make check
test_runner.py
sudo apt install tor # if not already installed
sudo etc/init.d/tor status # to check if tor is running
sudo etc/init.d/tor start # if it is not already running
./src/bitcoind -proxy=127.0.0.1:<tor port>
./bitcoin-cli getpeerinfo
tor defaults to port 9050.
`getpeerinfo` should be populated.
arc lint should pass with no errors.