button 补充测试用例

pages/component/button/buttonstatus.uvue

@@ -122,6 +122,12 @@
         disable-true
       </button>
     </view>
+    <view class="container">
+       <button style="margin: 10px;position: relative;text-align: center;padding:5px;color: #ffffff;background-color: #1AAD19;
+        font-size: 10px;line-height: 2;">
+         custom-btn
+       </button>
+     </view>
   </view>
 </template>