167
 @ ./src/router/index.js
 @ ./src/main.js
 @ multi ./build/dev-client babel-polyfill ./src/main.js

vue模板只能有一个根对象
所以你想要出现正常的效果，你的用一个div来或是别的标签来包裹全部的元素,正确的写法就是：

<template>
    <div>
        <el-button type="primary">haha1</el-button>
        <div>hahhaa</div>
        <el-input type="text" placeholder="测试一下"></el-input>
        <h1>{{test1}}</h1>
    </div>
</template>