Following the Public Alpha Guide (as at 5 September) I've been able to compile and test ZCash (no errors for the full test suite and the RPC tests).
I've been able to run the daemon and generate two new addresses with:
The Get Info command shows a connection
And the balances were updated once I obtained testnet coins from the faucet (http://faucet.zeropond.com).
However, when running the command:
I don't see any "tn" addresses. The output is: