查找系统当前运行的activity
//启动终端
adb shell dumpsys activity | grep “mFocusedActivity”
// 获取当前界面元素
adb shell dumpsys activity top
// 获取App入口
adb shell dumpsys activity activities
// 启动app
adb shell am start -W -n com.xueqiu.android/.view.WelcomeActivityAlias -S
// 获取当前界面元素
adb shell dumpsys activity top