如何使用calabash-android中的ruby脚本在移动应用程序测试期间生成“电池电量不足”通知

I am trying to generate notifications(Battery,chargerconnect,headphone connect,memory card insertion etc.) with my customized ruby step-definitions in calabash-android during automation of mobile apps. Is there any way to interact with Android OS broadcasts with ruby script so that i can generate interrupts at any point of mob app testing.I am trying to generate notifications(Battery,c