"事务性 API 测试活动" "通话活动中的事务" "注册电话帐号" "启动 FGS（在后台模拟 MT + 应用）" "开始去电" "开始来电" "未设置来电显示/本机号码" "setActive" "回复" "setInactive" "断开连接" "手机听筒" "扬声器" "蓝牙" "开始直播" "抛出异常" "将通知更新为当前通话样式"