Quickly work with BTC Testnet

bitcoin.conf

testnet=1
server=1

# enable SSL for RPC server
#rpcssl=1

rpcallowip=0.0.0.0/0

rpcuser=admin
rpcpassword=123

btc.sh

function btc {
  local server="bitcoind -testnet"
  local client="bitcoin-cli -testnet"
  local dir="$HOME/.bitcoin/testnet3"
  
  if [ $# -eq 0 ] ; then
    $client --help
  else
    case $1 in
      start)        $server -server -daemon       ;;
      stop)         $client stop                  ;;
      tail)         tail -f $dir/debug.log        ;;
      info)         $client getinfo               ;;
      blockchain)   $client getblockchaininfo     ;;
      network)      $client getnetworkinfo        ;;
      *)            $client $@                    ;;
    esac
  fi
}