When plotting lncli pendingchannels, two of the outputs are oddly similar:
pending_closing_channels and waiting_close_channels. I have only seen my closed channels either as the output closedchannels ...
From lncli network=testnet sendtoroute -h:
lncli sendtoroute - send a payment over a predefined route
lncli sendtoroute [command options] [arguments...]
Send a payment over ...